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Micronutrient Fertilizer

Abstract
Micronutrient fertilizer consisting of iron, manganese, copper, boron, and zinc in which the manganese-to-iron ratio is 8 to 20%, the copper-to-iron ratio is 5 to 10%, the boron-to-iron ratio is 0.4 to 1.0%, and the zinc-to-iron ratio is 6 to 12%.
Date
1982-05-04
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