SINGH, O P; TRIPATHI, P N; SINGH, ROOM. Effect of phosphorus and sulphur nutrition on summer greengram (Phaseolus radiatus). The Indian Journal of Agricultural Sciences, Delhi, India, v. 69, n. 11, 2013. Disponível em: https://epubs.icar.org.in/index.php/IJAgS/article/view/27124. Acesso em: 28 oct. 2025.