Describe the diffrent types of agriculture in the basis of size of land. What is the effect of these agricultural types on the economy of the nation? Give exmaples.

Types of farming on the basis of size of land and its effect:

a. Intensive subsistence agriculture- Under this type of agriculture farmer cultivates on small plots of land using simple tools. It is more labour intensive. Rice, pulses, wheat , maize are the main crops grown. Under this farmer tries to attain maximum output on the small piece of land, thus it increase the pressure on land.

b. Primitive subsistence farming- This type of farming is practised in north eastern states of India like Mizoram, Nagaland, Assam. Farmer uses primitive tools like digging sticks in small patches of land. Maize, yam potatoes are largely grown.It includes shifting agriculture and nomadic herding. Crops are cultivated to meet farmer's family needs and for not sale in the market.
Likewise, sheep, camels, yak are reared to provide products to the herders.

c. Commercial Farming- Farming is practised on large plots of land using modern inputs,  HYV of seeds, fertilizers for the purpose of selling in the market. It includes commercial grain farming which involves production of cash crops like wheat and maize.Haryana, Punjab are examples for commercial farming in India. 
Also, includes mixed farming where along with production of crops livestock is also reared, and plantation which is also commercial farming like tea, coffee, rubber, sugar cane are  are grown in large tracts of land using large amount of capital and labour.
This type of farming makes significant contribution to the economy, contributing to its development and generating employment.

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