The technique of growing two or more different crops together in the same field is known as:

The correct option is A

Mixed cropping

The correct option A:

Explanation of the correct option:

1. The cultivation of more than two crops on the same field is known as mixed cropping.
2. It enhances the yield of both crops due to the positive effect of each crop on the other.

Explanation of the incorrect options:

Option B:

1. Mixed farming is a type of farming that involved growing crops and raising livestock together to increase the productivity of the farm. `

Option C:

1. Intercropping is the practice of cultivating two or more crops in the same field in a defined row arrangement at the same time.

Option D:

1. Crop rotation is a way of cultivating different crops alternatively on the same piece of land.
2. This method aids in the preservation or enhancement of soil fertility.

Final answer: The technique of growing two or more different crops together in the same field is known as mixed cropping.