-
1
-
-
0030300961
-
Remote sensing of plant nitrogen status in corn
-
Bausch, W.C., and H.R. Duke. 1996. Remote sensing of plant nitrogen status in corn. Trans. ASAE 39:1869-1875.
-
(1996)
Trans. ASAE
, vol.39
, pp. 1869-1875
-
-
Bausch, W.C.1
Duke, H.R.2
-
2
-
-
0001971292
-
Soil fertility management
-
A. Rudisill ed, College of Agricultural Sciences, Pennsylvania State Univ, University Park
-
Beegle, D.B. 2004. Soil fertility management. p. 17-42. In A. Rudisill (ed.) Penn State agronomy guide. College of Agricultural Sciences, Pennsylvania State Univ., University Park.
-
(2004)
Penn State agronomy guide
, pp. 17-42
-
-
Beegle, D.B.1
-
3
-
-
56849125286
-
Pre-sidedress soil nitrate test for corn
-
College of Agricultural Sci, Penn State Univ, University Park, PA
-
Beegle, D.B., R.H. Fox, G.W. Roth, and W. Piekielek. 1999. Pre-sidedress soil nitrate test for corn. Agronomy Facts no. 17. College of Agricultural Sci., Penn State Univ., University Park, PA.
-
(1999)
Agronomy Facts
, Issue.17
-
-
Beegle, D.B.1
Fox, R.H.2
Roth, G.W.3
Piekielek, W.4
-
4
-
-
0028253889
-
Light reflectance compared with other nitrogen stress measurements in corn leaves
-
Blackmer, T.M., J.S. Schepers, and G.E. Varvel. 1994. Light reflectance compared with other nitrogen stress measurements in corn leaves. Agron. J. 86:934-938.
-
(1994)
Agron. J
, vol.86
, pp. 934-938
-
-
Blackmer, T.M.1
Schepers, J.S.2
Varvel, G.E.3
-
5
-
-
0029141596
-
Use of a chlorophyll meter to monitor nitrogen status and schedule fertigation for corn
-
Blackmer, T.M., and J.S. Schepers. 1995. Use of a chlorophyll meter to monitor nitrogen status and schedule fertigation for corn. J. Prod. Agric. 8:56-60.
-
(1995)
J. Prod. Agric
, vol.8
, pp. 56-60
-
-
Blackmer, T.M.1
Schepers, J.S.2
-
6
-
-
0030457797
-
Analysis of aerial photography for nitrogen stress within corn fields
-
Blackmer, T.M., J.S. Schepers, G.E. Varvel, and G.E. Meyer. 1996. Analysis of aerial photography for nitrogen stress within corn fields. Agron. J. 88:729-733.
-
(1996)
Agron. J
, vol.88
, pp. 729-733
-
-
Blackmer, T.M.1
Schepers, J.S.2
Varvel, G.E.3
Meyer, G.E.4
-
7
-
-
0029827946
-
Aerial photography to detect nitrogen stress in corn
-
Blackmer, T.M., and J.S. Schepers. 1996. Aerial photography to detect nitrogen stress in corn. J. Plant Physiol. 148:440-444.
-
(1996)
J. Plant Physiol
, vol.148
, pp. 440-444
-
-
Blackmer, T.M.1
Schepers, J.S.2
-
8
-
-
33646801162
-
Characterizing water and nitrogen stress in corn using remote sensing
-
Clay, D.E., K. Kim, J. Chang, A.A. Clay, and K. Dalsted. 2006. Characterizing water and nitrogen stress in corn using remote sensing. Agron. J. 98:579-587.
-
(2006)
Agron. J
, vol.98
, pp. 579-587
-
-
Clay, D.E.1
Kim, K.2
Chang, J.3
Clay, A.A.4
Dalsted, K.5
-
9
-
-
56849102514
-
-
Dellinger, A.E., J.P. Schmidt, and D.B. Beegle. 2008. Developing nitrogen fertilizer recommendations for corn using an active sensor. Agron. J. 100:1546-1552 (this issue).
-
Dellinger, A.E., J.P. Schmidt, and D.B. Beegle. 2008. Developing nitrogen fertilizer recommendations for corn using an active sensor. Agron. J. 100:1546-1552 (this issue).
-
-
-
-
10
-
-
0036118642
-
Site-specific nitrogen 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 nitrogen 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
-
11
-
-
34248590363
-
By-plant prediction of corn forage biomass and nitrogen uptake at various growth stages using remote sensing and plant height
-
Freeman, K.W., K. Girma, D.B. Arnall, R.W. Mullen, K.L. Martin, R.K. Teal, and W.R. Raun. 2007. By-plant prediction of corn forage biomass and nitrogen uptake at various growth stages using remote sensing and plant height. Agron. J. 99:530-536.
-
(2007)
Agron. J
, vol.99
, pp. 530-536
-
-
Freeman, K.W.1
Girma, K.2
Arnall, D.B.3
Mullen, R.W.4
Martin, K.L.5
Teal, R.K.6
Raun, W.R.7
-
12
-
-
84975589669
-
Spectral properties of plants
-
Gates, D.M., H.J. Keegan, J.C. Schleter, and V.R. Weidner. 1965. Spectral properties of plants. Appl. Opt. 4:11-20.
-
(1965)
Appl. Opt
, vol.4
, pp. 11-20
-
-
Gates, D.M.1
Keegan, H.J.2
Schleter, J.C.3
Weidner, V.R.4
-
13
-
-
0030453414
-
Use of a green channel in remote sensing of global vegetation from EOS-MODIS
-
Gitelson, A.A., Y.J. Kaufman, and M.N. Merzlyak. 1996. Use of a green channel in remote sensing of global vegetation from EOS-MODIS. Remote Sens. Environ. 58:289-298.
-
(1996)
Remote Sens. Environ
, vol.58
, pp. 289-298
-
-
Gitelson, A.A.1
Kaufman, Y.J.2
Merzlyak, M.N.3
-
14
-
-
56849085564
-
-
Havlin, J.L., and G.A. Benson. 2006. How rising fertilizer prices affect optimum nitrogen rates. Soil Facts. AG-439-60. North Carolina State Univ. Coop. Ext., Raleigh.
-
Havlin, J.L., and G.A. Benson. 2006. How rising fertilizer prices affect optimum nitrogen rates. Soil Facts. AG-439-60. North Carolina State Univ. Coop. Ext., Raleigh.
-
-
-
-
15
-
-
33645226781
-
Remote sensing-informed variable-rate nitrogen management of wheat and corn: Agronomic and groundwater outcomes
-
Hong, N., J.G. White, R. Weisz, C.R. Crozier, M.L. Gumpertz, and D.K. Cassel. 2006. Remote sensing-informed variable-rate nitrogen management of wheat and corn: Agronomic and groundwater outcomes. Agron. J. 98:327-338.
-
(2006)
Agron. J
, vol.98
, pp. 327-338
-
-
Hong, N.1
White, J.G.2
Weisz, R.3
Crozier, C.R.4
Gumpertz, M.L.5
Cassel, D.K.6
-
16
-
-
0024165401
-
A soil adjusted vegetation index (SAVI)
-
Huete, A.R. 1988. A soil adjusted vegetation index (SAVI). Int. J. Remote Sens. 9:295-309.
-
(1988)
Int. J. Remote Sens
, vol.9
, pp. 295-309
-
-
Huete, A.R.1
-
17
-
-
0017242348
-
The tasseled cap: A graphic description of spectral-temporal development of agricultural crops as seen by Landsat
-
Purdue Univ, West Lafayette, IN
-
Kauth, R.J., and G.S. Thomas. 1976. The tasseled cap: A graphic description of spectral-temporal development of agricultural crops as seen by Landsat. In Proc. Symp. Machine Processing Remote Sensing Data 4B:41-51 Purdue Univ., West Lafayette, IN.
-
(1976)
Proc. Symp. Machine Processing Remote Sensing Data
, vol.4 B
, pp. 41-51
-
-
Kauth, R.J.1
Thomas, G.S.2
-
19
-
-
48249097297
-
Physical and physiological basis for the reflectance of visible and near-infrared radiation from vegetation
-
Knipling, E.B. 1970. Physical and physiological basis for the reflectance of visible and near-infrared radiation from vegetation. Remote Sens. Environ. 1:155-159.
-
(1970)
Remote Sens. Environ
, vol.1
, pp. 155-159
-
-
Knipling, E.B.1
-
21
-
-
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(3):297-305.
-
(1991)
J. Prod. Agric
, vol.4
, Issue.3
, pp. 297-305
-
-
Magdoff, F.1
-
22
-
-
0043204259
-
Spatial and temporal variation in economically optimum nitrogen rate for corn
-
Mamo, M., G.L. Malzer, D.J. Mulla, D.R. Huggins, and J. Strock. 2003. Spatial and temporal variation in economically optimum nitrogen rate for corn. Agron. J. 95:958-964.
-
(2003)
Agron. J
, vol.95
, pp. 958-964
-
-
Mamo, M.1
Malzer, G.L.2
Mulla, D.J.3
Huggins, D.R.4
Strock, J.5
-
23
-
-
34248574618
-
Expression of variability in corn as influenced by growth stage using optical sensor measurements
-
Martin, K.L., K. Girma, K.W. Freeman, R.K. Teal, B. Tubana, D.B. Arnall, B. Chung, O. Walsh, J.B. Solie, M.L. Stone, and W.R. Raun. 2007. Expression of variability in corn as influenced by growth stage using optical sensor measurements. Agron. J. 99:384-389.
-
(2007)
Agron. J
, vol.99
, pp. 384-389
-
-
Martin, K.L.1
Girma, K.2
Freeman, K.W.3
Teal, R.K.4
Tubana, B.5
Arnall, D.B.6
Chung, B.7
Walsh, O.8
Solie, J.B.9
Stone, M.L.10
Raun, W.R.11
-
24
-
-
0028666239
-
-
McMurtrey, J.E., III, E.W. Chappelle, M.S. Kim, J.J. Meisinger, and L.A. Corp. 1994. Distinguishing nitrogen fertilization levels in field corn (Zea mays L.) with actively induced fluorescence and passive reflectance measurements. Remote Sens. Environ. 47:36-44.
-
McMurtrey, J.E., III, E.W. Chappelle, M.S. Kim, J.J. Meisinger, and L.A. Corp. 1994. Distinguishing nitrogen fertilization levels in field corn (Zea mays L.) with actively induced fluorescence and passive reflectance measurements. Remote Sens. Environ. 47:36-44.
-
-
-
-
25
-
-
0003864145
-
Using a chlorophyll meter to improve N management
-
Institute of Agriculture and Natural Resources, Univ. of Nebraska-Lincoln
-
Peterson, T.A., T.M. Blackmer, D.D. Francis, and J.S. Schepers. 1993. Using a chlorophyll meter to improve N management. NebGuide G93-1171-A. Cooperative Extension, Institute of Agriculture and Natural Resources, Univ. of Nebraska-Lincoln.
-
(1993)
NebGuide G93-1171-A. Cooperative Extension
-
-
Peterson, T.A.1
Blackmer, T.M.2
Francis, D.D.3
Schepers, J.S.4
-
26
-
-
0002825121
-
The early-season chlorophyll meter test for corn
-
College of Agricultural Sci, Penn State Univ, University Park, PA
-
Piekielek, W., D. Lingenfelter, D.B. Beegle, and R.H. Fox. 1997. The early-season chlorophyll meter test for corn. Agronomy Facts no. 53. College of Agricultural Sci., Penn State Univ., University Park, PA.
-
(1997)
Agronomy Facts
, Issue.53
-
-
Piekielek, W.1
Lingenfelter, D.2
Beegle, D.B.3
Fox, R.H.4
-
28
-
-
56849085029
-
-
SAS Institute, v. 9.1. SAS Inst, Cary, NC
-
SAS Institute. 2005. PROC GLM in SAS v. 9.1. SAS Inst., Cary, NC.
-
(2005)
PROC GLM in SAS
-
-
-
29
-
-
0036091966
-
Calibrating corn color from aerial photographs to predict sidedress nitrogen need
-
Scharf, P.C., and J.A. Lory. 2002. Calibrating corn color from aerial photographs to predict sidedress nitrogen need. Agron. J. 94:397-404.
-
(2002)
Agron. J
, vol.94
, pp. 397-404
-
-
Scharf, P.C.1
Lory, J.A.2
-
30
-
-
33751101856
-
Spatially variable corn yield is a weak predictor of optimal nitrogen rate
-
Scharf, P.C., N.R. Kitchen, K.A. Sudduth, and J.G. Davis. 2006. Spatially variable corn yield is a weak predictor of optimal nitrogen rate. Soil Sci. Soc. Am. J. 70:2154-2160.
-
(2006)
Soil Sci. Soc. Am. J
, vol.70
, pp. 2154-2160
-
-
Scharf, P.C.1
Kitchen, N.R.2
Sudduth, K.A.3
Davis, J.G.4
-
31
-
-
15944427555
-
Field-scale variability in optimal nitrogen fertilizer rate for corn
-
Scharf, P.C., N.R. Kitchen, K.A. Sudduth, J.G. Davis, V.C. Hubbard, and J.A. Lory. 2005. Field-scale variability in optimal nitrogen fertilizer rate for corn. Agron. J. 97:452-461.
-
(2005)
Agron. J
, vol.97
, pp. 452-461
-
-
Scharf, P.C.1
Kitchen, N.R.2
Sudduth, K.A.3
Davis, J.G.4
Hubbard, V.C.5
Lory, J.A.6
-
32
-
-
0002333345
-
Comparison of corn leaf nitrogen concentration and chlorophyll meter readings
-
Schepers, J.S., D.D. Francis, M.F. Vigil, and F.E. Below. 1992. Comparison of corn leaf nitrogen 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.F.3
Below, F.E.4
-
33
-
-
0029416303
-
Nitrogen and water management strategies to reduce nitrate leaching under irrigated maize
-
Schepers, J.S., G.E. Varvel, and D.G. Watts. 1995. Nitrogen and water management strategies to reduce nitrate leaching under irrigated maize. J. Contam. Hydrol. 20:227-239.
-
(1995)
J. Contam. Hydrol
, vol.20
, pp. 227-239
-
-
Schepers, J.S.1
Varvel, G.E.2
Watts, D.G.3
-
34
-
-
0036324691
-
Corn yield response to nitrogen at multiple in-field locations
-
Schmidt, J.P., A.J. DeJoia, R.B. Ferguson, R.K. Taylor, R.K. Young, and J.L. Havlin. 2002. Corn yield response to nitrogen at multiple in-field locations. Agron. J. 94:798-806.
-
(2002)
Agron. J
, vol.94
, pp. 798-806
-
-
Schmidt, J.P.1
DeJoia, A.J.2
Ferguson, R.B.3
Taylor, R.K.4
Young, R.K.5
Havlin, J.L.6
-
35
-
-
0034965507
-
Use of remote-sensing imagery to estimate corn grain yield
-
Shanahan, J.F., J.S. Schepers, D.D. Francis, G.E. Varvel, W.W. Wilhelm, J.M. Tringe, M.R. Schlemmer, and D.J. Major. 2001. Use of remote-sensing imagery to estimate corn grain yield. Agron. J. 93:583-589.
-
(2001)
Agron. J
, vol.93
, pp. 583-589
-
-
Shanahan, J.F.1
Schepers, J.S.2
Francis, D.D.3
Varvel, G.E.4
Wilhelm, W.W.5
Tringe, J.M.6
Schlemmer, M.R.7
Major, D.J.8
-
36
-
-
26844551550
-
Aerial color infrared photography for determining late-season nitrogen requirements in corn
-
Sripada, R.P., R.W. Heiniger, J.G. White, and R. Weisz. 2005. Aerial color infrared photography for determining late-season nitrogen requirements in corn. Agron. J. 97:1443-1451.
-
(2005)
Agron. J
, vol.97
, pp. 1443-1451
-
-
Sripada, R.P.1
Heiniger, R.W.2
White, J.G.3
Weisz, R.4
-
37
-
-
33751109257
-
In-season prediction of corn grain yield potential using normalized difference vegetation index
-
Teal, R.K., B. Tubana, K. Girma, K.W. Freeman, D.B. Arnall, O. Walsh, and W.R. Raun. 2006. In-season prediction of corn grain yield potential using normalized difference vegetation index. Agron. J. 98:1488-1494.
-
(2006)
Agron. J
, vol.98
, pp. 1488-1494
-
-
Teal, R.K.1
Tubana, B.2
Girma, K.3
Freeman, K.W.4
Arnall, D.B.5
Walsh, O.6
Raun, W.R.7
-
38
-
-
0000033620
-
Leaf reflectance vs. leaf chlorophyll and carotenoid concentration for eight crops
-
Thomas, J.R., and H.W. Gausman. 1977. Leaf reflectance vs. leaf chlorophyll and carotenoid concentration for eight crops. Agron. J. 69:799-802.
-
(1977)
Agron. J
, vol.69
, pp. 799-802
-
-
Thomas, J.R.1
Gausman, H.W.2
-
39
-
-
0001918073
-
Estimating nitrogen content of sweet pepper leaves by reflectance measurements
-
Thomas, J.R., and G.F. Oerther. 1972. Estimating nitrogen content of sweet pepper leaves by reflectance measurements. Agron. J. 64:11-13.
-
(1972)
Agron. J
, vol.64
, pp. 11-13
-
-
Thomas, J.R.1
Oerther, G.F.2
-
40
-
-
0018465733
-
Red and photographic infrared linear combinations for monitoring vegetation
-
Tucker, C.J. 1979. Red and photographic infrared linear combinations for monitoring vegetation. Remote Sens. Environ. 8:127-150.
-
(1979)
Remote Sens. Environ
, vol.8
, pp. 127-150
-
-
Tucker, C.J.1
-
41
-
-
4444343108
-
The relation of corn yields to nutrient balance as revealed by leaf analysis
-
Tyner, E.H., and J.W. Webb. 1946. The relation of corn yields to nutrient balance as revealed by leaf analysis. J. Am. Soc. Agron. 38:173-185.
-
(1946)
J. Am. Soc. Agron
, vol.38
, pp. 173-185
-
-
Tyner, E.H.1
Webb, J.W.2
-
42
-
-
0030614271
-
Ability for in-season correction of nitrogen deficiency in corn using chlorophyll meters
-
Varvel, G.E., J.S. Schepers, and D.D. Francis. 1997. Ability for in-season correction of nitrogen deficiency in corn using chlorophyll meters. Soil Sci. Soc. Am. J. 61:1233-1239.
-
(1997)
Soil Sci. Soc. Am. J
, vol.61
, pp. 1233-1239
-
-
Varvel, G.E.1
Schepers, J.S.2
Francis, D.D.3
-
43
-
-
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. 1982. Effects of nitrogen nutrition on the growth, yield, and reflectance characteristics of corn canopies. Agron. J. 74:677-683.
-
(1982)
Agron. J
, vol.74
, pp. 677-683
-
-
Walburg, G.1
Bauer, M.E.2
Daughtry, C.S.T.3
Housley, T.L.4
|