UPSC NDA I 2014 General Ability Paper
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Question : 139 of 150
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Mulching, an agronomic measure of soil conservation, is very effective because it
1. protects soil from gully erosion
2. protects soil from sheet wash and wind erosion
3. helps soil to retain moisture and nutrients Select the correct answer using the code given below
1. protects soil from gully erosion
2. protects soil from sheet wash and wind erosion
3. helps soil to retain moisture and nutrients Select the correct answer using the code given below
[NDA I 2014]
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