MONGKOL KWANGWAROPAS. Effects of Using a Portable Rotary Rice Weeder on Yield in the North Eastern Regions’ Rice Transplanting Field. Agriculture and Natural Resources, Bangkok, Thailand, v. 24, n. 4, p. 479–486, 1990. Disponível em: https://li01.tci-thaijo.org/index.php/anres/article/view/242240. Acesso em: 29 aug. 2026.