Effect of Initial Unit Weight and Type of Soil on Water and Nitrate Movement through Saturated- Unsaturated Soils. Tikrit Journal of Engineering Sciences, [S. l.], v. 19, n. 3, p. 1–18, 2012. DOI: 10.25130/tjes.19.3.01. Disponível em: https://tj-es.com/ojs/index.php/tjes/article/view/457.. Acesso em: 9 sep. 2026.