Question

Why are different methods necessary for dry land agriculture?​

Answer 1

Techniques include summer fallow rotation (in which one crop is grown on two seasons' precipitation, leaving standing stubble and crop residue to trap snow), and preventing runoff by terracing fields. ... Moisture can be conserved by eliminating weeds and leaving crop residue to shade the soil.

Answer 2

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Different methods necessary for dry land areas because the dryland cannot be easily irrigated. thus, these areas must depend solely on rainfall. these drylands in our country get problem when it is little rainfall or at summer.