Items Tagged with 'soil nutrients'

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Insights into Grain Phosphorus and Potassium Numbers

Corn and soybean take up relatively large amounts of phosphorus (P) and potassium (K), and much of this P and K ends up in the grain that is taken off the field during harvest. In order to keep soil nutrient levels from dropping over time, the amounts removed need to be replaced by applying fertilizer or manure. In order to know how much nutrient a crop removes, we need to know how much there is in a bushel of harvested grain.
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Better Soils with the No-Till System

A publication to help farmers understand and improve their soil health through no-till systems.
Productive agriculture depends on healthy soil. Soil guarantees that nutrients are made available in sufficient amounts during a plant’s life cycle and it holds water that is then available to plants. It also provides many critical ecosystem functions that are necessary for life. In this free publication from Penn State University, you’ll learn how you can protect this valuable resource through no-till.
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