BUTA SINGH DHILLON; P.K. SHARMA. Physiology, growth and productivity of staggered sown spring sunflower (Helianthus annuus) in response to varying intra-row spacing and applied nitrogen in the Indo-Gangetic Plains. Indian Journal of Agronomy, [S. l.], v. 62, n. 4, p. 496–504, 2024. DOI: 10.59797/ija.v62i4.5558. Disponível em: https://pub.isa-india.in/index.php/ija/article/view/5558. Acesso em: 24 jun. 2026.