Answers

2015-03-31T15:28:57+05:30
Soil is full of nutrients and when the plants grow there the nutrients get used by them.as a result plant will not grow properly we have to add organic ,anure again for growing plants
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2015-03-31T15:42:31+05:30
the plants utilize all the nutrients present in the soil which leads to depletion of nutrients thus causing a reduction in soil fertility.hence,continuous plantation of crops in a field affects soil fertility
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