Relationship Between Response Indices Measured In-Season and at Harvest in Winter Wheat

REFERENCES

• Coldwell , R. M. 1956 . Determining the prevalence of certain cereal crop diseases by means of aerial photography . Hilgardia , 26 : 223 – 286 .
   Google Scholar
• Evanylo , G. K. and Alley , M. M. 1997 . Presidedress soil nitrogen test for corn in Virginia . Communications in Soil Science and Plant Analysis , 28 ( 15 & 16 ) : 1285 – 1301 .
   Google Scholar
• FAO. FAOSTAT (Subset Fertilizer within Agriculture; Statistic database. http://apps.fao.org (http://apps.fao.org) accessed 2001)
   Google Scholar
• Goolsby , D. A. , Battaglin , W. A. , Aulenbach , B. T. and Hooper , R. P. 2001 . Nitrogen input to the Gulf of Mexico . J. Environ. Qual. , 30 : 329 – 336 .
   Google Scholar
• Jaynes , D. B. , Colvin , T. S. , Karlen , D L. , Cambardella , C. A. and Meck , D. W. 2001 . Surface water quality . J. Environ. Qual. , 30 : 1305 – 1314 .
   Google Scholar
• Johnson , G. V. and Raun , W. R. 2003 . Nitrogen response index as a guide to fertilizer management . Journal Plant Nutrition , 26 : 249 – 262 .
   Google Scholar
• Jordan , C. F. 1969 . Derivation of leaf area index from quality of light on the forest floor . Ecology , 50 : 663 – 666 .
   Google Scholar
• Large , E. C. 1954 . Growth stages in cereals: Illustration of the Feekes Scale . Plant Pathol. , 3 : 128 – 129 .
   Google Scholar
• Lukina , E. V. , Freeman , K. W. , Wynn , K. J. , Thomason , W. E. , Mullen , R. W. , Klatt , A. R. , Johnson , G. V. , Elliott , R. L. , Stone , M. L. , Solie , J. B. and Raun , W. R. 2001 . Nitrogen fertilization optimization algorithm based on in-season estimates of yield and plant nitrogen uptake . Journal of Plant Nutrition , 4 ( 6 ) : 885 – 898 .
   Google Scholar
• Ma , B. L. , Morrison , J. M. and Dwyer , D. M. 1996 . Canopy light reflectance and field greenness to assess nitrogen fertilization and yield of maize . Agronomy Journal , 88 : 915 – 920 .
   Google Scholar
• Magdoff , F. R. , Ross , D. and Amadon , J. 1984 . A soil test for nitrogen availability to corn . Soil Science Society of America Journal , 48 : 1301 – 1304 .
   Google Scholar
• Mullen , R. W. , Freeman , K. W. , Raun , W. R. , Johnson , G. V. , Stone , M. L. and Solie , J. B. 2003 . Identifying an in-season response index and the potential to increase wheat yield with nitrogen . Agronomy Journal , 95 : 347 – 351 .
   Google Scholar
• Raun , W. R. , Solie , J. B. , Johnson , G. V. , Stone , M. L. , Whitney , W. R. , Lees , H. L. , Sembiring , H. and Phillips , S. B. 1998 . Micro-variability in soil test, plant nutrient, and yield parameters in bermudagrass . Soil Science Society of America Journal , 62 : 683 – 690 .
   Google Scholar
• Raun , W. R. and Johnson , G. V. 1999 . Improving nitrogen use efficiency for cereal production . Agronomy Journal , 91 ( 3 ) : 357 – 363 .
   Google Scholar
• SAS. 2000 . SAS/STAT user's guide. , Release 8.1 ed. , Cary, North Carolina : SAS Institute .
   Google Scholar
• Sellers , P. J. 1985 . Canopy reflectance, photosynthesis, and transpiration . Int. J. Remote Sens. , 6 : 1335 – 1372 .
   Google Scholar
• Sellers , P. J. 1987 . Canopy reflectance, photosynthesis, and transpiration. II. The role of biophysics in the linearity of their interdependence . Remote Sensing of the Environment , 21 : 143 – 183 .
   Google Scholar
• Shanahan , J. F. , Schepers , J. S. , Francis , D. D. , Varvel , G. E. , Wilhelm , W. W. , Tringe , J. M. , Schlemmer , M. R. and Major , D. J. 2001 . Use of remote-sensing imagery to estimate corn grain yield . Agronomy Journal , 93 : 583 – 589 .
   Google Scholar
• Solie , J. B. , Raun , W. R. , Whitney , R. W. , Stone , M. L. and Ringer , J. D. 1996 . Optical sensor based field element size and sensing strategy for nitrogen application . Trans. ASAE , 39 ( 6 ) : 1983 – 1992 .
   Google Scholar
• Solie , J. B. , Raun , W. R. and Stone , M. L. 1999 . Submeter spatial variability of selected soil and plant variables . Soil Science Society of America Journal , 63 : 1724 – 1733 .
   Google Scholar
• Stone , M. L. , Solie , J. B. , Whitney , R. W. , Raun , W. R. and Lees , H. L. 1996a . Sensors for detection of nitrogen in winter wheat , SAE Paper No. 961757 Warrendale, Pennsylvania : SAE .
   Google Scholar
• Stone , M. L. , Solie , J. B. , Raun , W. R. , Whitney , R. W. , Taylor , S. L. and Ringer , J. D. 1996b . Use of spectral radiance for correcting in-season fertilizer nitrogen deficiencies in winter wheat . Trans. ASAE , 39 ( 5 ) : 1623 – 1631 .
   Google Scholar
• Tucker , C. J. 1979 . Red and photographic infrared linear combinations for monitoring vegetation . Remote Sensing of the Environment , 8 : 127 – 150 .
   Google Scholar