Senarathne, S.H.S.Sangakkara, U.R.2014-06-032014-06-03200721st Asian Pacific Weed Science Society (APWSS) Conference, Colombo:p.625-630https://dl-cri.nsf.gov.lk//handle/1/3961Influence of selected environmental factors on germination and emergence of Hyptis suaveolens of plantations in Sri Lanka