Rungsit Suwanketnikom, and Ronnayoot Sattayanikom. 1991. “Efficacy of s-Triazines as Influeced by Adsorbtion and Mobility of Various Soils”. Agriculture and Natural Resources 25 (4). Bangkok, Thailand:477-83. https://li01.tci-thaijo.org/index.php/anres/article/view/242002.