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Cornell University Field Crops Nutrient Guidelines

Disclaimer

This is the official Cornell University College of Agriculture and Life Sciences website for fertility and nutrient management guidelines for field crops. The guidance presented in these documents reflects the current (and past) authors’ best effort to interpret a complex body of scientific research, and to translate this into practical management options. Following the guidance provided in these documents does not assure compliance with any applicable law, rule, regulation or standard, or the achievement of particular discharge levels from agricultural land.

Guideline for Land Application of Acid Whey
Revised Winter and Wet Weather Manure Spreading Guidelines to Reduce Water Contamination Risk
Manure Management Guidelines for Limestone Bedrock/Karst Areas of Genesee County, New York: Practices for Risk Reduction
Manure Use for Alfalfa-Grass Production
Lime Guidelines for Field Crops in New York
Ketterings, Q.M., W.S. Reid, and K.J. Czymmek (2006). Lime guidelines for field crops in New York. First Release. Department of Crop and Soil Sciences Extension Series E06-2. 35 pages.
Manure and Groundwater Protection Guidelines
Nitrogen Guidelines for Field Crops in New York
Ketterings, Q.M., S.D. Klausner, and K.J. Czymmek (2003). Nitrogen guidelines for field crops in New York. CSS Extension Series E03-16. Cornell University, Department of Crop and Soil Sciences, Ithaca NY. 70 pp.
Phosphorus Guidelines for Field Crops in New York
Ketterings, Q.M., K.J. Czymmek, and S.D. Klausner (2003). Phosphorus guidelines for field crops in New York. CSS Extension Series E03-15. Cornell University, Department of Crop and Soil Sciences, Ithaca NY. 35 pp.
Potassium Guidelines for Field Crops in New York
Ketterings, Q.M., S.D. Klausner, and K.J. Czymmek (2003). Potassium guidelines for field crops in New York. CSS Extension Series E03-14. Cornell University, Department of Crop and Soil Sciences, Ithaca NY. 41 pp.
The New York Phosphorus Index User's Guide and Documentation
Czymmek, K.J., Q.M. Ketterings, L.D. Geohring, and G.L. Albrecht (2003). The New York Phosphorus Index. User's guide and documentation. CSS Extension Bulletin E03-13. 64 pp.
The New York Nitrate Leaching Index
Czymmek, K., Q.M. Ketterings, H. van Es and S. DeGloria (2003). The New York Nitrate Leaching Index. CSS Extension Publication E03-2. 34 pages.


For Further Information:

Information on field crops fertility guidelines can be obtained from Quirine Ketterings (qmk2@cornell.edu or 607-255-3061) or Karl Czymmek (kjc12@cornell.edu or 607-255-4890). You can also write to: Quirine Ketterings, Nutrient Management Spear Program, Department of Animal Science, Cornell University, 323 Morrison Hall, Ithaca NY 14853.