Chambers, R. Water management and paddy production in the dry zone of Sri Lanka - Agrarian Research & Training Institute Colombo 1975 - Water Management Sri Lanka Nat. Bib. No.: 0906 Nat. Bib. Agency Control No.: 633.18(548.7)CHA S.L. Subjects--Topical Terms: Agriculture Universal Decimal Class. No.: 633.18:626.8(548.7) 1