-
1
-
-
0031950168
-
Sap test to determine nitrate-nitrogen concentrations in aboveground biomass of winter cover crops
-
Delgado, J. A. and R. F. Follett. 1998. Sap test to determine nitrate-nitrogen concentrations in aboveground biomass of winter cover crops. Commun. Soil Sci. Plant Anal. 29:545-559.
-
(1998)
Commun. Soil Sci. Plant Anal.
, vol.29
, pp. 545-559
-
-
Delgado, J.A.1
Follett, R.F.2
-
2
-
-
0000952927
-
Strategies to improve the efficiency of nitrogen fertilizer use in the cultivation of brassica vegetables
-
Everaarts, A. P. 1993. Strategies to improve the efficiency of nitrogen fertilizer use in the cultivation of brassica vegetables. Acta Hort. 339:161-173.
-
(1993)
Acta Hort.
, vol.339
, pp. 161-173
-
-
Everaarts, A.P.1
-
3
-
-
28244457416
-
N-P-K fertilizer effects on yield, composition and residues of lettuce, celery, carrot and onion grown on organic soil in Quebec
-
Hamilton, H. A. and R. Bernier. 1975. N-P-K fertilizer effects on yield, composition and residues of lettuce, celery, carrot and onion grown on organic soil in Quebec. Can. J. Plant Sci. 55:453-461.
-
(1975)
Can. J. Plant Sci.
, vol.55
, pp. 453-461
-
-
Hamilton, H.A.1
Bernier, R.2
-
4
-
-
0027137303
-
On-farm monitoring of soil and crop nitrogen status by nitrate-selective electrode
-
Hartz, T. K., R. F. Smith, M. LeStrange, and K. F. Schulbach. 1993. On-farm monitoring of soil and crop nitrogen status by nitrate-selective electrode. Commun. Soil Sci. Plant Anal. 24:2607-2615.
-
(1993)
Commun. Soil Sci. Plant Anal.
, vol.24
, pp. 2607-2615
-
-
Hartz, T.K.1
Smith, R.F.2
LeStrange, M.3
Schulbach, K.F.4
-
5
-
-
0002822252
-
Nitrate and exchangeable ammonium nitrogen
-
Carter, M.R. (ed.). Canadian Society of Soil Science, Pinawa, Manitoba, Canada
-
Maynard, D. G. and Y. P. Kalra. 1993. Nitrate and exchangeable ammonium nitrogen, pp. 25-38. In: Carter, M.R. (ed.). Soil sampling and methods of analysis. Canadian Society of Soil Science, Pinawa, Manitoba, Canada.
-
(1993)
Soil Sampling and Methods of Analysis
, pp. 25-38
-
-
Maynard, D.G.1
Kalra, Y.P.2
-
6
-
-
0344843783
-
-
Publ. 363. Queen's Printer for Ontario, Toronto
-
Ontario Ministry of Agriculture, Food, and Rural Affairs (OMAFRA). 2000. Vegetable production recommendations. Publ. 363. Queen's Printer for Ontario, Toronto.
-
(2000)
Vegetable Production Recommendations
-
-
-
7
-
-
33746822119
-
The influence of nitrogen on the growth and maturity of onions grown on organic soil
-
Riekels, J.W. 1972. The influence of nitrogen on the growth and maturity of onions grown on organic soil. J. Amer. Soc. Hort. Sci. 91:37-40.
-
(1972)
J. Amer. Soc. Hort. Sci.
, vol.91
, pp. 37-40
-
-
Riekels, J.W.1
-
8
-
-
0001142623
-
Field evaluation of a presidedress soil nitrate test and quicktest for corn in Pennsylvania
-
Roth, G. W., D. B. Beegle, and P. J. Bohn. 1992. Field evaluation of a presidedress soil nitrate test and quicktest for corn in Pennsylvania. J. Prod. Agr. 5:476-481.
-
(1992)
J. Prod. Agr.
, vol.5
, pp. 476-481
-
-
Roth, G.W.1
Beegle, D.B.2
Bohn, P.J.3
-
9
-
-
0030906209
-
Carrot yield response to nitrogen rate
-
Sanderson, K. R. and J. A. Ivany. 1997. Carrot yield response to nitrogen rate. J. Prod. Agr. 10:336-339.
-
(1997)
J. Prod. Agr.
, vol.10
, pp. 336-339
-
-
Sanderson, K.R.1
Ivany, J.A.2
-
10
-
-
9244225711
-
Plant population and nitrogen fertilization for sub-surface drip irrigated onion
-
Shock, C. C., E. B. G. Feibert, and L. D. Saunders. 2004. Plant population and nitrogen fertilization for sub-surface drip irrigated onion. HortScience 39:1722-1727.
-
(2004)
HortScience
, vol.39
, pp. 1722-1727
-
-
Shock, C.C.1
Feibert, E.B.G.2
Saunders, L.D.3
-
11
-
-
33044503189
-
Ion-selective electrodes
-
Smith, K. A. (ed.). Marcel Dekker Inc., New York
-
Talibudeen, O. 1991. Ion-selective electrodes, pp.111-182. In: Smith, K. A. (ed.). Soil Analysis: Modern Instrumental Techniques. 2nd ed. Marcel Dekker Inc., New York.
-
(1991)
Soil Analysis: Modern Instrumental Techniques. 2nd Ed.
, pp. 111-182
-
-
Talibudeen, O.1
-
12
-
-
0024838752
-
Anion exchange chemistry of middle Atlantic soils: Charge properties and nitrate retention kinetics
-
Toner, C. V., D. L. Sparks, and T. H. Carski. 1989. Anion exchange chemistry of middle Atlantic soils: Charge properties and nitrate retention kinetics. Soil Sci. Soc. Am. J. 53:1061-1067.
-
(1989)
Soil Sci. Soc. Am. J.
, vol.53
, pp. 1061-1067
-
-
Toner, C.V.1
Sparks, D.L.2
Carski, T.H.3
-
13
-
-
0029750779
-
Soil and plant tissue testing for nitrogen management in carrots
-
Warncke, D. D. 1996. Soil and plant tissue testing for nitrogen management in carrots. Commun. Soil Sci. Plant Anal. 27:597-605.
-
(1996)
Commun. Soil Sci. Plant Anal.
, vol.27
, pp. 597-605
-
-
Warncke, D.D.1
-
14
-
-
0001307351
-
Direct measurement of petiole sap nitrate in potato to determine crop nitrogen status
-
Westcott, M. P., C. J. Rosen, and J. M. Wraith. 1993. Direct measurement of petiole sap nitrate in potato to determine crop nitrogen status. J. Plant Nutr. 16:515-521.
-
(1993)
J. Plant Nutr.
, vol.16
, pp. 515-521
-
-
Westcott, M.P.1
Rosen, C.J.2
Wraith, J.M.3
-
15
-
-
2442465092
-
Chlorophyll and nitrate meters as nitrogen monitoring tools for selected vegetables in Southern Ontario
-
Westerveld, S. M., A. W. McKeown, C.D. Scott-Dupree, and M. R. McDonald. 2003a. Chlorophyll and nitrate meters as nitrogen monitoring tools for selected vegetables in Southern Ontario. Acta Hort. 627:259-266.
-
(2003)
Acta Hort.
, vol.627
, pp. 259-266
-
-
Westerveld, S.M.1
McKeown, A.W.2
Scott-Dupree, C.D.3
McDonald, M.R.4
-
16
-
-
0345447610
-
How well do critical nitrogen concentrations work for cabbage, carrot, and onion crops?
-
Westerveld, S. M., A. W. McKeown, C.D. Scott-Dupree, and M. R. McDonald. 2003b. How well do critical nitrogen concentrations work for cabbage, carrot, and onion crops? HortScience 38:1122-1128.
-
(2003)
HortScience
, vol.38
, pp. 1122-1128
-
-
Westerveld, S.M.1
McKeown, A.W.2
Scott-Dupree, C.D.3
McDonald, M.R.4
-
17
-
-
2442497625
-
Optimum nitrogen fertilization of summer cabbage in Ontario
-
Westerveld, S. M., M. R. McDonald, C. D. Scott-Dupree, and A. W. McKeown. 2003c. Optimum nitrogen fertilization of summer cabbage in Ontario. Acta Hort. 627:211-215.
-
(2003)
Acta Hort.
, vol.627
, pp. 211-215
-
-
Westerveld, S.M.1
McDonald, M.R.2
Scott-Dupree, C.D.3
McKeown, A.W.4
-
18
-
-
2442609841
-
Assessment of chlorophyll and nitrate meters as field tissue nitrogen tests for cabbage, onions, and carrots
-
Westerveld, S. M., A. W. McKeown, C. D. Scott-Dupree, and M. R. McDonald. 2004. Assessment of chlorophyll and nitrate meters as field tissue nitrogen tests for cabbage, onions, and carrots. HortTechnology 14:179-188.
-
(2004)
HortTechnology
, vol.14
, pp. 179-188
-
-
Westerveld, S.M.1
McKeown, A.W.2
Scott-Dupree, C.D.3
McDonald, M.R.4
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