Answers

2015-11-28T15:37:02+05:30
Farmers clear a patch of land by cutting trees and use it for 3-4 years after the land has lost its fertility they burn the piece of land and leave it undisturbed for 9-10 years
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2015-12-01T20:39:50+05:30
Shifting cultivation means they can cultivate the land until it lasts it's fertility and they can shift from there
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