THENUA, O.V.S.; SINGH, Kuldeep; RAJ, Vivek; SINGH, Jasbir. Effect of sulphur and zinc application on growth and productivity of soybean [Glycine max. (L.) Merrill] in northern plain zone of India. Annals of Agricultural Research, India, v. 35, n. 2, 2014. Disponível em: https://epubs.icar.org.in/index.php/AAR/article/view/42193. Acesso em: 24 oct. 2025.