1. Agronomy: Deals with the production of various crops which includes food crops, fodder crops, fibre crops, sugar, oil seeds, etc. The aim is to have better food production and how to control the diseases. 
  2. Horticulture: Deals with the production of fruits, vegetables, flowers, ornamental plants, spices, condiments and beverages. 
  3. Forestry: Deals with production of large scale cultivation of perennial trees for supplying wood, timber, rubber, etc. and also raw materials for industries. 
  4. Animal husbandry: Deals with agricultural practice of breeding and raising livestock in order to provide food for humans and to provide power (draught) and manure for crops. 
  5. Fishery Science: Deals with practice of breeding and rearing fishes including marine and inland fishes, shrimps, prawns etc. in order to provide food, feed and manure. 
  6. Agricultural Engineering: Deals with farm machinery for filed preparation, inter-cultivation, harvesting and post harvest processing including soil and water conservation engineering and bio-energy. 
  7. Home Science: Deals with application and utilization of agricultural produces in a better manner in order to provide nutritional security, including value addition and food preparation.
  8. Plant Breeding and Genetics: Deals with crop improvement methods and various technologies involved.
  9. Pathology: Deals with plant diseases, their symptoms, causes and treatment.
  10. Entomology: Deals with study of morphology, life-cycle, behaviour and control of insects of agricultural importance, including beneficial insects and pests including both field and storage pests.