SHUKLA, A K; MISHRA, R R. Persistence of fertilizers on microbial population and enzyme activity in potato (Solanum luberosum) field soil. The Indian Journal of Agricultural Sciences, Delhi, India, v. 68, n. 1, 2013. Disponível em: https://epubs.icar.org.in/index.php/IJAgS/article/view/27198. Acesso em: 4 jul. 2026.