Madras Agricultural Journal
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PHOSPHORUS AND POTASSIUM REQUIREMENT OF GROUNDNUT IN RICE-GROUNDNUT SYSTEM

Abstract

                                In field trials conducted in a rice-groundnut cropping system in which rice crop received normal rates of NPK the yield of succeeding groundnut was the highest at 60 kg K20/ha while the application of phosphorus could not influence the pod yield.

Key words : P and K requirement, rice-groundnut system

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