Crop and Soil Sciences

Fertilizer Application Tools

Welcome to the Crop and Soil Science Fertilizer Application Tools

These tools were developed based on the Extension bulletin Dryland Winter Wheat, Eastern Washington Nutrient Management Guide EB 1987 and should be referred to for additional information. Attach the ‘Nitrogen Calculator’ and ‘Post-Harvest Calculator’ results to the current soil test report and archive as part of the field record.

Fertilizer Application Tools