How does the Illinois calculator determine nutrient replacement?
Overview:
The Illinois calculator can be used to determine phosphorus and potassium removal/replacement for corn and soybeans.
Requirements:
- Customers must be enrolled in Encirca® Premium Fertility service to use the Illinois calculator.
Answer:
The Illinois calculator utilizes the following equations:
|
Crop |
Phosphorus |
Potassium |
|
Corn |
P Rec = 0.37 * Yield |
K Rec = 0.24 * Yield |
|
Soybeans |
P Rec = 0.75 * Yield |
K Rec = 1.17 * Yield |
