Impact of organic and integrated production systems on yield and seed quality of rainfed crops and on soil properties oleh Kodigal A. Gopinath, Govindarajan Venkatesh, Mallappa Manjunath, Mitnala Jayalakshmi, Telaprolu Venkata Prasad, Bollam Rajkumar, Visha Kumari Venugopalan, Bellapukonda Murali Krishna Raju, Mathyam Prabhakar, Gajjala Ravindra Chary, Vinod Kumar Singh