K.K. AGRAWAL; A.P. UPADHYAY; UPENDRA SHANKER; V.K. GUPTA. Thermal requirement of sunflower plant types under three dates of spring planting. Journal of Agrometeorology, [S. l.], v. 4, n. 2, p. 165–169, 2002. DOI: 10.54386/jam.v4i2.462. Disponível em: https://journal.agrimetassociation.org/index.php/jam/article/view/462. Acesso em: 8 sep. 2024.