D SWETHA; A V RAMANJANEYULU; D SRAVANTHI; N SAINATH. Response of sunflower (Helianthus annuus L.) based cropping systems to fertilizer levels: Response of sunflower (Helianthus annuus L.) based cropping systems to fertilizer levels. Journal of Oilseeds Research, India, v. 37, n. Specialissue, 2020. DOI: 10.56739/jor.v37iSpecialissue.140847. Disponível em: https://epubs.icar.org.in/index.php/JOR/article/view/140847. Acesso em: 20 jun. 2026.