3. Give reasons :-
a) Too much ploughing of farmland should be avoided.
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1
Answer:
The advantages of ploughing are:
Loosening of soil can improve air circulation.
The roots can penetrate deeper into the soil, thus holding the plant firmly.
Ploughing enhances the water retention capacity of the soil.
Ploughing uproots the weeds growing in the field and aids in the growth of microbes.
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Answer:
In fact, tilling or ploughing a field often results in soil compaction ; which reduces overall soil porosity. ... As a result, the farmer has to water more and there is an increased risk of flooding during
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