SINGH, Sukhvir; KINGRA, P.K.; SINGH, Som Pal. Heat unit requirement and its utilisation efficiency in wheat under different hydrothermal environments. Annals of Agricultural Research, India, v. 37, n. 2, 2016. Disponível em: https://epubs.icar.org.in/index.php/AAR/article/view/61891. Acesso em: 27 jun. 2026.