Krishi Vigyan Kendra is one of the major extension wings established by ICAR with main objective being the transfer of technology to farmers, farm women and rural youth related to agriculture, horticulture, aquaculture and allied fields. Accordingly the remanded Krishi Vigyan Kendra was established during September 1999 under NATP at agricultural research station, Nellore in the state of Andhra Pradesh under Acharya N.G. Ranga Agricultural University, Hyderabad. Later the remanded KVK was converged into full-fledged KVK with effect from 1st April, 2004.
The major crops grown in the district are Rice, blackgram, groundnut, sesamum, sunflower, tobacco, rice fallows cotton, Bengal gram and the major horticultural crops are citrus, mango, banana, watermelon and chillies. The district occupies the first place in the state in fresh water prawn and tiger culture