Siddique, Mohammed Abu Bakar, Allelopathic effect of rice field weeds on some selected Malaysian rice varities / Mohammed Abu Bakar Siddique. - xvii, 168 pages : illustrations ; 30 cm. Thesis (Ph.D.)-Universiti Kebangsaan Malaysia, 2011. Refences : page [118]-138. Subjects--Corporate Names: Universiti Kebangsaan Malaysia--Dissertations. Subjects--Topical Terms: Dissertations, Academic--Malaysia.Allelopathy--Malaysia.Rice--Varieties.