-
1
-
-
85102915296
-
-
(verified 18 Nov. 2009)
-
Absolute Michigan. 2009. The Great Michigan Fire of 1871. Available at http://www.absolutemich-igan.com/dig/michigan/the-great-michigan-fire-of-1871/ (verified 18 Nov. 2009).
-
(2009)
The Great Michigan Fire of 1871
-
-
Michigan, A.1
-
2
-
-
0342884316
-
The great flood of 1993
-
Allen, W.H. 1993. The great flood of 1993. BioScience 43(11):732-737.
-
(1993)
BioScience
, vol.43
, Issue.11
, pp. 732-737
-
-
Allen, W.H.1
-
3
-
-
0020900312
-
Farm foreclosures in the United Stated during the Interwar Period
-
Alston, L.J. 1983. Farm foreclosures in the United Stated during the Interwar Period. J. Econ. Hist. 43(4):885-903.
-
(1983)
J. Econ. Hist
, vol.43
, Issue.4
, pp. 885-903
-
-
Alston, L.J.1
-
4
-
-
0042771692
-
Historic alteration of surface hydrology on the Des Moines Lobe
-
Iowa Dep. Natural Resources, Geological Survey Bureau, Iowa City, IA
-
Anderson, K.L. 2000. Historic alteration of surface hydrology on the Des Moines Lobe. Iowa Geology 25. Iowa Dep. Natural Resources, Geological Survey Bureau, Iowa City, IA.
-
(2000)
Iowa Geology
, pp. 25
-
-
Anderson, K.L.1
-
5
-
-
74949091600
-
Historical changes in soil erosion, 1930-1992: The Northern Mississippi Valley Loess Hills
-
USDA-NRCS, Washington, DC
-
Argabright, M.S., R.G. Cronshey, J.D. Helms, G.A. Pavelis, and H.R. Sinclair, Jr. 1996. Historical changes in soil erosion, 1930-1992: The Northern Mississippi Valley Loess Hills. Historical Notes 5. USDA-NRCS, Washington, DC.
-
(1996)
Historical Notes
, pp. 5
-
-
Argabright, M.S.1
Cronshey, R.G.2
Helms, J.D.3
Pavelis, G.A.4
Sinclair, H.R.5
-
6
-
-
0016840473
-
Nitrate, phosphorus, and sulfate in subsurface drainage water
-
Baker, J.L., K.L. Campbell, H.P. Johnson, and J.J. Hanway. 1975. Nitrate, phosphorus, and sulfate in subsurface drainage water. J. Environ. Qual. 4:406-412.
-
(1975)
J. Environ. Qual
, vol.4
, pp. 406-412
-
-
Baker, J.L.1
Campbell, K.L.2
Johnson, H.P.3
Hanway, J.J.4
-
7
-
-
0019845494
-
Nitrate-nitrogen in tile drainage as affected by fertilization
-
Baker, J.L., and H.P. Johnson. 1981. Nitrate-nitrogen in tile drainage as affected by fertilization. J. Environ. Qual. 10:519-522.
-
(1981)
J. Environ. Qual
, vol.10
, pp. 519-522
-
-
Baker, J.L.1
Johnson, H.P.2
-
8
-
-
34548737202
-
Tillage and N application rates affect on corn and soybean yields and NO3-N leaching losses
-
Bakhsh, A., and R.S. Kanwar. 2007. Tillage and N application rates affect on corn and soybean yields and NO3-N leaching losses. Trans. ASABE. 50:1189-1198.
-
(2007)
Trans. ASABE
, vol.50
, pp. 1189-1198
-
-
Bakhsh, A.1
Kanwar, R.S.2
-
9
-
-
0345094905
-
Precision conservation for environmental sustainability
-
Berry, J.K., J.A. Delgado, R. Khosla, and F.J. Pierce. 2003. Precision conservation for environmental sustainability. J. Soil Water Conserv. 58(6):332-339.
-
(2003)
J. Soil Water Conserv
, vol.58
, Issue.6
, pp. 332-339
-
-
Berry, J.K.1
Delgado, J.A.2
Khosla, R.3
Pierce, F.J.4
-
10
-
-
34548494811
-
Soil and crop response to harvesting corn residues for biofuel production
-
Blanco-Canqui, H., and R. Lal. 2007. Soil and crop response to harvesting corn residues for biofuel production. Geoderma 141:355-362.
-
(2007)
Geoderma
, vol.141
, pp. 355-362
-
-
Blanco-Canqui, H.1
Lal, R.2
-
11
-
-
85102913454
-
-
(verified 12 Nov. 2009)
-
Boise State University. 2008. Disasters: Firestorms of 1871. Available at http://www.boisestate. edu/history/ncasner/hy210/peshtigo.htm (verified 12 Nov. 2009).
-
(2008)
Disasters: Firestorms of 1871
-
-
-
12
-
-
69249247660
-
Integrating modeling and management of agriculturally-impacted watersheds: Issues of spatial and temporal scale
-
Univ. of Minnesota, St. Paul
-
Brezonik, P.L., K.W. Easter, L. Gerlach, L. Hatch, D. Mulla, and J.A. Perry. 2001. Integrating modeling and management of agriculturally-impacted watersheds: Issues of spatial and temporal scale. Tech. Rep. 141. Univ. of Minnesota, St. Paul.
-
(2001)
Tech. Rep
, pp. 141
-
-
Brezonik, P.L.1
Easter, K.W.2
Gerlach, L.3
Hatch, L.4
Mulla, D.5
Perry, J.A.6
-
13
-
-
0027627469
-
Atrazine and alachlor losses from subsurface tile drainage of a clay loam soil
-
Buhler, D.D., G.W. Randall, W.C. Koskinen, and D.L. Wyse. 1993. Atrazine and alachlor losses from subsurface tile drainage of a clay loam soil. J. Environ. Qual. 22:583-588.
-
(1993)
J. Environ. Qual
, vol.22
, pp. 583-588
-
-
Buhler, D.D.1
Randall, G.W.2
Koskinen, W.C.3
Wyse, D.L.4
-
14
-
-
84869410182
-
Field-scale tools for reducing nutrient losses to water resources
-
Final Report: Gulf Hypoxia and Local Water Quality Concerns Workshop. ASABE, St. Joseph, MI
-
Bundy, L.G., A.P. Mallarino, L.W. Good, P. Nowak, J. Norman, and D.J. Mulla. 2008. Field-scale tools for reducing nutrient losses to water resources. p. 171-187. In The Upper Mississippi River Sub-basin Nutrient Committee. Final Report: Gulf Hypoxia and Local Water Quality Concerns Workshop. ASABE, St. Joseph, MI.
-
(2008)
In The Upper Mississippi River Sub-basin Nutrient Committee
, pp. 171-187
-
-
Bundy, L.G.1
Mallarino, A.P.2
Good, L.W.3
Nowak, P.4
Norman, J.5
Mulla, D.J.6
-
15
-
-
0036841938
-
Antimicrobial residues in animal waste and water resources proximal to large-scale swine and poultry feeding operations
-
Campagnolo, E.R., K.R. Johnson, A. Karpati, C.S. Rubin, D.W. Kolpin, M.T. Meyer, J.E. Esteban, R.W. Currier, K. Smith, K.M. Thu, and M. McGeehin. 2002. Antimicrobial residues in animal waste and water resources proximal to large-scale swine and poultry feeding operations. Sci. Total Environ. 299:89-95.
-
(2002)
Sci. Total Environ
, vol.299
, pp. 89-95
-
-
Campagnolo, E.R.1
Johnson, K.R.2
Karpati, A.3
Rubin, C.S.4
Kolpin, D.W.5
Meyer, M.T.6
Esteban, J.E.7
Currier, R.W.8
Smith, K.9
Thu, K.M.10
McGeehin, M.11
-
17
-
-
4544325645
-
Soil surface property and soybean yield response to corn stover grazing
-
Clark, J.T., J.R. Russell, D.L. Karlen, P.L. Singleton, W.D. Busby, and B.C. Peterson. 2004. Soil surface property and soybean yield response to corn stover grazing. Agron. J. 96:1364-1371.
-
(2004)
Agron. J
, vol.96
, pp. 1364-1371
-
-
Clark, J.T.1
Russell, J.R.2
Karlen, D.L.3
Singleton, P.L.4
Busby, W.D.5
Peterson, B.C.6
-
18
-
-
85102915916
-
-
(verified 12 Nov. 2009). CTIC, West Lafayette, IN
-
Conservation Technology Information Center. 2007. CRM Survey. Available at http://www.conser-vationinformation.org (verified 12 Nov. 2009). CTIC, West Lafayette, IN.
-
(2007)
CRM Survey
-
-
-
19
-
-
33746913873
-
Prospects for developing perennial grain crops
-
Cox, T.S., J.D. Glover, D.L. Van Tassle, C.M. Cox, and L.R. DeHaan. 2006. Prospects for developing perennial grain crops. BioScience 56(8):649-659.
-
(2006)
BioScience
, vol.56
, Issue.8
, pp. 649-659
-
-
Cox, T.S.1
Glover, J.D.2
Van Tassle, D.L.3
Cox, C.M.4
DeHaan, L.R.5
-
20
-
-
18944368390
-
Perennial crops and endogenous nutrient supplies
-
Crews, T.E. 2005. Perennial crops and endogenous nutrient supplies. Renew. Agric. Food Syst. 20(1):25-37.
-
(2005)
Renew. Agric. Food Syst
, vol.20
, Issue.1
, pp. 25-37
-
-
Crews, T.E.1
-
21
-
-
33748289842
-
The 20th century transformation of U.S. agriculture and farm policy
-
(verified 12 Nov. 2009). USDA-ERS, Washington, DC
-
Dimitri, C., A. Effland, and N. Conklin. 2005. The 20th century transformation of U.S. agriculture and farm policy. USDA-ERS Econ. Info. Bull. 3. Available at http://www.ers.usda.gov/publica-tions/eib3/eib3.pdf (verified 12 Nov. 2009). USDA-ERS, Washington, DC.
-
(2005)
USDA-ERS Econ. Info. Bull
, pp. 3
-
-
Dimitri, C.1
Effland, A.2
Conklin, N.3
-
22
-
-
33747398480
-
-
(verified 29 April 2009). Iowa Dep. of Natural Resources, Des Moines and USDA-ARS Natl. Soil Tilth Lab., Ames, IA
-
Dinnes, D.L. 2004. Assessments of practices to reduce nitrogen and phosphorus nonpoint source pollution of Iowa's surface waters. Available at ftp://ftp.nstl.gov/pub/NPS/NPS%20Nutri-ent%20Pollution%20Assessments%20of%20Conservation%20Practices.pdf (verified 29 April 2009). Iowa Dep. of Natural Resources, Des Moines and USDA-ARS Natl. Soil Tilth Lab., Ames, IA.
-
(2004)
Assessments of practices to reduce nitrogen and phosphorus nonpoint source pollution of Iowa's surface waters
-
-
Dinnes, D.L.1
-
23
-
-
0036162068
-
Nitrogen management strategies to reduce nitrate leaching in tile-drained midwestern soils
-
Dinnes, D.L., D.L. Karlen, D.B. Jaynes, T.C. Kaspar, J.L. Hatfield, T.S. Colvin, and C.A. Cambardella. 2002. Nitrogen management strategies to reduce nitrate leaching in tile-drained midwestern soils. Agron. J. 94:153-171.
-
(2002)
Agron. J
, vol.94
, pp. 153-171
-
-
Dinnes, D.L.1
Karlen, D.L.2
Jaynes, D.B.3
Kaspar, T.C.4
Hatfield, J.L.5
Colvin, T.S.6
Cambardella, C.A.7
-
24
-
-
0034034721
-
Invasive weeds in rangelands: Species, impacts, and management
-
DiTomaso, J.M. 2000. Invasive weeds in rangelands: Species, impacts, and management. Weed Sci. 48:255-265.
-
(2000)
Weed Sci
, vol.48
, pp. 255-265
-
-
DiTomaso, J.M.1
-
25
-
-
41949107983
-
Corn-based ethanol production compromises goal of reducing nitrogen export by the Mississippi river
-
Donner, S.D., and C.J. Kucharik. 2008. Corn-based ethanol production compromises goal of reducing nitrogen export by the Mississippi river. Proc. Natl. Acad. Sci. USA 105:4513-4518.
-
(2008)
Proc. Natl. Acad. Sci. USA
, vol.105
, pp. 4513-4518
-
-
Donner, S.D.1
Kucharik, C.J.2
-
27
-
-
34248205462
-
-
Iowa St. Univ. Ext. (verified 12 Nov. 2009)
-
Duffy, M.D. 2004. Trends in Iowa farmland ownership. Iowa St. Univ. Ext. Available at http://www. iowafarmlands.com/trends.html (verified 12 Nov. 2009).
-
(2004)
Trends in Iowa farmland ownership
-
-
Duffy, M.D.1
-
29
-
-
34547845330
-
The long-run impact of corn-based ethanol on the grain, oilseed, and livestock sectors: A preliminary assessment
-
Briefing Paper 06-BP 49., Ames, IA
-
Elobeid, A., S. Tokgoz, D.J. Hayes, B.A. Babcock, and C.E. Hart. 2006. The long-run impact of corn-based ethanol on the grain, oilseed, and livestock sectors: A preliminary assessment. Briefing Paper 06-BP 49. Center of Agriculture and Rural Development, Ames, IA.
-
(2006)
Center of Agriculture and Rural Development
-
-
Elobeid, A.1
Tokgoz, S.2
Hayes, D.J.3
Babcock, B.A.4
Hart, C.E.5
-
30
-
-
84856994471
-
Agrofuels: Towards a reality check in nine key areas
-
(verified 12 Nov. 2009)
-
Ernsting, A., and A. Boswell. 2007. Agrofuels: Towards a reality check in nine key areas. Biofuelwatch. Available at www.biofuelwatch.org.uk (verified 12 Nov. 2009).
-
(2007)
Biofuelwatch
-
-
Ernsting, A.1
Boswell, A.2
-
31
-
-
40049092327
-
Land clearing and the biofuel carbon debt
-
Fargione, J., J. Hill, D. Tillman, S. Polasky, and P. Hawthorne. 2008. Land clearing and the biofuel carbon debt. Science 319(5867):1235-1238.
-
(2008)
Science
, vol.319
, Issue.5867
, pp. 1235-1238
-
-
Fargione, J.1
Hill, J.2
Tillman, D.3
Polasky, S.4
Hawthorne, P.5
-
32
-
-
0036118642
-
Site-specific management of irrigated maize: Yield and soil residual nitrate effects
-
Ferguson, R.B., G.W. Hergert, J.S. Schepers, C.A. Gotway, J.E. Cahoon, and T.A. Peterson. 2002. Site-specific management of irrigated maize: Yield and soil residual nitrate effects. Soil Sci. Soc. Am. J. 66:544-553.
-
(2002)
Soil Sci. Soc. Am. J
, vol.66
, pp. 544-553
-
-
Ferguson, R.B.1
Hergert, G.W.2
Schepers, J.S.3
Gotway, C.A.4
Cahoon, J.E.5
Peterson, T.A.6
-
33
-
-
0004108466
-
-
ASA, CSSA, and SSSA, Madison, WI
-
Follett, R.F., and B.A. Stewart (ed.) 1985. Soil erosion and crop productivity. ASA, CSSA, and SSSA, Madison, WI.
-
(1985)
Soil erosion and crop productivity
-
-
Follett, R.F.1
Stewart, B.A.2
-
34
-
-
77952396498
-
-
Ohio State Univ. Extension, Working paper: AEDE-WP-0042-06. The Ohio State Univ., Columbus
-
Forster, D.L. 2006. An overview of U.S. farm real estate markets. Ohio State Univ. Extension, Working paper: AEDE-WP-0042-06. The Ohio State Univ., Columbus.
-
(2006)
An overview of U.S. farm real estate markets
-
-
Forster, D.L.1
-
35
-
-
33747284477
-
Corps of Engineers responses to the changing national approach to floodplain management since the 1993 Midwest Flood
-
Galloway, G.E., Jr. 2005. Corps of Engineers responses to the changing national approach to floodplain management since the 1993 Midwest Flood. J. Contemp. Water Res. Educ. 130:5-12.
-
(2005)
J. Contemp. Water Res. Educ
, vol.130
, pp. 5-12
-
-
Galloway, G.E.1
-
36
-
-
33846197523
-
Winter triticale response to nitrogen when grown after corn or soybean
-
Gibson, L.R., C.D. Nance, and D.L. Karlen. 2007. Winter triticale response to nitrogen when grown after corn or soybean. Agron. J. 99:49-58.
-
(2007)
Agron. J
, vol.99
, pp. 49-58
-
-
Gibson, L.R.1
Nance, C.D.2
Karlen, D.L.3
-
37
-
-
0030887604
-
Precision band sprayer with machine-vision guidance and adjustable yaw nozzles
-
Giles, D.K., and D.C. Slaughter. 1997. Precision band sprayer with machine-vision guidance and adjustable yaw nozzles. Trans. ASAE 40(1):29-36.
-
(1997)
Trans. ASAE
, vol.40
, Issue.1
, pp. 29-36
-
-
Giles, D.K.1
Slaughter, D.C.2
-
38
-
-
18944403515
-
The necessity and possibility of perennial grain production systems
-
Glover, J.D. 2004. The necessity and possibility of perennial grain production systems. Renew. Agric. Food Systems 20(1):1-4.
-
(2004)
Renew. Agric. Food Systems
, vol.20
, Issue.1
, pp. 1-4
-
-
Glover, J.D.1
-
40
-
-
0009949520
-
Nutritive value of Beagle 82 triticale for swine
-
Hale, O.M., D.D. Morey, and R.O. Myer. 1985. Nutritive value of Beagle 82 triticale for swine. J. Anim. Sci. 60:503-510.
-
(1985)
J. Anim. Sci
, vol.60
, pp. 503-510
-
-
Hale, O.M.1
Morey, D.D.2
Myer, R.O.3
-
41
-
-
0035101872
-
Land management at the major watershed-agroecoregion intersection
-
Hatch, L.K., A. Mallawatantri, D. Wheeler, A. Gleason, D. Mulla, J. Perry, K.W. Easter, R. Smith, L. Gerlach, and P. Brezonik. 2001. Land management at the major watershed-agroecoregion intersection. J. Soil Water Conserv. 56(1):44-51.
-
(2001)
J. Soil Water Conserv
, vol.56
, Issue.1
, pp. 44-51
-
-
Hatch, L.K.1
Mallawatantri, A.2
Wheeler, D.3
Gleason, A.4
Mulla, D.5
Perry, J.6
Easter, K.W.7
Smith, R.8
Gerlach, L.9
Brezonik, P.10
-
42
-
-
0012617532
-
Stabilizing agricultural energy needs: Role of forages, rotation, and nitrogen fixation
-
Heichel, G.H. 1978. Stabilizing agricultural energy needs: Role of forages, rotation, and nitrogen fixation. J. Soil Water Conserv. 33:279-282.
-
(1978)
J. Soil Water Conserv
, vol.33
, pp. 279-282
-
-
Heichel, G.H.1
-
44
-
-
37249061124
-
Occupying the wet prairie: The role of artificial drainage in Story County, Iowa
-
Hewes, L., and P.E. Frandson. 1952. Occupying the wet prairie: The role of artificial drainage in Story County, Iowa. Ann. Assoc. Am. Geogr. 42:24-50.
-
(1952)
Ann. Assoc. Am. Geogr
, vol.42
, pp. 24-50
-
-
Hewes, L.1
Frandson, P.E.2
-
45
-
-
0348178544
-
Digestibility, protein metabolism and ruminal degradation of Beagle 82 triticale and Kline barley fed in corn-based cattle diets
-
Hill, G.M., and P.R. Utley. 1989. Digestibility, protein metabolism and ruminal degradation of Beagle 82 triticale and Kline barley fed in corn-based cattle diets. J. Anim. Sci. 67:1793-1804.
-
(1989)
J. Anim. Sci
, vol.67
, pp. 1793-1804
-
-
Hill, G.M.1
Utley, P.R.2
-
47
-
-
85045157981
-
The dynamics of power: Recent trends in mechanization on the American farm
-
Hilliard, S.B. 1972. The dynamics of power: Recent trends in mechanization on the American farm. Technol. Cult. 13(1):1-24.
-
(1972)
Technol. Cult
, vol.13
, Issue.1
, pp. 1-24
-
-
Hilliard, S.B.1
-
49
-
-
1842815947
-
Artificial drainage of peatlands: Hydrological and hydrochemical process and wetland restoration
-
Holden, J., P.J. Chapman, and J.C. Labadz. 2004. Artificial drainage of peatlands: Hydrological and hydrochemical process and wetland restoration. Prog. Phys. Geogr. 28(1):95-123.
-
(2004)
Prog. Phys. Geogr
, vol.28
, Issue.1
, pp. 95-123
-
-
Holden, J.1
Chapman, P.J.2
Labadz, J.C.3
-
50
-
-
0028397363
-
Occurrence of atrazine and degradates as contaminants of subsurface drainage and shallow groundwater
-
Jayachandran, K., T.R. Steinheimer, L. Somasundaram, T.B. Moorman, R.S. Kanwar, and J.R. Coats. 1994. Occurrence of atrazine and degradates as contaminants of subsurface drainage and shallow groundwater. J. Environ. Qual. 23:311-319.
-
(1994)
J. Environ. Qual
, vol.23
, pp. 311-319
-
-
Jayachandran, K.1
Steinheimer, T.R.2
Somasundaram, L.3
Moorman, T.B.4
Kanwar, R.S.5
Coats, J.R.6
-
51
-
-
0032941805
-
Water quality in Walnut Creek watershed: Herbicides and nitrate in surface waters
-
Jaynes, D.B., J.L. Hatfield, and D.W. Meek. 1999. Water quality in Walnut Creek watershed: Herbicides and nitrate in surface waters. J. Environ. Qual. 28:45-59.
-
(1999)
J. Environ. Qual
, vol.28
, pp. 45-59
-
-
Jaynes, D.B.1
Hatfield, J.L.2
Meek, D.W.3
-
52
-
-
34347248422
-
Water quality modeling for the Raccoon River watershed using SWAT
-
Jha, M.K., P.W. Gassman, and J.G. Arnold. 2007. Water quality modeling for the Raccoon River watershed using SWAT. Trans. ASABE 50:479-493.
-
(2007)
Trans. ASABE
, vol.50
, pp. 479-493
-
-
Jha, M.K.1
Gassman, P.W.2
Arnold, J.G.3
-
53
-
-
33646791465
-
Estimating source carbon from crop residues, roots, and rhizodeposits using the national grain-yield database
-
Johnson, J.M.-F., R.R. Allmaras, and D.C. Reicosky. 2006a. Estimating source carbon from crop residues, roots, and rhizodeposits using the national grain-yield database. Agron. J. 98:622-636.
-
(2006)
Agron. J
, vol.98
, pp. 622-636
-
-
Johnson, J.M.-F.1
Allmaras, R.R.2
Reicosky, D.C.3
-
54
-
-
33845342879
-
A matter of balance: Conservation and renewable energy
-
Johnson, J.M.-F., D. Reicosky, R. Allmaras, D. Archer, and W. Wilhelm. 2006b. A matter of balance: Conservation and renewable energy. J. Soil Water Conserv. 63(4):121-125.
-
(2006)
J. Soil Water Conserv
, vol.63
, Issue.4
, pp. 121-125
-
-
Johnson, J.M.-F.1
Reicosky, D.2
Allmaras, R.3
Archer, D.4
Wilhelm, W.5
-
55
-
-
17744373496
-
Corn/soy-bean and alternate farming systems effects on water quality
-
Kanwar, R.S., R.M. Cruse, M. Ghaffarzadeh, A. Bakhsh, D.L. Karlen, and T.B. Bailey. 2005. Corn/soy-bean and alternate farming systems effects on water quality. Appl. Eng. Agric. 21(2):181-188.
-
(2005)
Appl. Eng. Agric
, vol.21
, Issue.2
, pp. 181-188
-
-
Kanwar, R.S.1
Cruse, R.M.2
Ghaffarzadeh, M.3
Bakhsh, A.4
Karlen, D.L.5
Bailey, T.B.6
-
56
-
-
2042528092
-
Impact of manure and N-management systems on water quality
-
8th, Ames, IA. 19-20 Nov. 1996. Iowa State Univ. Ext., Ames
-
Kanwar, R.S., D.L. Karlen, C.A. Cambardella, T.S. Colvin, and C. Pederson. 1996. Impact of manure and N-management systems on water quality. p. 65-77. In Proc. Annu. Integrated Crop Manage. Conf., 8th, Ames, IA. 19-20 Nov. 1996. Iowa State Univ. Ext., Ames.
-
(1996)
In Proc. Annu. Integrated Crop Manage. Conf
, pp. 65-77
-
-
Kanwar, R.S.1
Karlen, D.L.2
Cambardella, C.A.3
Colvin, T.S.4
Pederson, C.5
-
57
-
-
33646781214
-
Crop rotation effects on soil quality at three northern corn/soybean belt locations
-
Karlen, D.L., E.G. Hurley, S.S. Andrews, C.A. Cambardella, D.W. Meek, M.D. Duffy, and A.P. Mallarino. 2006. Crop rotation effects on soil quality at three northern corn/soybean belt locations. Agron. J. 98:484-495.
-
(2006)
Agron. J
, vol.98
, pp. 484-495
-
-
Karlen, D.L.1
Hurley, E.G.2
Andrews, S.S.3
Cambardella, C.A.4
Meek, D.W.5
Duffy, M.D.6
Mallarino, A.P.7
-
58
-
-
34548762034
-
Rye cover crop and gamagrass strip effects on NO3 concentration and load in tile drainage
-
Kaspar, T.C., D.B. Jaynes, T.B. Parkin, and T.B. Moorman. 2007. Rye cover crop and gamagrass strip effects on NO3 concentration and load in tile drainage. J. Environ. Qual. 36:1503-1511.
-
(2007)
J. Environ. Qual
, vol.36
, pp. 1503-1511
-
-
Kaspar, T.C.1
Jaynes, D.B.2
Parkin, T.B.3
Moorman, T.B.4
-
59
-
-
0030953020
-
Winter rye as a cover crop following soybean under conversation tillage
-
Kessavalou, A., and D.T. Walters. 1997. Winter rye as a cover crop following soybean under conversation tillage. Agron. J. 89:68-74.
-
(1997)
Agron. J
, vol.89
, pp. 68-74
-
-
Kessavalou, A.1
Walters, D.T.2
-
60
-
-
0032835963
-
Winter rye cover crop following soybean under conservation tillage: Residual soil nitrate
-
Kessavalou, A., and D.T. Walters. 1999. Winter rye cover crop following soybean under conservation tillage: Residual soil nitrate. Agron. J. 91:643-649.
-
(1999)
Agron. J
, vol.91
, pp. 643-649
-
-
Kessavalou, A.1
Walters, D.T.2
-
61
-
-
0036872533
-
Use of site-specific management zones to improve nitrogen management for precision agriculture
-
Khosla, R., K. Fleming, J.A. Delgado, T.M. Shaver, and D.G. Westfall. 2002. Use of site-specific management zones to improve nitrogen management for precision agriculture. J. Soil Water Conserv. 57(6):513-518.
-
(2002)
J. Soil Water Conserv
, vol.57
, Issue.6
, pp. 513-518
-
-
Khosla, R.1
Fleming, K.2
Delgado, J.A.3
Shaver, T.M.4
Westfall, D.G.5
-
62
-
-
33745875489
-
Development of a conservation-oriented precision agriculture system: Crop production assessment and plan implementation
-
Kitchen, N.R., K.A. Sudduth, D.B. Myers, R.E. Massey, E.J. Sadler, and R.N. Lerch. 2005. Development of a conservation-oriented precision agriculture system: Crop production assessment and plan implementation. J. Soil Water Conserv. 60(6):421-430.
-
(2005)
J. Soil Water Conserv
, vol.60
, Issue.6
, pp. 421-430
-
-
Kitchen, N.R.1
Sudduth, K.A.2
Myers, D.B.3
Massey, R.E.4
Sadler, E.J.5
Lerch, R.N.6
-
63
-
-
0025925728
-
Pesticide and nutrient movement into subsurface tile drains on a silt loam soil in Indiana
-
Kladivko, E.J., G.E. Van Scoyoc, E.J. Monke, K.M. Oates, and W. Pask. 1991. Pesticide and nutrient movement into subsurface tile drains on a silt loam soil in Indiana. J. Environ. Qual. 20:264-270.
-
(1991)
J. Environ. Qual
, vol.20
, pp. 264-270
-
-
Kladivko, E.J.1
Van Scoyoc, G.E.2
Monke, E.J.3
Oates, K.M.4
Pask, W.5
-
64
-
-
0035121212
-
Agricultural influence on landscape sensitivity in the Upper Mississippi River Valley
-
Knox, J.C. 2001. Agricultural influence on landscape sensitivity in the Upper Mississippi River Valley. Catena 42:193-224.
-
(2001)
Catena
, vol.42
, pp. 193-224
-
-
Knox, J.C.1
-
65
-
-
0037085574
-
Pharmaceuticals, hormones, and other organic wastewater contaminants in U. S. streams, 1999-2000: A national reconnaissance
-
Kolpin, D.W., E.T. Furlong, M.T. Meyer, E.M. Thurman, S.D. Zaugg, L.B. Barber, and H.T. Buxton. 2002. Pharmaceuticals, hormones, and other organic wastewater contaminants in U.S. streams, 1999-2000: A national reconnaissance. Environ. Sci. Technol. 36:1202-1211.
-
(2002)
Environ. Sci. Technol
, vol.36
, pp. 1202-1211
-
-
Kolpin, D.W.1
Furlong, E.T.2
Meyer, M.T.3
Thurman, E.M.4
Zaugg, S.D.5
Barber, L.B.6
Buxton, H.T.7
-
66
-
-
38349105697
-
The charcoal vision: A win-win-win scenario for simultaneously producing bioenergy, permanently sequestering carbon, while improving soil and water quality
-
Laird, D.A. 2008. The charcoal vision: A win-win-win scenario for simultaneously producing bioenergy, permanently sequestering carbon, while improving soil and water quality. Agron. J. 100:178-181.
-
(2008)
Agron. J
, vol.100
, pp. 178-181
-
-
Laird, D.A.1
-
68
-
-
14644399639
-
-
Lewis Publishers, Boca Raton, FL
-
Lal, R., T.M. Sobecki, T. livari, and J.M. Kimble (ed.) 2004. Soil degradation in the United States: Extent, severity, and trends. Lewis Publishers, Boca Raton, FL.
-
(2004)
Soil degradation in the United States: Extent, severity, and trends
-
-
Lal, R.1
Sobecki, T.M.2
Livari, T.3
Kimble, J.M.4
-
69
-
-
0030301561
-
Sensitivity of the U. S. Corn Belt to climate change and elevated CO2: II. Soil erosion and organic carbon
-
Lee, J.L., D.L. Phillips, and R.F. Dodson. 1996. Sensitivity of the U.S. Corn Belt to climate change and elevated CO2: II. Soil erosion and organic carbon. Agric. Syst. 52:503-521.
-
(1996)
Agric. Syst
, vol.52
, pp. 503-521
-
-
Lee, J.L.1
Phillips, D.L.2
Dodson, R.F.3
-
71
-
-
33745924568
-
Development of a conservation-oriented precision agriculture system: Water and soil quality assessment
-
Lerch, R.N., N.R. Kitchen, R.J. Kremer, W.W. Donald, E.E. Alberts, E.J. Sadler, K.A. Sudduth, D.B. Myers, and F. Ghidey. 2005. Development of a conservation-oriented precision agriculture system: Water and soil quality assessment. J. Soil Water Conserv. 60(6):411-421.
-
(2005)
J. Soil Water Conserv
, vol.60
, Issue.6
, pp. 411-421
-
-
Lerch, R.N.1
Kitchen, N.R.2
Kremer, R.J.3
Donald, W.W.4
Alberts, E.E.5
Sadler, E.J.6
Sudduth, K.A.7
Myers, D.B.8
Ghidey, F.9
-
72
-
-
0041353612
-
The development and current status of perennial rhizomatous grasses as energy crops in the U. S. and Europe
-
Lewandowski, I., J.M.O. Scurlock, E. Lindvall, and M. Christou. 2003. The development and current status of perennial rhizomatous grasses as energy crops in the U.S. and Europe. Biomass Bioenergy 25:335-361.
-
(2003)
Biomass Bioenergy
, vol.25
, pp. 335-361
-
-
Lewandowski, I.1
Scurlock, J.M.O.2
Lindvall, E.3
Christou, M.4
-
73
-
-
58149489617
-
Ethanol and the local economy: Industry trends, location factors, economic impacts, and risks
-
Low, S.A., and A.M. Isserman. 2009. Ethanol and the local economy: Industry trends, location factors, economic impacts, and risks. Econ. Dev. Q. 23(1):71-88.
-
(2009)
Econ. Dev. Q
, vol.23
, Issue.1
, pp. 71-88
-
-
Low, S.A.1
Isserman, A.M.2
-
74
-
-
0003600499
-
Organic soils (Histosols) formation, distribution, physical and chemical properties and management for crop production
-
Farm Science. Michigan State University and Cooperative Extension Service in Cooperation with the Institute of Food and Agricultural Sciences, Agricultural Experiment Stations, University of Florida. MSU Bull. Off., East Lansing, MI
-
Lucas, R.E. 1982. Organic soils (Histosols) formation, distribution, physical and chemical properties and management for crop production. Res. Rep. 435 Farm Science. Michigan State University and Cooperative Extension Service in Cooperation with the Institute of Food and Agricultural Sciences, Agricultural Experiment Stations, University of Florida. MSU Bull. Off., East Lansing, MI.
-
(1982)
Res. Rep
, pp. 435
-
-
Lucas, R.E.1
-
75
-
-
0032507724
-
Long-term tillage effects on changes in structural properties of two soils in central Ohio
-
Mahboubi, A.A., and R. Lal. 1998. Long-term tillage effects on changes in structural properties of two soils in central Ohio. Soil Tillage Res. 45:107-118.
-
(1998)
Soil Tillage Res
, vol.45
, pp. 107-118
-
-
Mahboubi, A.A.1
Lal, R.2
-
76
-
-
0036871867
-
Phosphorus indexing for cropland: Overview and basic concepts of the Iowa phosphorus index
-
Mallarino, A.P., B.M. Stewart, J.L. Baker, J.D. Downing, and J.E. Sawyer. 2002. Phosphorus indexing for cropland: Overview and basic concepts of the Iowa phosphorus index. J. Soil Water Conserv. 57(6):440-447.
-
(2002)
J. Soil Water Conserv
, vol.57
, Issue.6
, pp. 440-447
-
-
Mallarino, A.P.1
Stewart, B.M.2
Baker, J.L.3
Downing, J.D.4
Sawyer, J.E.5
-
77
-
-
0034491536
-
Soil sustainability in renewable biomass plantings
-
Mann, L., and V. Tolbert. 2000. Soil sustainability in renewable biomass plantings. Ambio 29(8):492-498.
-
(2000)
Ambio
, vol.29
, Issue.8
, pp. 492-498
-
-
Mann, L.1
Tolbert, V.2
-
78
-
-
0036077472
-
Potential environmental effects of corn (Zea mays L.) stover removal with emphasis on soil organic matter and erosion. 2002
-
Mann, L., V. Tolbert, and J. Cushman. 2002. Potential environmental effects of corn (Zea mays L.) stover removal with emphasis on soil organic matter and erosion. 2002. Agric. Ecosyst. Environ. 89:149-166.
-
(2002)
Agric. Ecosyst. Environ
, vol.89
, pp. 149-166
-
-
Mann, L.1
Tolbert, V.2
Cushman, J.3
-
79
-
-
84907977644
-
Sustainable agriculture: Weaving the pieces together into a coherent system
-
In G. Mclsaac and W.R. Edwards (ed.). Univ. of Illinois Press, Chicago and Urbana
-
McIsaac, G. 1994 Sustainable agriculture: Weaving the pieces together into a coherent system. p. 254-283. In G. Mclsaac and W.R. Edwards (ed.) Sustainable agriculture in the American Midwest: Lessons from the past and prospects for the future. Univ. of Illinois Press, Chicago and Urbana.
-
(1994)
Sustainable agriculture in the American Midwest: Lessons from the past and prospects for the future
, pp. 254-283
-
-
McIsaac, G.1
-
80
-
-
0031838193
-
Evaluating environmental consequences of producing herbaceous crops for bioenergy
-
McLaughlin, S., and M. Walsh. 1998. Evaluating environmental consequences of producing herbaceous crops for bioenergy. Biomass Bioenergy 14(4):317-324.
-
(1998)
Biomass Bioenergy
, vol.14
, Issue.4
, pp. 317-324
-
-
McLaughlin, S.1
Walsh, M.2
-
81
-
-
3342882244
-
Agricultural management practices and the integrity of instream biological habitat
-
In F.W. Schaller and G.W. Bailey (ed.). Iowa State Univ. Press, Ames
-
Menzel, B.W. 1983. Agricultural management practices and the integrity of instream biological habitat. p. 305-329. In F.W. Schaller and G.W. Bailey (ed.) Agricultural management and water quality. Iowa State Univ. Press, Ames.
-
(1983)
Agricultural management and water quality
, pp. 305-329
-
-
Menzel, B.W.1
-
82
-
-
0345109371
-
Evaluation of three triticale cultivars as potential feed grains for swine
-
Myer, R.O., G.E. Combs, and R.D. Barnett. 1990. Evaluation of three triticale cultivars as potential feed grains for swine. Proc. Soil Crop Sci. Soc. Fla. 49:155-158.
-
(1990)
Proc. Soil Crop Sci. Soc. Fla
, vol.49
, pp. 155-158
-
-
Myer, R.O.1
Combs, G.E.2
Barnett, R.D.3
-
83
-
-
34447527439
-
Reducing soil nitrate leaching potential with winter triticale
-
Nance, C.D., L.R. Gibson, and D.L. Karlen. 2007. Reducing soil nitrate leaching potential with winter triticale. Soil Sci. Soc. Am. J. 71:1343-1351.
-
(2007)
Soil Sci. Soc. Am. J
, vol.71
, pp. 1343-1351
-
-
Nance, C.D.1
Gibson, L.R.2
Karlen, D.L.3
-
84
-
-
0032974831
-
Diffuse pollution from agriculture-A worldwide outlook
-
Novotny, V. 1999. Diffuse pollution from agriculture-A worldwide outlook. Water Sci. Technol. 39(3):1-13.
-
(1999)
Water Sci. Technol
, vol.39
, Issue.3
, pp. 1-13
-
-
Novotny, V.1
-
85
-
-
20444468144
-
Climate change impacts on soil erosion in Midwest United States with changes in crop management
-
O'Neal, M.R., M.A. Nearing, R.C. Vining, J. Southworth, and R.A. Pfeifer. 2005. Climate change impacts on soil erosion in Midwest United States with changes in crop management. Catena 61:165-184.
-
(2005)
Catena
, vol.61
, pp. 165-184
-
-
O'Neal, M.R.1
Nearing, M.A.2
Vining, R.C.3
Southworth, J.4
Pfeifer, R.A.5
-
86
-
-
61049535107
-
The Great Chicago Fire as a national event
-
Pauly, J.J. 1984. The Great Chicago Fire as a national event. Am. Q. 36(5):668-683.
-
(1984)
Am. Q
, vol.36
, Issue.5
, pp. 668-683
-
-
Pauly, J.J.1
-
87
-
-
11244268361
-
Tenure situation in the North Central Region: 1940-1944
-
Penn, R.J. 1943. Tenure situation in the North Central Region: 1940-1944. J. Land Public Utility Econ. 19(3):370-376.
-
(1943)
J. Land Public Utility Econ
, vol.19
, Issue.3
, pp. 370-376
-
-
Penn, R.J.1
-
88
-
-
29144475803
-
-
(verified 12 Nov. 2009). Oak Ridge Natl. Lab., Oak Ridge, TN
-
Perlack, R.D., L.L. Wright, A.F. Turhollow, R.L. Graham, B.J. Stokes, and D.C. Erbach. 2005. Biomass as feedstock for a bioenergy and bioproducts industry: The technical feasibility of a billionton annual supply. Available at http://feedstockreview.ornl.gov/pdf/billion_ton_vision.pdf (verified 12 Nov. 2009). Oak Ridge Natl. Lab., Oak Ridge, TN.
-
(2005)
Biomass as feedstock for a bioenergy and bioproducts industry: The technical feasibility of a billionton annual supply
-
-
Perlack, R.D.1
Wright, L.L.2
Turhollow, A.F.3
Graham, R.L.4
Stokes, B.J.5
Erbach, D.C.6
-
89
-
-
0001027138
-
Benefits and costs of pesticide use in U. S. food production
-
Pimentel, D., J. Krummel, D. Gallahan, J. Hough, A. Merrill, I. Schreiner, P. Vittum, F. Koziol, E. Back, D. Yen, and S. Fiance. 1978. Benefits and costs of pesticide use in U.S. food production. BioScience 28(12):772-784.
-
(1978)
BioScience
, vol.28
, Issue.12
, pp. 772-784
-
-
Pimentel, D.1
Krummel, J.2
Gallahan, D.3
Hough, J.4
Merrill, A.5
Schreiner, I.6
Vittum, P.7
Koziol, F.8
Back, E.9
Yen, D.10
Fiance, S.11
-
90
-
-
0037347828
-
Organic and other management strategies with two-and four-year crop rotations in Minnesota
-
Porter, P.M., D.R. Huggins, C.A. Perillo, S.R. Quiring, and R.K. Crookston. 2003. Organic and other management strategies with two-and four-year crop rotations in Minnesota. Agron. J. 95:233-244.
-
(2003)
Agron. J
, vol.95
, pp. 233-244
-
-
Porter, P.M.1
Huggins, D.R.2
Perillo, C.A.3
Quiring, S.R.4
Crookston, R.K.5
-
91
-
-
84887684835
-
The Homestead Act of 1862
-
Potter, L.A., and W. Schamel. 1997. The Homestead Act of 1862. Social ed. 61(6):359-364.
-
(1997)
Social ed
, vol.61
, Issue.6
, pp. 359-364
-
-
Potter, L.A.1
Schamel, W.2
-
93
-
-
0029842153
-
Nutrient changes in the Mississippi River and system responses on the adjacent continental shelf
-
Rabalais, N.N., W.J. Wiseman, R.E. Turner, B.K. Sen Gupta, and Q. Dortch. 1996. Nutrient changes in the Mississippi River and system responses on the adjacent continental shelf. Estuaries 19:386-407.
-
(1996)
Estuaries
, vol.19
, pp. 386-407
-
-
Rabalais, N.N.1
Wiseman, W.J.2
Turner, R.E.3
Sen Gupta, B.K.4
Dortch, Q.5
-
94
-
-
4344617053
-
-
(verified 12 Nov. 2009). Univ. of Minnesota, Southern Research and Outreach Center, Waseca
-
Randall, G.W. 2003. Present-day agriculture in southern Minnesota-Is it sustainable? Available at http://sroc.cfans.umn.edu/research/soils/publications/Present-Day%20Agriculture.pdf (verified 12 Nov. 2009). Univ. of Minnesota, Southern Research and Outreach Center, Waseca.
-
(2003)
Present-day agriculture in southern Minnesota-Is it sustainable
-
-
Randall, G.W.1
-
95
-
-
0031224825
-
Nitrate losses through subsurface tile drainage in conservation reserve program, alfalfa, and row crop systems
-
Randall, G.W., D.R. Huggins, M.P. Russelle, D.J. Fuchs, W.W. Nelson, and J.L. Anderson. 1997. Nitrate losses through subsurface tile drainage in conservation reserve program, alfalfa, and row crop systems. J. Environ. Qual. 26:1240-1247.
-
(1997)
J. Environ. Qual
, vol.26
, pp. 1240-1247
-
-
Randall, G.W.1
Huggins, D.R.2
Russelle, M.P.3
Fuchs, D.J.4
Nelson, W.W.5
Anderson, J.L.6
-
96
-
-
0035014147
-
Nitrate nitrogen in surface waters as influenced by climatic conditions and agricultural practices
-
Randall, G.W., and D.J. Mulla. 2001. Nitrate nitrogen in surface waters as influenced by climatic conditions and agricultural practices. J. Environ. Qual. 30:337-344.
-
(2001)
J. Environ. Qual
, vol.30
, pp. 337-344
-
-
Randall, G.W.1
Mulla, D.J.2
-
98
-
-
1842636389
-
Precision agriculture: A challenge for crop nutrition management
-
Robert, P.C. 2002. Precision agriculture: A challenge for crop nutrition management. Plant Soil 247:143-149.
-
(2002)
Plant Soil
, vol.247
, pp. 143-149
-
-
Robert, P.C.1
-
99
-
-
85102916292
-
A soil conservationist's view of ethanol
-
Mag. (verified 12 Nov. 2009)
-
Sands, D. 2006. A soil conservationist's view of ethanol. Iowa Natural Heritage Found. Mag. Available at http://www.inhf.org/2006fallmag/articles/2006fallmag-environmentalpolicy.htm (verified 12 Nov. 2009).
-
(2006)
Iowa Natural Heritage Found
-
-
Sands, D.1
-
100
-
-
9644270329
-
Relation of baseflow to row crop intensity in Iowa
-
Schilling, K.E. 2005. Relation of baseflow to row crop intensity in Iowa. Agric. Ecosyst. Environ. 105:433-438.
-
(2005)
Agric. Ecosyst. Environ
, vol.105
, pp. 433-438
-
-
Schilling, K.E.1
-
101
-
-
0041857741
-
Increased baseflow in Iowa over the second half of the 20th century
-
Schilling, K.E., and R.D. Libra. 2003. Increased baseflow in Iowa over the second half of the 20th century. J. Am. Water Res. 39:851-860.
-
(2003)
J. Am. Water Res
, vol.39
, pp. 851-860
-
-
Schilling, K.E.1
Libra, R.D.2
-
102
-
-
1642382215
-
On the cause of the 1930s Dust Bowl
-
Schubert, S.D., M.J. Suarez, P.J. Region, R.D. Koster, and J.T. Bacmeister. 2004. On the cause of the 1930s Dust Bowl. Science 303(5665):1855-1859.
-
(2004)
Science
, vol.303
, Issue.5665
, pp. 1855-1859
-
-
Schubert, S.D.1
Suarez, M.J.2
Region, P.J.3
Koster, R.D.4
Bacmeister, J.T.5
-
103
-
-
0002991793
-
Causes and controls of channel incision
-
In S.E. Darby and A. Simon (ed.). John Wiley and Sons, Chichester, U. K
-
Schumm, S.A. 1999. Causes and controls of channel incision. p. 19-33. In S.E. Darby and A. Simon (ed.) Incised rivers. John Wiley and Sons, Chichester, U.K.
-
(1999)
Incised rivers
, pp. 19-33
-
-
Schumm, S.A.1
-
104
-
-
26844477428
-
Planting date effects on winter triticale dry matter and nitrogen accumulation
-
Schwarte, A.J., L.R. Gibson, D.L. Karlen, M. Liebman, and J.L. Jannink. 2005. Planting date effects on winter triticale dry matter and nitrogen accumulation. Agron. J. 97:1333-1341.
-
(2005)
Agron. J
, vol.97
, pp. 1333-1341
-
-
Schwarte, A.J.1
Gibson, L.R.2
Karlen, D.L.3
Liebman, M.4
Jannink, J.L.5
-
105
-
-
40049104506
-
Use of U. S. Croplands for biofuels increases greenhouse gases through emissions from land use change
-
Searchinger, T., R. Heimlich, R.A. Houghton, F. Dong, A. Elobeid, J. Fabiosa, S. Tokgoz, D. Hayes, and T.-H. Yu. 2008. Use of U.S. Croplands for biofuels increases greenhouse gases through emissions from land use change. Science 319(5867):1238-1240.
-
(2008)
Science
, vol.319
, Issue.5867
, pp. 1238-1240
-
-
Searchinger, T.1
Heimlich, R.2
Houghton, R.A.3
Dong, F.4
Elobeid, A.5
Fabiosa, J.6
Tokgoz, S.7
Hayes, D.8
Yu, T.-H.9
-
107
-
-
40849147111
-
The new gold rush: Fueling ethanol production while protecting water quality
-
Simpson, T.W., A.N. Sharpley, R.W. Howarth, H.W. Paerl, and K.R. Mankin. 2008. The new gold rush: Fueling ethanol production while protecting water quality. J. Environ. Qual. 37:318-324.
-
(2008)
J. Environ. Qual
, vol.37
, pp. 318-324
-
-
Simpson, T.W.1
Sharpley, A.N.2
Howarth, R.W.3
Paerl, H.W.4
Mankin, K.R.5
-
108
-
-
56849089801
-
Enhancing nutrient cycling by coupling cover crops with manure injection
-
Singer, J.W., C.A. Cambardella, and T.B. Moorman. 2008. Enhancing nutrient cycling by coupling cover crops with manure injection. Agron. J. 100:1735-1739.
-
(2008)
Agron. J
, vol.100
, pp. 1735-1739
-
-
Singer, J.W.1
Cambardella, C.A.2
Moorman, T.B.3
-
110
-
-
33751332406
-
Replacing maize grain with triticale grain in lactation diets for dairy cattle and fattening diets for steers
-
Smith, W.A., G.S. du Plessis, and A. Griessel. 1994. Replacing maize grain with triticale grain in lactation diets for dairy cattle and fattening diets for steers. Anim. Feed. Sci. Technol. 49:287-295.
-
(1994)
Anim. Feed. Sci. Technol
, vol.49
, pp. 287-295
-
-
Smith, W.A.1
du Plessis, G.S.2
Griessel, A.3
-
112
-
-
0031854692
-
Naturalization of the flood regime in regulated rivers: The case of the Upper Mississippi River
-
Sparks, R.E., J.C. Nelson, and Y. Yin. 1998. Naturalization of the flood regime in regulated rivers: The case of the Upper Mississippi River. BioSci. 48(9):706-720.
-
(1998)
BioSci
, vol.48
, Issue.9
, pp. 706-720
-
-
Sparks, R.E.1
Nelson, J.C.2
Yin, Y.3
-
113
-
-
85102913527
-
-
(verified 12 Nov. 2009). State Historical Society of Wisconsin, Madison. Reprinted from Wisc. Mag. Hist
-
State Historical Society of Wisconsin. 1971. The Great Peshtigo Fire: An eyewitness account (Rev. Peter Pernin). Available at http://library.wisc.edu/etext/WIReader/WER2002-0.html (verified 12 Nov. 2009). State Historical Society of Wisconsin, Madison. Reprinted from Wisc. Mag. Hist. 54:246-272.
-
(1971)
The Great Peshtigo Fire: An eyewitness account (Rev. Peter Pernin)
, vol.54
, pp. 246-272
-
-
-
115
-
-
2442657872
-
Cover cropping to reduce nitrate loss through subsurface drainage in the northern U. S. Corn Belt
-
Strock, J.S., P.M. Porter, and M.P. Russelle. 2004. Cover cropping to reduce nitrate loss through subsurface drainage in the northern U.S. Corn Belt. J. Environ. Qual. 33:1010-1016.
-
(2004)
J. Environ. Qual
, vol.33
, pp. 1010-1016
-
-
Strock, J.S.1
Porter, P.M.2
Russelle, M.P.3
-
116
-
-
85102915338
-
-
(verified 18 Nov. 2009)
-
Thunderbolts. info. 2006. The comet and the Chicago Fire. Available at http://www.thunderbolts. info/tpod/2006/arch06/060206chicagofire.htm (verified 18 Nov. 2009).
-
(2006)
The comet and the Chicago Fire
-
-
-
117
-
-
0033169129
-
Development of a precision sprayer for site-specific weed management
-
Tian, L., J.F. Reid, and J.W. Hummel. 1999. Development of a precision sprayer for site-specific weed management. Trans. ASAE 42(4):893-900.
-
(1999)
Trans. ASAE
, vol.42
, Issue.4
, pp. 893-900
-
-
Tian, L.1
Reid, J.F.2
Hummel, J.W.3
-
118
-
-
84960557011
-
Farm ownership in the United States: An appraisal of the present situation and emerging problems
-
Timmons, J.F. 1948. Farm ownership in the United States: An appraisal of the present situation and emerging problems. J. Farm Econ. 30(1):78-100.
-
(1948)
J. Farm Econ
, vol.30
, Issue.1
, pp. 78-100
-
-
Timmons, J.F.1
-
119
-
-
85102916410
-
-
(verified 12 Nov. 2009)
-
Travel and History. 2008. Disasters: Great Peshtigo Fire. Available at http://www.u-s-history.com/ pages/h2113.html (verified 12 Nov. 2009).
-
(2008)
Disasters: Great Peshtigo Fire
-
-
-
120
-
-
85102912849
-
Absentee farm ownership in the United States
-
Turner, H.A. 1927. Absentee farm ownership in the United States. J. Land Public Utility Econ. 3(1):48-60.
-
(1927)
J. Land Public Utility Econ
, vol.3
, Issue.1
, pp. 48-60
-
-
Turner, H.A.1
-
121
-
-
0037532738
-
Linking landscape and water quality in the Mississippi River Basin for 200 years
-
Turner, R.E., and N.N. Rabalais. 2003. Linking landscape and water quality in the Mississippi River Basin for 200 years. Bioscience 53(6):563-572.
-
(2003)
Bioscience
, vol.53
, Issue.6
, pp. 563-572
-
-
Turner, R.E.1
Rabalais, N.N.2
-
122
-
-
85102911887
-
-
Yearbook of Agriculture 1938. 75th Congress, 2d Session. House Doc. Superintendent of Documents, Washington, DC
-
USDA. 1938. Soils and men. Yearbook of Agriculture 1938. 75th Congress, 2d Session. House Doc. 398. Superintendent of Documents, Washington, DC.
-
(1938)
Soils and men
, pp. 398
-
-
-
123
-
-
84888456922
-
-
(verified 12 Nov. 2009)
-
USDA-ERS. 2007. Data sets: U.S. fertilizer use and price. Available at http://www.ers.usda.gov/ Data/FertilizerUse/ (verified 12 Nov. 2009).
-
(2007)
Data sets: U.S. fertilizer use and price
-
-
-
124
-
-
32144448322
-
-
(verified 12 Nov. 2009). Census publications, Washington, DC
-
USDA-NASS. 2002. Census of Agriculture: 2002. Available at http://www.agcensus.usda.gov/ Publications/2002/Ag_Atlas_Maps/Operators/ (verified 12 Nov. 2009). Census publications, Washington, DC.
-
(2002)
Census of Agriculture: 2002
-
-
-
125
-
-
56749108198
-
-
(verified 29 April 2009). USDA-NASS, Washington, DC
-
USDA-NASS. 2007. Data and statistics. Available at http://www.nass.usda.gov/Data_and_Statis-tics/Quick_Stats/index.asp (verified 29 April 2009). USDA-NASS, Washington, DC.
-
(2007)
Data and statistics
-
-
-
128
-
-
85102912373
-
-
Statistical Brief SB/93-10. (verified 12 Nov. 2009). Bureau of the Census, Washington, DC
-
U.S. Department of Commerce, Bureau of the Census. 1993. Who owns America's farmland? Statistical Brief SB/93-10. Available at http://www.census.gov/apsd/www/statbrief/sb93_10.pdf (verified 12 Nov. 2009). Bureau of the Census, Washington, DC.
-
(1993)
Who owns America's farmland
-
-
-
131
-
-
0742302383
-
Crop and soil productivity response to corn residue removal: A literature review
-
Wilhelm, W.W., J.M.-F. Johnson, J.L. Hatfield, W.B. Voorhees, and D.R. Linden. 2004. Crop and soil productivity response to corn residue removal: A literature review. Agron. J. 96:1-17.
-
(2004)
Agron. J
, vol.96
, pp. 1-17
-
-
Wilhelm, W.W.1
Johnson, J.M.-F.2
Hatfield, J.L.3
Voorhees, W.B.4
Linden, D.R.5
-
133
-
-
35348966955
-
Agro-ecoregionalization of lowa using multivariate geographical clustering
-
Williams, C.L., W.W. Hargrove, M. Liebman, and D.E. James. 2008. Agro-ecoregionalization of lowa using multivariate geographical clustering. Agric. Ecosyst. Environ. 123:161-174.
-
(2008)
Agric. Ecosyst. Environ
, vol.123
, pp. 161-174
-
-
Williams, C.L.1
Hargrove, W.W.2
Liebman, M.3
James, D.E.4
-
134
-
-
2042467997
-
Properties of tile drainage water
-
A-013-lA. lowa State Water Resources Res. lnst., lowa State Univ., Ames
-
Willrich, T.L. 1969. Properties of tile drainage water. Completion Rep. Proj. A-013-lA. lowa State Water Resources Res. lnst., lowa State Univ., Ames.
-
(1969)
Completion Rep. Proj
-
-
Willrich, T.L.1
-
135
-
-
34247173914
-
Ethanol drives up food costs
-
Wisner, R. 2007. Ethanol drives up food costs. Food Technol. 61(3):124.
-
(2007)
Food Technol
, vol.61
, Issue.3
, pp. 124
-
-
Wisner, R.1
-
136
-
-
27844518372
-
The history of our drainage enterprises
-
Wooten, H.H., and L.A. Jones. 1955. The history of our drainage enterprises. p. 478-498. In The Yearbook of Agriculture, 1955. USDA, Washington, DC. Yan, L., S. Zhou, L. Feng, and L. Hong-Yi. 2007. Delineation of site-specific management zones using fuzzy clustering analysis in a coastal saline soil. Comput. Electron. Agric. 56:174-186.
-
(1955)
In The Yearbook of Agriculture, 1955. USDA, Washington, DC. Yan, L., S. Zhou, L. Feng, and L. Hong-Yi. 2007. Delineation of site-specific management zones using fuzzy clustering analysis in a coastal saline soil. Comput. Electron. Agric
, vol.56
-
-
Wooten, H.H.1
Jones, L.A.2
-
137
-
-
33644760434
-
Riparian land uses and precipitation influences on stream bank erosion in Central lowa
-
Zaimes, G.N., R.C. Schultz, and T.M. Isenhart. 2006. Riparian land uses and precipitation influences on stream bank erosion in Central lowa. J. Am. Water Res. Assoc. 42(1):83-97.
-
(2006)
J. Am. Water Res. Assoc
, vol.42
, Issue.1
, pp. 83-97
-
-
Zaimes, G.N.1
Schultz, R.C.2
Isenhart, T.M.3
-
138
-
-
0036856743
-
Precision agriculture-A worldwide overview
-
Zhang, N., M. Wang, and N. Wang. 2002. Precision agriculture-A worldwide overview. Comput. Electron. Agric. 36(2-3):113-132.
-
(2002)
Comput. Electron. Agric
, vol.36
, Issue.2-3
, pp. 113-132
-
-
Zhang, N.1
Wang, M.2
Wang, N.3
-
139
-
-
0003258180
-
Agricultural drainage: Water quality impacts and subsurface drainage studies in the Midwest
-
The Ohio State Univ., Columbus
-
Zucker, L.A., and L.C. Brown. 1998. Agricultural drainage: Water quality impacts and subsurface drainage studies in the Midwest. Ext. Bull. 871. The Ohio State Univ., Columbus.
-
(1998)
Ext. Bull
, pp. 871
-
-
Zucker, L.A.1
Brown, L.C.2
|