What are the different types of …

1. Primitive subsistence farming :

• It is practiced on small patches of land with the help of primitive tools like hoe, dao and digging sticks.
• It depends upon monsoon, natural fertility of the soil and suitability of other environmental conditions to the crops grown.
• It is also called “slash and burn” cultivation

2. Intensive subsistence farming :

• This type of farming is practiced in areas of high population pressure on land.
• It is done where high doses of biochemical inputs and irrigation are used for obtaining higher production.

3. Commercial farming :

• The main characteristic of this type of farming is the use of higher doses of modern inputs e.g., high yielding variety (HYV) seeds, chemical fertilizers, insecticides and pesticides in order to obtain productivity.
• The degree of commercialization varies from region to region.
• For example: Rice is a commercial crop on Punjab and Haryana, but in Orissa, it is a
  subsistence crop.