SINGH, R A; SINGH, A K; SINGH, U N. Nitrogen economy in pearl millet (Pennisetum glaucum) and blackgram (Phaseolus mungo) intercropping system under rainfed conditions of Vindbyan plateau. The Indian Journal of Agricultural Sciences, Delhi, India, v. 64, n. 4, 2013. Disponível em: https://epubs.icar.org.in/index.php/IJAgS/article/view/29210. Acesso em: 29 oct. 2025.