Q. The method of soil conservation in which stones, grass, soil are used to build barriers along contours and trenches are made in front of the barriers to collect water is called?
590,000
625,000
6% off
1,499
2,499
40% off
590,000
625,000
6% off
3,999
5,499
27% off
590,000
0.0
5.0
5.0
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