-
1
-
-
33044496349
-
-
A.E. Greenberg et al. (ed.) American Public Health Association, American Water Works Association and Water Environment Federation, Washington, DC
-
American Public Health Association, American Water Works Association and Water Environment Federation. 1995. p. 5-30-5-35. In A.E. Greenberg et al. (ed.) Standard methods for the examination of water and wastewater. 19th ed. American Public Health Association, American Water Works Association and Water Environment Federation, Washington, DC.
-
(1995)
Standard Methods for the Examination of Water and Wastewater. 19th Ed.
, pp. 530-535
-
-
-
2
-
-
0038289188
-
Testing soils and cornstalks to evaluate nitrogen management on the watershed scale
-
Balkcom, K.S., A.M. Blackmer, D.J. Hansen, T.F. Morris, and A.P. Mallarino. 2003. Testing soils and cornstalks to evaluate nitrogen management on the watershed scale. J. Environ. Qual. 32:1015-1024.
-
(2003)
J. Environ. Qual.
, vol.32
, pp. 1015-1024
-
-
Balkcom, K.S.1
Blackmer, A.M.2
Hansen, D.J.3
Morris, T.F.4
Mallarino, A.P.5
-
3
-
-
0034544719
-
Maize response to time of nitrogen application as affected by level of nitrogen deficiency
-
Binder, D.L., D.H. Sander, and D.T. Walters. 2000. Maize response to time of nitrogen application as affected by level of nitrogen deficiency. Agron. J. 92:1228-1236.
-
(2000)
Agron. J.
, vol.92
, pp. 1228-1236
-
-
Binder, D.L.1
Sander, D.H.2
Walters, D.T.3
-
4
-
-
0002664460
-
Relationships between corn yields and soil nitrate in late spring
-
Binford, G.D., A.M. Blackmer, and M.E. Cerrato. 1992. Relationships between corn yields and soil nitrate in late spring. Agron. J. 84:53-59.
-
(1992)
Agron. J.
, vol.84
, pp. 53-59
-
-
Binford, G.D.1
Blackmer, A.M.2
Cerrato, M.E.3
-
5
-
-
0000083930
-
Correlations between soil nitrate concentrations in late spring and corn yields in Iowa
-
Blackmer, A.M., D. Pottker, M.E. Cerrato, and J. Webb. 1989. Correlations between soil nitrate concentrations in late spring and corn yields in Iowa. J. Prod. Agric. 2:103-109.
-
(1989)
J. Prod. Agric.
, vol.2
, pp. 103-109
-
-
Blackmer, A.M.1
Pottker, D.2
Cerrato, M.E.3
Webb, J.4
-
6
-
-
0029141596
-
Use of a chlorophyll meter to monitor N status and schedule fertigation of corn
-
Blackmer, T.M., and J.S. Schepers. 1995. Use of a chlorophyll meter to monitor N status and schedule fertigation of corn. J. Prod. Agric. 8:56-60.
-
(1995)
J. Prod. Agric.
, vol.8
, pp. 56-60
-
-
Blackmer, T.M.1
Schepers, J.S.2
-
7
-
-
85102326644
-
Soluble salts
-
C.A. Black (ed.) Methods of soil analysis. Part 2. ASA and SSSA, Madison, WI
-
Bower, C.A., and L.V. Wilcox. 1965. Soluble salts. p. 933-951. In C.A. Black (ed.) Methods of soil analysis. Part 2. Agron Monogr. 9. ASA and SSSA, Madison, WI.
-
(1965)
Agron Monogr. 9
, pp. 933-951
-
-
Bower, C.A.1
Wilcox, L.V.2
-
8
-
-
0028682512
-
Evaluating potential N mineralization for predicting fertilizer N requirements of long-term field experiments
-
J.L. Havlin and J.S. Jacobson (ed.) Soil testing: Prospects for improving nutrient recommendations. SSSA and ASA, Madison, WI
-
Campbell, C.A., Y.W. Jame, O.O. Akinremi, and H.J. Beckie. 1994. Evaluating potential N mineralization for predicting fertilizer N requirements of long-term field experiments. p. 81-100. In J.L. Havlin and J.S. Jacobson (ed.) Soil testing: Prospects for improving nutrient recommendations. SSSA Spec. Publ. 40. SSSA and ASA, Madison, WI.
-
(1994)
SSSA Spec. Publ. 40
, pp. 81-100
-
-
Campbell, C.A.1
Jame, Y.W.2
Akinremi, O.O.3
Beckie, H.J.4
-
10
-
-
0001100472
-
Quantifying the non-linearity in chlorophyll meter response to corn leaf N concentration
-
Dwyer, L.M., A.M. Anderson, B.L. Ma, D.W. Stewart, M. Tollenaar, and E. Gregorich. 1995. Quantifying the non-linearity in chlorophyll meter response to corn leaf N concentration. Can. J. Plant Sci. 75:179-182.
-
(1995)
Can. J. Plant Sci.
, vol.75
, pp. 179-182
-
-
Dwyer, L.M.1
Anderson, A.M.2
Ma, B.L.3
Stewart, D.W.4
Tollenaar, M.5
Gregorich, E.6
-
11
-
-
0028163477
-
Soil microbial dynamics: Short and long-term effects of inorganic and organic N
-
Fauci, M.F., and R.P. Dick. 1994. Soil microbial dynamics: Short and long-term effects of inorganic and organic N. Soil Sci. Soc. Am. J. 58:801-806.
-
(1994)
Soil Sci. Soc. Am. J.
, vol.58
, pp. 801-806
-
-
Fauci, M.F.1
Dick, R.P.2
-
12
-
-
0001674411
-
Soil and tissue nitrate tests compared for predicting soil N availability to corn
-
Fox, R.H., G.W. Roth, K.V. Iverson, and W.P. Piekielek. 1989. Soil and tissue nitrate tests compared for predicting soil N availability to corn. Agron. J. 81:971-974.
-
(1989)
Agron. J.
, vol.81
, pp. 971-974
-
-
Fox, R.H.1
Roth, G.W.2
Iverson, K.V.3
Piekielek, W.P.4
-
13
-
-
0022873847
-
A simple chemical method of assessing potentially available organic N in soil
-
Gianello, C., and J.M. Bremner. 1986. A simple chemical method of assessing potentially available organic N in soil. Commun. Soil Sci. Plant Anal. 17:195-214.
-
(1986)
Commun. Soil Sci. Plant Anal.
, vol.17
, pp. 195-214
-
-
Gianello, C.1
Bremner, J.M.2
-
14
-
-
0006177915
-
The effect of temporary N starvation on leaf photosynthesis rate and chlorophyll content in maize
-
Girardin, P., M. Tollenaar, and J.F. Mudon. 1985. The effect of temporary N starvation on leaf photosynthesis rate and chlorophyll content in maize. Can. J. Plant Sci. 65:491-500.
-
(1985)
Can. J. Plant Sci.
, vol.65
, pp. 491-500
-
-
Girardin, P.1
Tollenaar, M.2
Mudon, J.F.3
-
15
-
-
0022219808
-
Effects of cultivation and erosion on soils of four topo-sequences in the Canadian Prairies
-
Gregorich, E.G., and D.W. Anderson. 1985. Effects of cultivation and erosion on soils of four topo-sequences in the Canadian Prairies. Geoderma 36:343-354.
-
(1985)
Geoderma
, vol.36
, pp. 343-354
-
-
Gregorich, E.G.1
Anderson, D.W.2
-
16
-
-
0141633880
-
The mineralization-immobilization reaction in soils with addition of inorganic N and organic materials. V. Decomposition of fats and oils in soils and the effect on ammonium N immobilization
-
Higuchi, M., and K. Kurihara. 1980. The mineralization-immobilization reaction in soils with addition of inorganic N and organic materials. V. Decomposition of fats and oils in soils and the effect on ammonium N immobilization. J. Sci. Soil Manure 51:31-35.
-
(1980)
J. Sci. Soil Manure
, vol.51
, pp. 31-35
-
-
Higuchi, M.1
Kurihara, K.2
-
17
-
-
0025598507
-
Field evaluation of several chemical indices of N availability
-
Hong, S.D., R.H. Fox, and W.P. Piekielek. 1990. Field evaluation of several chemical indices of N availability. Plant Soil 123:83-88.
-
(1990)
Plant Soil
, vol.123
, pp. 83-88
-
-
Hong, S.D.1
Fox, R.H.2
Piekielek, W.P.3
-
18
-
-
0030299264
-
Assessment of two chemical extraction methods as indices for available N
-
Jalil, A., C.A. Campbell, J. Schoenau, J.L. Henry, W. Jame, and G.P. Lafond. 1996. Assessment of two chemical extraction methods as indices for available N. Soil Sci. Soc. Am. J. 60:1954-1960.
-
(1996)
Soil Sci. Soc. Am. J.
, vol.60
, pp. 1954-1960
-
-
Jalil, A.1
Campbell, C.A.2
Schoenau, J.3
Henry, J.L.4
Jame, W.5
Lafond, G.P.6
-
19
-
-
85047675525
-
N immobilization and mineralization during initial decomposition of 15N-labelled pea and barley residues
-
Jensen, E.S. 1997. N immobilization and mineralization during initial decomposition of 15N-labelled pea and barley residues. Biol. Fertil. Soils 24:39-44.
-
(1997)
Biol. Fertil. Soils
, vol.24
, pp. 39-44
-
-
Jensen, E.S.1
-
20
-
-
0007883626
-
Delta yield: Mapping fertilizer N requirements of crops
-
Kachanoski, R.G., I.P. O'Halloran, D. Aspinall, and P.V. Bertoldi. 1996. Delta yield: Mapping fertilizer N requirements of crops. Better Crops 80:20-23.
-
(1996)
Better Crops
, vol.80
, pp. 20-23
-
-
Kachanoski, R.G.1
O'Halloran, I.P.2
Aspinall, D.3
Bertoldi, P.V.4
-
21
-
-
0000222614
-
Aerial accumulation and partitioning of nutrients by corn
-
Karlen, D.L., R.L. Flannery, and E.J. Sadler. 1988. Aerial accumulation and partitioning of nutrients by corn. Agron. J. 80:232-242.
-
(1988)
Agron. J.
, vol.80
, pp. 232-242
-
-
Karlen, D.L.1
Flannery, R.L.2
Sadler, E.J.3
-
22
-
-
0000677835
-
Nitrogen in organic forms
-
A.L. Page et al. (ed.) Agronomy No. 9, ASA, Madison, WI
-
Keeney, D.R., and D.W. Nelson. 1982. Nitrogen in organic forms. p. 643-698. In A.L. Page et al. (ed.) Methods of soil analysis. Part 2. Agronomy No. 9, ASA, Madison, WI.
-
(1982)
Methods of Soil Analysis
, Issue.2 PART
, pp. 643-698
-
-
Keeney, D.R.1
Nelson, D.W.2
-
23
-
-
0000824456
-
Relationship between N immobilization and volatile fatty acids in soil after application of pig and cattle slurry
-
Kirchmann, H., and A. Lundvall. 1993. Relationship between N immobilization and volatile fatty acids in soil after application of pig and cattle slurry. Biol. Fertil. Soils 15:161-164.
-
(1993)
Biol. Fertil. Soils
, vol.15
, pp. 161-164
-
-
Kirchmann, H.1
Lundvall, A.2
-
25
-
-
0000987666
-
A soil test for N availability in the Northwestern U.S.
-
Magdoff, F.R., W.E. Jokela, R.H. Fox, and J.F. Griffin. 1990. A soil test for N availability in the Northwestern U.S. Commun. Soil Sci. Plant Anal. 21:1103-1115.
-
(1990)
Commun. Soil Sci. Plant Anal.
, vol.21
, pp. 1103-1115
-
-
Magdoff, F.R.1
Jokela, W.E.2
Fox, R.H.3
Griffin, J.F.4
-
26
-
-
0001108671
-
Understanding the Magdoff pre-sidedress nitrate test for corn
-
Magdoff, F. 1991. Understanding the Magdoff pre-sidedress nitrate test for corn. J. Prod. Agric. 4:297-305.
-
(1991)
J. Prod. Agric.
, vol.4
, pp. 297-305
-
-
Magdoff, F.1
-
27
-
-
0029660827
-
Interaction between decomposition of plant residues and N cycling in soil
-
Mary, B., S. Recous, D. Darwis, and D. Robin. 1996. Interaction between decomposition of plant residues and N cycling in soil. Plant Soil 181:71-82.
-
(1996)
Plant Soil
, vol.181
, pp. 71-82
-
-
Mary, B.1
Recous, S.2
Darwis, D.3
Robin, D.4
-
28
-
-
0022861472
-
Dynamics of soil microbial biomass and water soluble organic C in Breton. L. After 50 years of cropping to two rotations
-
McGill, W.B., K.R. Cannon, J.A. Robertson, and F.D. Cook. 1986. Dynamics of soil microbial biomass and water soluble organic C in Breton. L. After 50 years of cropping to two rotations. Can. J. Soil Sci. 66:1-19.
-
(1986)
Can. J. Soil Sci.
, vol.66
, pp. 1-19
-
-
McGill, W.B.1
Cannon, K.R.2
Robertson, J.A.3
Cook, F.D.4
-
30
-
-
4043110130
-
-
Dept. Land Resource Sci., Univ. of Guelph, ON
-
McGonigle, T.P., E.G. Beauchamp, and R.G. Kachanoski. 1996. N response curves for maize in Southern Ontario for the period 1986 to 1995. Dept. Land Resource Sci., Univ. of Guelph, ON.
-
(1996)
N Response Curves for Maize in Southern Ontario for the Period 1986 to 1995
-
-
McGonigle, T.P.1
Beauchamp, E.G.2
Kachanoski, R.G.3
-
31
-
-
85103036448
-
Soil measurements of plant available potassium
-
R.D. Munson (ed.) ASA, Madison, WI
-
McLean, E.O., and M.E. Watson. 1985. Soil measurements of plant available potassium. p. 277-308. In R.D. Munson (ed.) Potassium in agriculture. ASA, Madison, WI.
-
(1985)
Potassium in Agriculture
, pp. 277-308
-
-
McLean, E.O.1
Watson, M.E.2
-
32
-
-
0027332444
-
Estimation of potentially mineralizable N by KCl extraction. 2. Comparison with soil N uptake in the field
-
McTaggart, I.P., and K.A. Smith. 1993. Estimation of potentially mineralizable N by KCl extraction. 2. Comparison with soil N uptake in the field. Plant Soil 157:175-184.
-
(1993)
Plant Soil
, vol.157
, pp. 175-184
-
-
McTaggart, I.P.1
Smith, K.A.2
-
33
-
-
0027045035
-
PSNT soil nitrate test evaluation in Maryland
-
Meisinger, J.J., V.A. Bandel, J.S. Angle, B.E. O'Keefe, and C.M. Reynolds. 1992. PSNT soil nitrate test evaluation in Maryland. Soil Sci. Soc. Am. J. 56:1527-1532.
-
(1992)
Soil Sci. Soc. Am. J.
, vol.56
, pp. 1527-1532
-
-
Meisinger, J.J.1
Bandel, V.A.2
Angle, J.S.3
O'Keefe, B.E.4
Reynolds, C.M.5
-
34
-
-
33044483217
-
Specifications in detail-chlorophyll meter SPAD 502
-
Konica Minolta, Tokyo, Japan
-
Minolta. 1990. Specifications in detail-chlorophyll meter SPAD 502. Minolta Technical Note TE102-601-01. Konica Minolta, Tokyo, Japan.
-
(1990)
Minolta Technical Note TE102-601-01
-
-
-
35
-
-
0004306987
-
Estimation of available phosphorus in soils by extraction with sodium bicarbonate
-
U.S. Gov. Print. Office, Washington, DC
-
Olsen, S.R., C.W. Cole. F.S. Watanabe, and L.A. Dean. 1954. Estimation of available phosphorus in soils by extraction with sodium bicarbonate. USDA ARC Publ. 939. U.S. Gov. Print. Office, Washington, DC.
-
(1954)
USDA ARC Publ. 939
-
-
Olsen, S.R.1
Cole, C.W.2
Watanabe, F.S.3
Dean, L.A.4
-
36
-
-
33044484920
-
-
ORMI. 2003. Organic Resource Management Incorporation, Suit 601, 3700 Steeles Avenue West, Woodbridge, Ontario
-
ORMI. 2003. Organic Resource Management Incorporation, Suit 601, 3700 Steeles Avenue West, Woodbridge, Ontario.
-
-
-
-
37
-
-
85102326921
-
Hydrogen ion activity
-
C.A. Black (ed.) Methods of soil analysis. Part 2. ASA and SSSA, Madison, WI
-
Peech, M. 1965. Hydrogen ion activity. p. 914-925. In C.A. Black (ed.) Methods of soil analysis. Part 2. Agron. Monogr. 9. ASA and SSSA, Madison, WI.
-
(1965)
Agron. Monogr. 9
, pp. 914-925
-
-
Peech, M.1
-
38
-
-
0028165525
-
Landscape scale changes in indicators of soil quality due to cultivation in Saskatchewan, Canada
-
Pennock, D.J., D.W. Anderson, and E. de Jong. 1994. Landscape scale changes in indicators of soil quality due to cultivation in Saskatchewan, Canada. Geoderma 64:1-19.
-
(1994)
Geoderma
, vol.64
, pp. 1-19
-
-
Pennock, D.J.1
Anderson, D.W.2
De Jong, E.3
-
39
-
-
0001939998
-
Use of chlorophyll meter to predict PSNT N requirements for maize
-
Piekielek, W.P., and R.H. Fox. 1992. Use of chlorophyll meter to predict PSNT N requirements for maize. Agron. J. 84:59-65.
-
(1992)
Agron. J.
, vol.84
, pp. 59-65
-
-
Piekielek, W.P.1
Fox, R.H.2
-
41
-
-
0032032951
-
Decomposition of land applied oily food waste and associated changes in soil aggregate stability
-
Plante, A.F., and R.P. Voroney. 1998. Decomposition of land applied oily food waste and associated changes in soil aggregate stability. J. Environ. Qual. 27:395-402.
-
(1998)
J. Environ. Qual.
, vol.27
, pp. 395-402
-
-
Plante, A.F.1
Voroney, R.P.2
-
43
-
-
0141543915
-
Recycling soil nitrate nitrogen by amending agricultural lands with oily food waste
-
Rashid, M.T., and R.P. Voroney. 2003. Recycling soil nitrate nitrogen by amending agricultural lands with oily food waste. J. Environ. Qual. 32:1881-1886.
-
(2003)
J. Environ. Qual.
, vol.32
, pp. 1881-1886
-
-
Rashid, M.T.1
Voroney, R.P.2
-
44
-
-
4043176868
-
Land application of oily food waste and corn production on amended soils
-
Rashid, M.T., and R.P. Voroney. 2004. Land application of oily food waste and corn production on amended soils. Agron. J. 96:(997-1004).
-
(2004)
Agron. J.
, vol.96
, pp. 997-1004
-
-
Rashid, M.T.1
Voroney, R.P.2
-
45
-
-
20444500150
-
Predicting nitrogen fertilizer requirements for corn by chlorophyll meter under different N availability conditions
-
Rashid, M.T., P. Voroney, and G. Parkin. 2005. Predicting nitrogen fertilizer requirements for corn by chlorophyll meter under different N availability conditions. Can. J. Soil Sci. 85:149-159.
-
(2005)
Can. J. Soil Sci.
, vol.85
, pp. 149-159
-
-
Rashid, M.T.1
Voroney, P.2
Parkin, G.3
-
46
-
-
0028995614
-
Soil inorganic N availability: Effect on maize residue decomposition
-
Recous, S., D. Robin, D. Darwis, and B. Mary. 1995. Soil inorganic N availability: Effect on maize residue decomposition. Soil Biol. Biochem. 27:1529-1538.
-
(1995)
Soil Biol. Biochem.
, vol.27
, pp. 1529-1538
-
-
Recous, S.1
Robin, D.2
Darwis, D.3
Mary, B.4
-
47
-
-
0001142623
-
Field evaluation of PSNT soil nitrate test and quick test for corn in Pennsylvania
-
Roth, G.W., D.B. Beegle, and P.J. Bohn. 1992. Field evaluation of PSNT soil nitrate test and quick test for corn in Pennsylvania. J. Prod. Agric. 5:476-481.
-
(1992)
J. Prod. Agric.
, vol.5
, pp. 476-481
-
-
Roth, G.W.1
Beegle, D.B.2
Bohn, P.J.3
-
49
-
-
0002333345
-
Comparison of corn leaf N concentration and chlorophyll meter readings
-
Schepers, J.S., D.D. Francis, M. Vigil, and F.E. Below. 1992a. Comparison of corn leaf N concentration and chlorophyll meter readings. Commun. Soil Sci. Plant Anal. 23:2173-2187.
-
(1992)
Commun. Soil Sci. Plant Anal.
, vol.23
, pp. 2173-2187
-
-
Schepers, J.S.1
Francis, D.D.2
Vigil, M.3
Below, F.E.4
-
50
-
-
0012543568
-
Predicting fertilizer needs for corn in humid regions. Using chlorophyll meters
-
B.R. Bock and K.R. Kelley (ed.) Predicting N fertilizer needs for corn in humid regions. Muscle Shoals, AL
-
Schepers, J.S., T.M. Blackmer, and D.D. Francis. 1992b. Predicting fertilizer needs for corn in humid regions. Using chlorophyll meters. p. 7-27. In B.R. Bock and K.R. Kelley (ed.) Predicting N fertilizer needs for corn in humid regions. National Fert. and Environ. Res. Cent. Bull. Y-226, Muscle Shoals, AL.
-
(1992)
National Fert. and Environ. Res. Cent. Bull. Y-226
, pp. 7-27
-
-
Schepers, J.S.1
Blackmer, T.M.2
Francis, D.D.3
-
51
-
-
0034193377
-
Does the crop or soil indicate how to save nitrogen in maize production? Reviewing the state of the art
-
Schroder, J.J., J.J. Neetson, O. Oenema, and P.C. Struik. 2000. Does the crop or soil indicate how to save nitrogen in maize production? Reviewing the state of the art. Field Crop Res. 66:151-164.
-
(2000)
Field Crop Res.
, vol.66
, pp. 151-164
-
-
Schroder, J.J.1
Neetson, J.J.2
Oenema, O.3
Struik, P.C.4
-
52
-
-
0016083837
-
Decomposition in soil of waste cooking oil
-
Smith, J.H. 1974. Decomposition in soil of waste cooking oil. J. Environ. Qual. 3:279-281.
-
(1974)
J. Environ. Qual.
, vol.3
, pp. 279-281
-
-
Smith, J.H.1
-
53
-
-
0027130915
-
Estimation of potentially mineralizable N in soil by KCl extraction. 1. Comparison with pot experiments
-
Smith, K.A., and S. Li. 1993. Estimation of potentially mineralizable N in soil by KCl extraction. 1. Comparison with pot experiments. Plant Soil 157:167-174.
-
(1993)
Plant Soil
, vol.157
, pp. 167-174
-
-
Smith, K.A.1
Li, S.2
-
54
-
-
0031719597
-
Carbon mineralization, N immobilization and pH change in soil after adding volatile fatty acids
-
Sorensen, P. 1998. Carbon mineralization, N immobilization and pH change in soil after adding volatile fatty acids. Eur. J. Soil Sci. 49:457-462.
-
(1998)
Eur. J. Soil Sci.
, vol.49
, pp. 457-462
-
-
Sorensen, P.1
-
56
-
-
84951398747
-
The analysis of KCl extracts for nitrate, nitrite and ammonium using TRAACS 800 analyzer
-
Tel, D.A., and C. Heseltine. 1990. The analysis of KCl extracts for nitrate, nitrite and ammonium using TRAACS 800 analyzer. Commun. Soil Sci. Plant Anal. 21:1681-1688.
-
(1990)
Commun. Soil Sci. Plant Anal.
, vol.21
, pp. 1681-1688
-
-
Tel, D.A.1
Heseltine, C.2
-
57
-
-
0002949517
-
Total and organic carbon
-
M.R. Carter (ed.) Can. Soc. Soil Sci., Lewis Publ., Boca Raton, FL
-
Tiessen, H., and J.O. Moir. 1993. Total and organic carbon. p. 187-199. In M.R. Carter (ed.) Soil sampling and methods of analysis. Can. Soc. Soil Sci., Lewis Publ., Boca Raton, FL.
-
(1993)
Soil Sampling and Methods of Analysis
, pp. 187-199
-
-
Tiessen, H.1
Moir, J.O.2
-
58
-
-
1642315169
-
Corn production as affected by nitrogen application timing and tillage
-
Vetsch, J.A., and G.W. Randall. 2004. Corn production as affected by nitrogen application timing and tillage. Agron. J. 96:502-509.
-
(2004)
Agron. J.
, vol.96
, pp. 502-509
-
-
Vetsch, J.A.1
Randall, G.W.2
-
59
-
-
0001095178
-
Soil microbial biomass C and N
-
M.R. Carter (ed.) Canadian Society of Soil Science, Lewis Pub., Boca Raton, FL
-
Voroney, R.P., J.P. Winter, and R.P. Beyaert. 1993. Soil microbial biomass C and N. p. 277-286. In M.R. Carter (ed.) Soil sampling and methods of analysis. Canadian Society of Soil Science, Lewis Pub., Boca Raton, FL.
-
(1993)
Soil Sampling and Methods of Analysis
, pp. 277-286
-
-
Voroney, R.P.1
Winter, J.P.2
Beyaert, R.P.3
-
60
-
-
0032901689
-
Soil nitrate accumulation and corn response to preceding small-grain fertilization and cover crops
-
Vyn, T.J., K.J. Janovicek, M.H. Millar, and E.G. Beauchamp. 1999. Soil nitrate accumulation and corn response to preceding small-grain fertilization and cover crops. Agron. J. 91:17-24.
-
(1999)
Agron. J.
, vol.91
, pp. 17-24
-
-
Vyn, T.J.1
Janovicek, K.J.2
Millar, M.H.3
Beauchamp, E.G.4
-
61
-
-
0000363394
-
Monitoring nitrogen status of corn with a portable chlorophyll meter
-
Waskom, R.M., D.G. Westfall, D.E. Spellman, and P.N. Soltanpour. 1996. Monitoring nitrogen status of corn with a portable chlorophyll meter. Commun. Soil Sci. Plant Anal. 27:545-560.
-
(1996)
Commun. Soil Sci. Plant Anal.
, vol.27
, pp. 545-560
-
-
Waskom, R.M.1
Westfall, D.G.2
Spellman, D.E.3
Soltanpour, P.N.4
-
62
-
-
85053874741
-
Interactive water and N effects on senescence of maize. II. Photosynthetic decline and longevity of individual leaves
-
Wolfe, D.W., D.W. Handerson, T.C. Hsiao, and A. Alvino. 1988. Interactive water and N effects on senescence of maize. II. Photosynthetic decline and longevity of individual leaves. Agron. J. 80:865-870.
-
(1988)
Agron. J.
, vol.80
, pp. 865-870
-
-
Wolfe, D.W.1
Handerson, D.W.2
Hsiao, T.C.3
Alvino, A.4
-
63
-
-
84948271150
-
Field chlorophyll measurements for evaluation of corn N status
-
Wood, C.W., D.W. Reeves, R.R. Duffield, and K.L. Edmisten. 1992. Field chlorophyll measurements for evaluation of corn N status. J. Plant Nutr. 15:487-500.
-
(1992)
J. Plant Nutr.
, vol.15
, pp. 487-500
-
-
Wood, C.W.1
Reeves, D.W.2
Duffield, R.R.3
Edmisten, K.L.4
|