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Boron Deficiency Symptoms

Boron (B) deficiency has been reported from many groundnut-growing areas in India. Soil samples from parts of Tamil Nadu, UP, Maharashtra and Gujarat were found to be deficient in boron It occurs on deep, and highly weathered soils. The inner faces of the boron deficient groundnut cotyledons are depressed and discolored. This is classified as a form of internal damage and has been termed hollow heart.