Diagnostic Resources for Field Crops
- Agro-One Services (soil and tissue testing)
- Plant Disease Diagnostic Clinic (Dept. of Plant Pathology)
- Insect Diagnostic Lab (Dept. of Entomology)
- Extension Botanist, Ed Cope: eac5@cornell.edu, 607-255-0441
- Field Crop Disease ID at Cornell's Plant Clinic
- Be Your Own Corn Doctor from the Potash and Phosphate Institute
- Diagnosing Corn Production Problems in Kansas (3.5Mb pdf)