-
1
-
-
0000086599
-
Optimal concentration of nitrate in cornstalks at maturity
-
BINFORD, G. D., A. M. BLACKMER, and B. G. MEESE: Optimal concentration of nitrate in cornstalks at maturity. Agron. J. 84, 881-887 (1992).
-
(1992)
Agron. J.
, vol.84
, pp. 881-887
-
-
Binford, G.D.1
Blackmer, A.M.2
Meese, B.G.3
-
2
-
-
0000589737
-
Tissue test for excess nitrogen during corn production
-
BINFORD, G. D., A. M. BLACKMER, and N. M. EL-HOUT: Tissue test for excess nitrogen during corn production. Agron. J. 82, 124-129 (1990).
-
(1990)
Agron. J.
, vol.82
, pp. 124-129
-
-
Binford, G.D.1
Blackmer, A.M.2
El-Hout, N.M.3
-
4
-
-
0029141596
-
Use of a chlorophyll meter to monitor N status and schedule fertigation of corn
-
BLACKMER, T. M. and J. S. SCHEPERS: Use of a chlorophyll meter to monitor N status and schedule fertigation of corn. J. Prod. Agric. 8, 56-60 (1995).
-
(1995)
J. Prod. Agric.
, vol.8
, pp. 56-60
-
-
Blackmer, T.M.1
Schepers, J.S.2
-
5
-
-
10244224395
-
Nitrogen deficiency detection capabilities of reflected shortwave radiation from irrigated corn canopies
-
In Press
-
BLACKMER, T. M., J. S. SCHEPERS, G. E. VARVEL, and E. A. WALTER-SHEA: Nitrogen deficiency detection capabilities of reflected shortwave radiation from irrigated corn canopies. Agron. J. (In Press) (1995).
-
(1995)
Agron. J.
-
-
Blackmer, T.M.1
Schepers, J.S.2
Varvel, G.E.3
Walter-Shea, E.A.4
-
6
-
-
0000192279
-
Determining the prevalence of certain cereal crop diseases by means of aerial photography
-
COLWELL, R. N.: Determining the prevalence of certain cereal crop diseases by means of aerial photography. Hilgardia 26, 223-86 (1956).
-
(1956)
Hilgardia
, vol.26
, pp. 223-286
-
-
Colwell, R.N.1
-
7
-
-
0001480161
-
Remote sensing of biotic and abiotic plant stress
-
JACKSON, R. D.: Remote sensing of biotic and abiotic plant stress. Ann. Rev. Phytopathol. 24, 265-87 (1986).
-
(1986)
Ann. Rev. Phytopathol.
, vol.24
, pp. 265-287
-
-
Jackson, R.D.1
-
8
-
-
0003397436
-
-
Special Report No. 48 revised. Iowa State Univ., Coop. Ext. Serv., Ames, IA
-
RITCHIE, S. W., J. J. HANWAY, and G. O. BENSON: How a corn plant develops. Special Report No. 48 revised. Iowa State Univ., Coop. Ext. Serv., Ames, IA.
-
How a Corn Plant Develops
-
-
Ritchie, S.W.1
Hanway, J.J.2
Benson, G.O.3
-
9
-
-
0001939998
-
Use of a chlorophyll meter to predict sidedress nitrogen requirements for maize
-
PIEKIELEK, W. P. and R. H. Fox: Use of a chlorophyll meter to predict sidedress nitrogen requirements for maize. Agron. J. 84, 59-65 (1992).
-
(1992)
Agron. J.
, vol.84
, pp. 59-65
-
-
Piekielek, W.P.1
Fox, R.H.2
-
10
-
-
0002333345
-
Comparison of corn leaf nitrogen concentration and chlorophyll meter readings
-
SCHEPERS, J. S., D. D. FRANCIS, M. VIGIL, and F. E. BELOW: Comparison of corn leaf nitrogen concentration and chlorophyll meter readings. Comm. Soil Plant Anal. 23, 2173-2187 (1992).
-
(1992)
Comm. Soil Plant Anal.
, vol.23
, pp. 2173-2187
-
-
Schepers, J.S.1
Francis, D.D.2
Vigil, M.3
Below, F.E.4
-
11
-
-
0000737477
-
Effects of nitrogen nutrition on the growth, yield, and reflectance characteristics of corn canopies
-
WALBURG, G., M. E. BAUER, C. S. T. DAUGHTRY, and T. L. HOUSLEY: Effects of nitrogen nutrition on the growth, yield, and reflectance characteristics of corn canopies. Agron. J. 74, 677-683 (1982).
-
(1982)
Agron. J.
, vol.74
, pp. 677-683
-
-
Walburg, G.1
Bauer, M.E.2
Daughtry, C.S.T.3
Housley, T.L.4
-
12
-
-
0002491851
-
Detection and management of soil, irrigation, and drainage problems
-
JOHANNSEN, C. J. and J. L. SANDERS (eds.): Soil Conserv. Soc. Am., Ankeny, Iowa
-
WILDMAN, W. E.: Detection and management of soil, irrigation, and drainage problems, p. 387-401. In: JOHANNSEN, C. J. and J. L. SANDERS (eds.): Remote Sensing for Resource Management. Soil Conserv. Soc. Am., Ankeny, Iowa (1982).
-
(1982)
Remote Sensing for Resource Management
, pp. 387-401
-
-
Wildman, W.E.1
-
13
-
-
84948271150
-
Field chlorophyll measurements for evaluation of corn nitrogen status
-
WOOD, C. W., D. W. REEVES, R. R. DUFFIELD, and K. L. EDMISTEN: Field chlorophyll measurements for evaluation of corn nitrogen status. J. Plant Nutr. 15, 487-500 (1992).
-
(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
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