by Wayne Flanary Regional Agronomist, CPAg, CCA
Growers are often concerned about the money they spend for phosphorus and potassium fertilizers. Sometimes growers will not replace the amount of crop nutrients removed by the crop. If this continues for many years, eventually crop yields will drop as soil test levels decline. Once the growing crop shows nutrient deficiencies, low rates of fertilizers will not maximize crop yields.
Crop removal does