If crop production was severely reduced because of dry conditions this year, there are a few items you can consider when planning for next year's crop. One, with severely damaged crops and low yields you might credit some of the phosphorus (P) and potassium (K) applied for this year's crop to next year, as much less removal will occur in grain harvest of the lower than expected yield.
Iowa State University
Sawyer, John E., "Drought impacts on soil fertility management" (2003). Integrated Crop Management News. 1653.
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