What are the advantages of inter-cropping and crop rotation?

Advantages of inter-cropping:

1. Crops give better return.
2. Spread of insect-pest is less.
3. Weed infestation is less.
4. Maintain soil health.
5. Reduced need of fertilizers.

Advantages of crop rotation:

1. Prevents soil nutrition loss or replenishes nutrition.
2. Maintains soil texture.
3. Prevents infestation of weeds, insects and pests.
4. Gives better return.