KANWAR, Ramesh; BAKHSH, Allah. Long-Term Effects of Tillage, Crop Rotations and Nitrogen Management Systems on Water Use Efficiency and Groundwater Quality. Journal of Agricultural Engineering, India, v. 48, n. 1, 2011. Disponível em: https://epubs.icar.org.in/index.php/JAE/article/view/14662. Acesso em: 6 jun. 2026.