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What are macronutrients and why are they...

What are macronutrients and why are they called macronutrients ?

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The macronutrients are nitrogen, phosphorus, potassium, calcium, magnesium and sulphur. They are called macronutrients because they are required by crop plants in larger amounts.
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PRADEEP-IMPROVEMENT IN FOOD RESOURCES -Model Test Paper
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  9. (a) Expand abbreviation CFCs. Where are these commercially used ? (...

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