G SURESH, S N SUDHAKARA BABU, and A AZIZ QURESHI. 2015. “Productivity and Nutrient Use of Sunflower (Helianthus Annuus L.) in Sequential Cropping System in Vertisols: PRODUCTIVITY AND NUTRIENT USE OF SUNFLOWER IN SEQUENTIAL CROPPING SYSTEM IN VERTISOLS”. Journal of Oilseeds Research 32 (2). https://doi.org/10.56739/jor.v32i1.141817.