Zinc is one of the essential micronutrients that plants need for normal growth and reproduction. Zinc is needed for the plant’s metabolic functions and for building structures. Plants require zinc for many key functions, including photosynthesis, protein synthesis, phytohormone synthesis (eg. auxin), seed germination, sugar formation, disease and abiotic stress.
Diseases caused by its deficiency in paddy crop –
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Zinc deficiency in paddy crops causes Khaira disease.
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Less length and less growth of the plant’s joint, the leaves of the plant remain small.
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Due to its deficiency, the leaves start turning yellow and the color of the central veins of the leaves appears green.
Solutions-
Before transplanting of paddy, apply zinkfer zinc sulphate @ 5-7 kg (as per soil test) per acre from the soil. Spraying of Novozin Chelated Zinc @ 250-300 gm/acre in the nursery if symptoms of zinc deficiency are observed.
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