October 3, 2014
| Posted in Soil Health
Source: Penn State Extension, Delbert Voight
Recent surveys indicate that 20% of the fields in Pennsylvania do not have a current soil test. With high yields, the plant food contained in the soil is depleted more rapidly. A 200-bushel corn crop pulls out 80 pounds of phosphorus and 60 pounds of potassium. It is important to get a benchmark as to what is left.
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