Towards sustainable management of chena/unirrigated higland cultivation in Sri Lanka

Tennakoon, M.U.A.2014-12-122014-12-122010Economic Review, 36(1-2):p.10-15https://dl.nsf.gov.lk/handle/1/14113AgricultureChena cultivationLand managementFarming systemsUpland highland farming(UHF)HistoryTowards sustainable management of chena/unirrigated higland cultivation in Sri LankaArticle