FORESTRY
SOIL SCIENCE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which of the following is not a source of organic fertilizer?
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turning crop residue into a field
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compost
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animal manure or guano
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pellets of N-P-K
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Explanation:
Detailed explanation-1: -Common materials used in the making of organic NPK fertilizer are animal waste-in the form of manure-and composted seaweed, leaves, fruits, or vegetables.
Detailed explanation-2: -Nitrogen Sources. 21-0-0 Ammonium Sulfate Granular. 32-0-0 Granular. 46-0-0 Urea Granular. Phosphorus Sources. 0-46-0 Triple Super Phosphate Granular. 18-46-0 Diammonium Phosphate Granular. Potash Sources. 0-0-22 K-MAG Granular. 0-0-60 Muriate of Potash Granular. 13-0-46 Potassium Nitrate Prilled.
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