Shyamalie, H.W.Wellala, N.N.K.2015-08-052015-08-052012Tea Bulletin, 21(2):p.16-24https://dl.nsf.gov.lk/handle/1/19747AgricultureAgricultural economicsProductivityCost of productionOut-grower farmingHousehold incomeLabour shortageImplementation of out-grower system in tea plantationsArticle