G.V. Ramanjaneyalu is an agricultural scientist and executive director of the Centre for Sustainable Agriculture (CSA), a non-governmental organisation in Hyderabad that promotes green and sustainable agriculture. He was instrumental in creating a pioneering non-pesticide managed (NPM) agriculture programme in Andhra Pradesh and Telangana that substantially reduced pesticide use in these states. The programme,  now run by the government, is credited with being a viable model of sustainabl