SINGH, GURMIT; BAJAJ, R K; SANDHA, G S; SHARMA, H L. Dormancy in parental lines of sunflower (Helianthus annuus) seeds and its alleviation. The Indian Journal of Agricultural Sciences, Delhi, India, v. 64, n. 7, 2013. Disponível em: https://epubs.icar.org.in/index.php/IJAgS/article/view/29305. Acesso em: 4 jul. 2026.