Q
Conservation agriculture improves the water use efficiency of dryland systems. It has components:
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A
A. Reduced soil disturbance through no-till or minimum till
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B
B. Residue return to keep at least 30% of soil covered
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C
C. Crop rotations for better utilization of available water & nutrients
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D
D. All of the above
Correct Answer:
D. D. All of the above
