Chlorophyll meter readings can predict nitrogen need and yield response of corn in the north-central USA
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[1] Larry G. Bundy,et al. Soil Yield Potential Effects on Performance of Soil Nitrate Tests , 1995 .
[2] D. H. Sander,et al. Maize Response to Time of Nitrogen Application as Affected by Level of Nitrogen Deficiency , 2000 .
[3] N. Kitchen,et al. Chapter 13 – On-Farm Technologies and Practices to Improve Nitrogen Use Efficiency , 2001 .
[4] J. M. Bremner,et al. Ammonium Production in Soil under Waterlogged Conditions as an Index of Nitrogen Availability , 1964, Nature.
[5] Pierre Dutilleul,et al. INTER-RELATIONSHIPS OF APPLIED NITROGEN, SPAD, AND YIELD OF LEAFY AND NON-LEAFY MAIZE GENOTYPES , 2001 .
[6] J. Markwell,et al. Calibration of the Minolta SPAD-502 leaf chlorophyll meter , 2004, Photosynthesis Research.
[7] P. Scharf,et al. Calibrating Corn Color from Aerial Photographs to Predict Sidedress Nitrogen Need , 2002 .
[8] R. H. Fox,et al. Use of a Chlorophyll Meter at the Early Dent Stage of Corn to Evaluate Nitrogen Sufficiency , 1995 .
[9] B. Zebarth,et al. Evaluation of leaf chlorophyll index for making fertilizer nitrogen recommendations for silage corn in a high fertility environment , 2002 .
[10] Bahman Eghball,et al. Root Development and Nitrogen Influx of Corn Genotypes Grown under Combined Drought and Nitrogen Stresses , 1993 .
[11] G. Randall,et al. Developing a Soil Nitrogen Test for Improved Recommendations for Corn , 1994 .
[12] G. W. Thomas,et al. Time of N Application and Yields of Corn in Wet, Alluvial Soils1 , 1975 .
[13] Randal K. Taylor,et al. Corn Yield Response to Nitrogen at Multiple In-Field Locations , 2002 .
[14] Donald G. Bullock,et al. Evaluation of the Minolta SPAD-502 chlorophyll meter for nitrogen management in corn , 1998 .
[15] H. D. Sunderman,et al. Variability in leaf chlorophyll concentration among fully-fertilized corn hybrids , 1997 .
[16] F. T. Turner,et al. Chlorophyll Meter to Predict Nitrogen Topdress Requirement for Semidwarf Rice , 1991 .
[17] A. Selmer-Olsen,et al. A Laboratory Method for Evaluation of Available Nitrogen in Soil , 1980 .
[18] P. Scharf. SOIL AND PLANT TESTS TO PREDICT OPTIMUM NITROGEN RATES FOR CORN* , 2001 .
[19] A. Dobermann,et al. Agroecosystems, Nitrogen-use Efficiency, and Nitrogen Management , 2002, Ambio.
[20] M. M. Alley,et al. Spring Nitrogen on Winter Wheat: I. Farmer-Field Validation of Tissue Test—Based Rate Recommendations , 1993 .
[21] J. Schepers,et al. Analysis of Aerial Photography for Nitrogen Stress within Corn Fields , 1996 .
[22] D. Mulla,et al. Spatial and temporal variation in economically optimum nitrogen rate for corn , 2003 .
[23] Kenneth A. Sudduth,et al. Field-scale variability in optimal nitrogen fertilizer rate for corn , 2005 .
[24] J. Sims,et al. Evaluation of soil and plant nitrogen tests for maize on manured soils of the Atlantic Coastal Plain , 1995 .
[25] R. H. Fox,et al. Use of a Chlorophyll Meter to Predict Sidedress Nitrogen Requirements for Maize , 1992 .
[26] D. Lytle,et al. Field Evaluation of Two Nitrogen Testing Methods in Maine , 1996 .
[27] J. M. Bremner,et al. Comparison of chemical methods of assessing potentially available organic nitrogen in soil , 1986 .
[28] Charles A. Shapiro,et al. Using a chlorophyll meter to manage nitrogen applications to corn with high nitrate irrigation water , 1999 .
[29] P. Scharf,et al. Corn yield response to nitrogen fertilizer timing and deficiency level , 2002 .
[30] Kenneth G. Cassman,et al. Adjustment for Specific Leaf Weight Improves Chlorophyll Meter's Estimate of Rice Leaf Nitrogen Concentration , 1993 .
[31] H. R. Duke,et al. Remote Sensing of Plant Nitrogen Status in Corn , 1996 .
[32] Gary E. Varvel,et al. Ability for In‐Season Correction of Nitrogen Deficiency in Corn Using Chlorophyll Meters , 1997 .
[33] J. Hummel,et al. Spatial Analysis of Soil Fertility for Site-Specific Crop Management , 1994 .
[34] A. Blackmer,et al. Relationships between Leaf Nitrogen Concentrations and the Nitrogen Status of Corn , 1991 .
[35] R. Olson,et al. Nitrogen Accumulation Rates of Irrigated Maize , 1983 .