Question

how is crop rotation done....???

Answer 1

this is done with objective of maintaining soil fertility different crops are planted in rotation to successfully balance soil nutrients plant of leguminous crops for nitrogen fixation is common within the routine

Answer 2

This can be explained by giving an example
Suppose you have a piece of land and first year you grow wheat in it. So on next year you grow mustard. Next year you grow gram in it and so on. So that the fertility of soil can be maintained.