SHARMA, G D; SHARMA, H L. Utilization of weed plants as organic manure under different methods of rice (Oryza sativa) establishment. The Indian Journal of Agricultural Sciences, Delhi, India, v. 64, n. 3, 2013. Disponível em: https://epubs.icar.org.in/index.php/IJAgS/article/view/29093. Acesso em: 29 oct. 2025.