HAROLD V. ECK, Carl D. Fanning
Abstract
Synopsis Phosphorus uptake by grain sorghum decreased with decreasing moisture content of the fertilizer zone and became inconsequential when the soil reached the vicinity of wilting point. Nitrogen uptake was less sensitive. It continued after phosphorus uptake ceased.
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Synopsis Phosphorus uptake by grain sorghum decreased with decreasing moisture content of the fertilizer zone and became inconsequential when the soil reached the vicinity of wilting point. Nitrogen uptake was less sensitive. It continued after phosphorus uptake ceased.
Key concepts: Agronomy, Sorghum, Fertilizer, Phosphorus, Permanent wilting point, Wilting, Nitrogen, Moisture