Agriculture is an art of tilling the soil for the purpose of raising the crops to provide food for the man and fodder for the animal.

Methods of Agriculture:

• Subsistence farming: Through people needed a regular supply of food they started growing of crops only to fulfill their family not for the sale. 
• Shifting cultivation: The tribal people move from one place to another clearing the forests for growing crops. When soil fertility’ is exhausted new patches of forest land is cleared again for the Cultivation. It is called shifting cultivation or jhumming. 
• Sedentary farming: Growing of crops in same region again and again by using domestic animals for Ploughing, Manures, Chemical fertilizers etc. there was no need to migrate. 
• Commercial farming: Growing of crops with Scientific technology. Plantation agriculture was introduced with huge investments.

Percentage of people involved in agriculture is declining. It is only 4% in UK. It is 60% in India, 80% Kenya. Agriculture is mechanized in the developed countries.