Question

write efficient cropping system and their evolution
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Answer 1

Explanation:

Sequence cropping:- In this cropping system two or more crops are grown in sequence one after another on the same piece of land in a year. a) Double cropping:- It is multiple cropping system in which two crops are grown in sequence on the same piece of land in a year.

Answer 2

Answer:

When land is limited intensive cropping is adapted to fully utilized available water and labour when sufficient and cheap labour is available, vegetable crops are also included in the cropping systems as they required more labour.