Wijebandara, D.M.D.I.2014-06-032014-06-032008Proceeding of the 24th Annual session of Institute of Biology of Sri Lanka :p.1-94https://dl-cri.nsf.gov.lk//handle/1/3912Evaluation of influence of nutrient levels and methods of cultivation in yield, nutrient uptake and residual soil nutrient status of rice (Orysa sativa L.) cultivation