Answers

2015-06-30T23:17:40+05:30
Two advantages would be increase in productivity and decrease in unemployment in the concerned areas.
Three disadvantages would be destruction of topsoil, soil erosion and a high yield of diseased crops.
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2015-07-05T09:47:41+05:30
It increases the production of yield 
better use of land by using two or three crop pattern

loss of bio diversity
degradation of land

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