- Continuously planting of same crops in a same fields leads to depletion of same types of nutrients and build up of diseases and insect- pests.
- These problems can be cured by crop rotation.
- Crop rotation is the process of growing different types on a crops in same field by pre planned succession.
Selection of Crops for crop rotation
points should be consider during selection of crops for crop rotation:-
- Status of nutrients in the soil
- Duration of crop short or long
- Availability of moisture through rain or irrigation.
- Availability of inputs such as fertilizers,pesticides,human power and machine power.
- Marketing and processing facilities.
Advantage of crop rotation:-
- It maintains the nutrients of the field.
- Soil can be utilised more completely by alternation between deep rooted crops and shallow rooted crops.
- It controls pests and weeds.
- Reduces the needs of fertilizers.
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