D SWETHA; A V RAMANJANEYULU; D SRAVANTHI; N SAINATH. Effect of varied fertilizer levels on productivity and economics of sunflower based cropping systems: Effect of varied fertilizer levels on productivity and economics of sunflower based cropping systems. Journal of Oilseeds Research, India, v. 40, n. Specialissue, 2023. DOI: 10.56739/jor.v40iSpecialissue.145437. Disponível em: https://epubs.icar.org.in/index.php/JOR/article/view/145437. Acesso em: 11 jul. 2026.