Wattanachaiyingchareon, D. .; Poonpaiboonpipattana, T.; Boonthaworn, K. Effect of Chromolaena Odoratum Aqueous Extract on Bioassay Plant and Its Soil Incorporation for Weed Suppression in Paddy Field. Thai Agric.Res.J. 2016, 34, 244-252.