PIYA DUANGPATRA. The Response of Late Season Cassava to Chemical Fertilizer in Warin Soil Series. Agriculture and Natural Resources, Bangkok, Thailand, v. 27, n. 1, p. 33–43, 1993. Disponível em: https://li01.tci-thaijo.org/index.php/anres/article/view/241549. Acesso em: 18 sep. 2026.