Seneviratne, S.T. Appadurai, R.R. Field crops of Ceylon - LHI Colombo 1966 - 376 - Field Crops Sri Lanka Nat. Bib. No.: 0674 Nat. Bib. Agency Control No.: 633(548.7)SEN S.L. Subjects--Topical Terms: Agriculture Universal Decimal Class. No.: 633(548.7) 1