-
2
-
-
0027023984
-
Bovine somatotropin: Review of an emerging animal technology
-
Bauman, D.E. 1992. Bovine somatotropin: Review of an emerging animal technology. J. Dairy Sci. 75:3432-3451.
-
(1992)
J. Dairy Sci.
, vol.75
, pp. 3432-3451
-
-
Bauman, D.E.1
-
4
-
-
33646555032
-
Soil and water quality in agriculture, assessing and improving
-
R.A. Meyers (ed.). John Wiley & Sons, New York
-
Bosch, D.J., and M.L. Wolfe. 1998. Soil and water quality in agriculture, assessing and improving. p. 4373-4403. In R.A. Meyers (ed.) Encyclopedia of environmental analysis and remediation. John Wiley & Sons, New York.
-
(1998)
Encyclopedia of Environmental Analysis and Remediation
, pp. 4373-4403
-
-
Bosch, D.J.1
Wolfe, M.L.2
-
5
-
-
21144482843
-
Effects of two levels of phosphorus intake on performance and fecal phosphorus excretion of dairy cows
-
Brintrup, R., T. Mooren, U. Meyer, H. Spiekers, and E. Pfeffer. 1993. Effects of two levels of phosphorus intake on performance and fecal phosphorus excretion of dairy cows. J. Animal Physiol. Nutr. 69:29-36.
-
(1993)
J. Animal Physiol. Nutr.
, vol.69
, pp. 29-36
-
-
Brintrup, R.1
Mooren, T.2
Meyer, U.3
Spiekers, H.4
Pfeffer, E.5
-
6
-
-
84974409371
-
Influence of dietary phosphorus on the performance of lactating dairy cattle
-
Brodison, J.A., E.A. Goodall, J.D. Armstrong, D.I. Givens, F.J. McCaughey, and J.R. Todd. 1989. Influence of dietary phosphorus on the performance of lactating dairy cattle. J. Agric. Sci. 112:303-311.
-
(1989)
J. Agric. Sci.
, vol.112
, pp. 303-311
-
-
Brodison, J.A.1
Goodall, E.A.2
Armstrong, J.D.3
Givens, D.I.4
McCaughey, F.J.5
Todd, J.R.6
-
7
-
-
9344245047
-
-
GAMS Development Corporation, Washington, DC
-
Brooke, A., D. Kendrick, A. Meeraus, and R. Raman. 1998. GAMS: A user's guide. GAMS Development Corporation, Washington, DC.
-
(1998)
GAMS: A User's Guide
-
-
Brooke, A.1
Kendrick, D.2
Meeraus, A.3
Raman, R.4
-
8
-
-
0004166856
-
-
(verified 21 Feb. 2006). Chesapeake Bay Program Office, Annapolis, MD
-
Chesapeake Bay Program. 2000. Chesapeake 2000. Available at http://www.chesapeakebay.net/agreement.htm (verified 21 Feb. 2006). Chesapeake Bay Program Office, Annapolis, MD.
-
(2000)
Chesapeake 2000
-
-
-
9
-
-
0034170670
-
Photoperiodic effects on dairy cattle: A review
-
Dahl, G.E., B.A. Buchanan, and H.A. Tucker. 2000. Photoperiodic effects on dairy cattle: A review. J. Dairy Sci. 83:885-893.
-
(2000)
J. Dairy Sci.
, vol.83
, pp. 885-893
-
-
Dahl, G.E.1
Buchanan, B.A.2
Tucker, H.A.3
-
10
-
-
33646591455
-
-
(verified 21 Feb. 2006). Animal Improvement Programs Laboratory, Beltsville, MD
-
Dairy Herd Improvement Association. 2002. Testing characteristics for cow herds. Available at http://www.aipl.arsusda.gov/publish/dhi/dhi02/k1t6.htm (verified 21 Feb. 2006). Animal Improvement Programs Laboratory, Beltsville, MD.
-
(2002)
Testing Characteristics for Cow Herds
-
-
-
11
-
-
0003093305
-
Minimizing surface water eutrophication from agriculture by phosphorus management
-
Daniel, T.C., A.N. Sharpley, D.R. Edwards, R. Wedephol, and J.L. Lemunyon. 1994. Minimizing surface water eutrophication from agriculture by phosphorus management. J. Soil Water Conserv. 49:30-38.
-
(1994)
J. Soil Water Conserv.
, vol.49
, pp. 30-38
-
-
Daniel, T.C.1
Sharpley, A.N.2
Edwards, D.R.3
Wedephol, R.4
Lemunyon, J.L.5
-
12
-
-
0001410569
-
An economic comparison of conventional and alternative cropping systems for a representative northeast Kansas farm
-
Diebel, P.L., J.R. Williams, and R.V. Llewelyn. 1995. An economic comparison of conventional and alternative cropping systems for a representative northeast Kansas farm. Rev. Agric. Econ. 17(3):242, 323-335.
-
(1995)
Rev. Agric. Econ.
, vol.17
, Issue.3
, pp. 242
-
-
Diebel, P.L.1
Williams, J.R.2
Llewelyn, R.V.3
-
13
-
-
0028552801
-
Development and implementation of the Virginia Agronomic Land Use Evaluation System (VALUES)
-
Donohue, S.J., T.W. Simpson, J.C. Baker, M.M. Monnett, and G.W. Hawkins. 1994. Development and implementation of The Virginia Agronomic Land Use Evaluation System (VALUES). Commun. Soil Sci. Plant Anal. 25:1103-1108.
-
(1994)
Commun. Soil Sci. Plant Anal.
, vol.25
, pp. 1103-1108
-
-
Donohue, S.J.1
Simpson, T.W.2
Baker, J.C.3
Monnett, M.M.4
Hawkins, G.W.5
-
14
-
-
0034181629
-
The impact of somatotropin, milking frequency, and photoperiod on dairy farm nutrient flows
-
Dunlap, T.F., R.A. Kohn, G.E. Dahl, M. Varner, and R.A. Erdman. 2000. The impact of somatotropin, milking frequency, and photoperiod on dairy farm nutrient flows. J. Dairy Sci. 83:968-976.
-
(2000)
J. Dairy Sci.
, vol.83
, pp. 968-976
-
-
Dunlap, T.F.1
Kohn, R.A.2
Dahl, G.E.3
Varner, M.4
Erdman, R.A.5
-
15
-
-
0029298066
-
Fixed yield responses to increased milking frequency
-
Erdman, R.A., and M. Varner. 1995. Fixed yield responses to increased milking frequency. J. Dairy Sci. 78:1199-1203.
-
(1995)
J. Dairy Sci.
, vol.78
, pp. 1199-1203
-
-
Erdman, R.A.1
Varner, M.2
-
17
-
-
0343219242
-
The role of nitrogen and phosphorus in Chesapeake Bay anoxia
-
S.J. Nelson and P. Elliott (ed.). Chesapeake Research Consortium, Solomons Island, MD
-
Fisher, T.R., and A.J. Butt. 1994. The role of nitrogen and phosphorus in Chesapeake Bay anoxia. p. 1-44. In S.J. Nelson and P. Elliott (ed.) Perspectives on Chesapeake Bay, 1994: Advances in estuarine sciences. Chesapeake Research Consortium, Solomons Island, MD.
-
(1994)
Perspectives on Chesapeake Bay, 1994: Advances in Estuarine Sciences
, pp. 1-44
-
-
Fisher, T.R.1
Butt, A.J.2
-
18
-
-
0343641319
-
Impacts of nitrogen control policies on crop and livestock farms at two Ohio farm sites
-
Hopkins, J., G. Schnitkey, and L. Tweeten. 1996. Impacts of nitrogen control policies on crop and livestock farms at two Ohio farm sites. Rev. Agric. Econ. 18(3):311-324.
-
(1996)
Rev. Agric. Econ.
, vol.18
, Issue.3
, pp. 311-324
-
-
Hopkins, J.1
Schnitkey, G.2
Tweeten, L.3
-
19
-
-
0026296337
-
Water balance components in the Georgia Coastal Plain: A GLEAMS model validation and simulation
-
Knisei, W.G., R.A. Leonard, F.M. Davis, and J.M. Sheridan. 1991. Water balance components in the Georgia Coastal Plain: A GLEAMS model validation and simulation. J. Soil Water Conserv. 46(6):450-456.
-
(1991)
J. Soil Water Conserv.
, vol.46
, Issue.6
, pp. 450-456
-
-
Knisei, W.G.1
Leonard, R.A.2
Davis, F.M.3
Sheridan, J.M.4
-
20
-
-
0034057964
-
Gleams model application on a heavy clay soil in Finland
-
Knisei, W.G., and E. Turtola. 2000. Gleams model application on a heavy clay soil in Finland. Agric. Water Manage. 43(3):285-309.
-
(2000)
Agric. Water Manage.
, vol.43
, Issue.3
, pp. 285-309
-
-
Knisei, W.G.1
Turtola, E.2
-
21
-
-
33646566230
-
Altering rations may reduce phosphorus losses
-
12 April
-
Knowlton, K.F., and R. Kohn. 1999. Altering rations may reduce phosphorus losses. Feedstuffs, 12 April, p. 12-13, 27.
-
(1999)
Feedstuffs
, pp. 12-13
-
-
Knowlton, K.F.1
Kohn, R.2
-
22
-
-
0023419947
-
GLEAMS: Ground-water loading effects of agricultural management systems
-
Leonard, R.A., W.G. Knisel, and D.A. Still. 1987. GLEAMS: Ground-water loading effects of agricultural management systems. Trans. ASAE 30(5):1403-1418.
-
(1987)
Trans. ASAE
, vol.30
, Issue.5
, pp. 1403-1418
-
-
Leonard, R.A.1
Knisel, W.G.2
Still, D.A.3
-
26
-
-
33646585687
-
-
(verified 21 Feb. 2006). USDA, Washington, DC
-
Natural Resources Conservation Service. 2004. NRCS soil data mart. Available at http://soildatamart.nrcs.usda.gov/ (verified 21 Feb. 2006). USDA, Washington, DC.
-
(2004)
NRCS Soil Data Mart
-
-
-
27
-
-
84883574819
-
-
Ch. 2. Weather generator USDA Water Erosion Prediction Project (WEPP), West Lafayette, IN
-
Nicks, A.D., L.J. Lane, and G.A. Gander. 1995. Technical documentation. Ch. 2. Weather generator. USDA Water Erosion Prediction Project (WEPP), West Lafayette, IN.
-
(1995)
Technical Documentation
-
-
Nicks, A.D.1
Lane, L.J.2
Gander, G.A.3
-
29
-
-
1342342254
-
Virginia manure test summaries
-
(verified 21 Feb. 2006). Virginia Polytechnic Inst. and State Univ., Virginia Coop. Ext., Blacksburg
-
Pease, J., and G. Mullins. 2001. Virginia manure test summaries. In Farm business management update. Available at http://www.ext. vt.edu/news/ periodicals/fmu/2001-02/manuretest.html (verified 21 Feb. 2006). Virginia Polytechnic Inst. and State Univ., Virginia Coop. Ext., Blacksburg.
-
(2001)
Farm Business Management Update
-
-
Pease, J.1
Mullins, G.2
-
30
-
-
0032934545
-
Relationship between phosphorus levels in three ultisols and phosphorus concentrations in runoff
-
Pole, D.H., T.C. Daniel, D.J. Nichols, A.N. Sharpley, P.A. Moore, Jr., D.M. Miller, and D.R. Edwards. 1999. Relationship between phosphorus levels in three ultisols and phosphorus concentrations in runoff. J. Environ. Qual. 28:170-175.
-
(1999)
J. Environ. Qual.
, vol.28
, pp. 170-175
-
-
Pole, D.H.1
Daniel, T.C.2
Nichols, D.J.3
Sharpley, A.N.4
Moore Jr., P.A.5
Miller, D.M.6
Edwards, D.R.7
-
31
-
-
0030476093
-
Relating extractable soil phosphorus to phosphorus losses in runoff
-
Pole, D.H., T.C. Daniel, A.N. Sharpley, P.A. Moore, Jr., D.R. Edwards, and D.J. Nichols. 1996. Relating extractable soil phosphorus to phosphorus losses in runoff. Soil Sci. Soc. Am. J. 60:855-859.
-
(1996)
Soil Sci. Soc. Am. J.
, vol.60
, pp. 855-859
-
-
Pole, D.H.1
Daniel, T.C.2
Sharpley, A.N.3
Moore Jr., P.A.4
Edwards, D.R.5
Nichols, D.J.6
-
32
-
-
0004051114
-
-
Agric. Econ. Rep. AER 782. USDA Econ. Res. Serv., Washington, DC
-
Ribaudo, M.O., R.D. Horan, and M.E. Smith. 1999. Economics of water quality protection from nonpoint sources: Theory and practice. Agric. Econ. Rep. AER 782. USDA Econ. Res. Serv., Washington, DC.
-
(1999)
Economics of Water Quality Protection from Nonpoint Sources: Theory and Practice
-
-
Ribaudo, M.O.1
Horan, R.D.2
Smith, M.E.3
-
33
-
-
0029090364
-
Dependence of runoff phosphorus on extractable soil phosphorus
-
Sharpley, A.N. 1995. Dependence of runoff phosphorus on extractable soil phosphorus. J. Environ. Qual. 24:920-926.
-
(1995)
J. Environ. Qual.
, vol.24
, pp. 920-926
-
-
Sharpley, A.N.1
-
34
-
-
0028437071
-
Managing agricultural phosphorus for protection of surface waters: Issues and options
-
Sharpley, A.N., S.C. Chapra, R. Wedepohl, J.T. Sims, T.C. Daniel, A. Breeuswma, and K.R. Reddy. 1994. Managing agricultural phosphorus for protection of surface waters: Issues and options. J. Environ. Qual. 23:437-451.
-
(1994)
J. Environ. Qual.
, vol.23
, pp. 437-451
-
-
Sharpley, A.N.1
Chapra, S.C.2
Wedepohl, R.3
Sims, J.T.4
Daniel, T.C.5
Breeuswma, A.6
Reddy, K.R.7
-
35
-
-
0029667553
-
Determining environmentally sound soil phosphorus levels
-
Sharpley, A., T.C. Daniel, J.T. Sims, and D.H. Pote. 1996. Determining environmentally sound soil phosphorus levels. J. Soil Water Conserv. 51(2):160-166.
-
(1996)
J. Soil Water Conserv.
, vol.51
, Issue.2
, pp. 160-166
-
-
Sharpley, A.1
Daniel, T.C.2
Sims, J.T.3
Pote, D.H.4
-
36
-
-
0017904862
-
An improved soil-sampling procedure for the prediction of dissolved inorganic phosphate concentrations in surface runoff from pasture
-
Sharpley, A.N., J.K. Syers, and R.W. Tillman. 1978. An improved soil-sampling procedure for the prediction of dissolved inorganic phosphate concentrations in surface runoff from pasture. J. Environ. Qual. 7:455-456.
-
(1978)
J. Environ. Qual.
, vol.7
, pp. 455-456
-
-
Sharpley, A.N.1
Syers, J.K.2
Tillman, R.W.3
-
37
-
-
0017337725
-
Use of laboratory extraction data to predict losses of dissolved inorganic phosphate in surface runoff and tile drainage
-
Sharpley, A.N., R.W. Tillman, and J.K. Syers. 1977. Use of laboratory extraction data to predict losses of dissolved inorganic phosphate in surface runoff and tile drainage. J. Environ. Qual. 6:33-36.
-
(1977)
J. Environ. Qual.
, vol.6
, pp. 33-36
-
-
Sharpley, A.N.1
Tillman, R.W.2
Syers, J.K.3
-
38
-
-
0032031887
-
Simulation of nitrogen and phosphorus leaching in a structured soil using GLEAMS and a new submodel, PARTLE
-
Shirmohammadi, A., B. Ulen, L.F. Bergstorm, and W.G. Knisel. 1998. Simulation of nitrogen and phosphorus leaching in a structured soil using GLEAMS and a new submodel, PARTLE. Trans. ASAE 41(2):353-360.
-
(1998)
Trans. ASAE
, vol.41
, Issue.2
, pp. 353-360
-
-
Shirmohammadi, A.1
Ulen, B.2
Bergstorm, L.F.3
Knisel, W.G.4
-
39
-
-
0021419375
-
Lead factors for total mixed ration formulation
-
Stallings, C.C., and M.L. McGilliard. 1984. Lead factors for total mixed ration formulation. J. Dairy Sci. 67:902-907.
-
(1984)
J. Dairy Sci.
, vol.67
, pp. 902-907
-
-
Stallings, C.C.1
McGilliard, M.L.2
-
40
-
-
33646555687
-
-
Maryland Agriculture Code. Vol. 8-801.1. State of Maryland, Annapolis
-
State of Maryland. 1998. Water Quality Improvement Act of 1998. In Maryland Agriculture Code. Vol. 8-801.1. State of Maryland, Annapolis.
-
(1998)
Water Quality Improvement Act of 1998
-
-
-
41
-
-
33646579030
-
-
State of Virginia. 1999. Virginia Poultry Waste Management Program. In Virginia Code. Vol. 62.1-44.17:1.1. State of Virginia, Richmond
-
State of Virginia. 1999. Virginia Poultry Waste Management Program. In Virginia Code. Vol. 62.1-44.17:1.1. State of Virginia, Richmond.
-
-
-
-
42
-
-
0026127401
-
Responses by lactating cows in commercial dairy herds to recombinant bovine somatotropin
-
Thomas, J.W., R.A. Erdman, D.M. Galton, R.C. Lamb, M.J. Arambel, J.D. Olson, S.S. Madsen, W.A. Samuels, C.J. Peel, and G.A. Green. 1991. Responses by lactating cows in commercial dairy herds to recombinant bovine somatotropin. J. Dairy Sci. 74:945-964.
-
(1991)
J. Dairy Sci.
, vol.74
, pp. 945-964
-
-
Thomas, J.W.1
Erdman, R.A.2
Galton, D.M.3
Lamb, R.C.4
Arambel, M.J.5
Olson, J.D.6
Madsen, S.S.7
Samuels, W.A.8
Peel, C.J.9
Green, G.A.10
-
43
-
-
0029849555
-
Dietary protein effects on nitrogen excretion and manure characteristics of lactating cows
-
Tomlinson, A.P., W.J. Powers, H.H.V. Horn, R.A. Nordstdet, and C.J. Wilcox. 1996. Dietary protein effects on nitrogen excretion and manure characteristics of lactating cows. Trans. ASAE 39:1441-1448.
-
(1996)
Trans. ASAE
, vol.39
, pp. 1441-1448
-
-
Tomlinson, A.P.1
Powers, W.J.2
Horn, H.H.V.3
Nordstdet, R.A.4
Wilcox, C.J.5
-
44
-
-
0003583909
-
-
(verified 21 Feb. 2006). Assessment and Watershed Protection Division, USEPA, Washington, DC
-
USEPA. 1991. Guidance for water quality-based decisions: The TMDL process. Available at http://www.epa.gov/OWOW/tmdl/decisions/dec1c.html (verified 21 Feb. 2006). Assessment and Watershed Protection Division, USEPA, Washington, DC.
-
(1991)
Guidance for Water Quality-based Decisions: The TMDL Process
-
-
-
46
-
-
3242708164
-
-
40 CFR Parts 9, 122, 123, and 412. USEPA, Washington, DC
-
USEPA. 2003. National Pollutant Discharge Elimination System permit regulation and effluent limitation guidelines and standards for Concentrated Animal Feeding Operations: Final Rule. 40 CFR Parts 9, 122, 123, and 412. USEPA, Washington, DC.
-
(2003)
National Pollutant Discharge Elimination System Permit Regulation and Effluent Limitation Guidelines and Standards for Concentrated Animal Feeding Operations: Final Rule
-
-
-
48
-
-
0033435223
-
Nutrient management planning on four Virginia livestock farms: Impacts on net income and nutrient losses
-
VanDyke, L.S., J.W. Pease, D.J. Bosch, and J. Baker. 1999. Nutrient management planning on four Virginia livestock farms: Impacts on net income and nutrient losses. J. Soil Water Conserv. 54:499-505.
-
(1999)
J. Soil Water Conserv.
, vol.54
, pp. 499-505
-
-
Vandyke, L.S.1
Pease, J.W.2
Bosch, D.J.3
Baker, J.4
-
49
-
-
0030344847
-
Ruminant nutrition from an environmental perspective
-
Van Horn, H.H., G.L. Newton, and W.E. Kunkle. 1996. Ruminant nutrition from an environmental perspective. J. Anim. Sci. 74:3082-3102.
-
(1996)
J. Anim. Sci.
, vol.74
, pp. 3082-3102
-
-
Van Horn, H.H.1
Newton, G.L.2
Kunkle, W.E.3
-
50
-
-
0028473699
-
Components of dairy manure management systems
-
Van Horn, H.H., A.C. Wilkie, W.J. Powers, and R.A. Nordstedt. 1994. Components of dairy manure management systems. J. Dairy Sci. 77:2008-2030.
-
(1994)
J. Dairy Sci.
, vol.77
, pp. 2008-2030
-
-
Van Horn, H.H.1
Wilkie, A.C.2
Powers, W.J.3
Nordstedt, R.A.4
-
51
-
-
1342278675
-
-
Publ. 446-047 Revised 2001. Virginia Polytechnic Inst. and State Univ., Blacksburg
-
Virginia Cooperative Extension. 2001. Virginia farm management crop and livestock enterprise budgets. Publ. 446-047 Revised 2001. Virginia Polytechnic Inst. and State Univ., Blacksburg.
-
(2001)
Virginia Farm Management Crop and Livestock Enterprise Budgets
-
-
-
53
-
-
0035408456
-
Milk production, phosphorus excretion, and bone characteristics of dairy cows fed different amounts of phosphorus for two or three years
-
Wu, Z., L.D. Satter, A.J. Blohowiak, R.H. Stauffacher, and J.H. Wilson. 2001. Milk production, phosphorus excretion, and bone characteristics of dairy cows fed different amounts of phosphorus for two or three years. J. Dairy Sci. 84:1738-1748.
-
(2001)
J. Dairy Sci.
, vol.84
, pp. 1738-1748
-
-
Wu, Z.1
Satter, L.D.2
Blohowiak, A.J.3
Stauffacher, R.H.4
Wilson, J.H.5
-
54
-
-
0034184010
-
Milk production, reproductive performance, and fecal excretion of phosphorus by dairy cows fed three amounts of phosphorus
-
Wu, Z., L.D. Satter, and R. Sojo. 2000. Milk production, reproductive performance, and fecal excretion of phosphorus by dairy cows fed three amounts of phosphorus. J. Dairy Sci. 83:1028-1041.
-
(2000)
J. Dairy Sci.
, vol.83
, pp. 1028-1041
-
-
Wu, Z.1
Satter, L.D.2
Sojo, R.3
|