Selvarajah, A.Thiruchelvam, S.2014-11-122014-11-122007Tropical Agricultural Research, 19:p.380-388https://dl.nsf.gov.lk/handle/1/12250AgriculturePesticidesUsageFarmersPerceptionPest managementPaddyChilliHealth protectionVavuniya districtLabour costsFactors affecting pesticide use by farmers in Vavuniya districtA