Hewavitharane, H.V.C.Warnakulasooriya, H.U.Rafeek, M.I.M.2022-01-192022-01-192009Annals of the Sri Lanka Department of Agriculture, 11:p.33-46https://dl-doa.nsf.gov.lk/handle/1/4137EconomicsCertiified SeedContract growingFinancial viabilityInsurance permiumFinancial viability of advancing payment for contract growers of groundnut seedsA