Herat, T.R. Somaratne, S. Perera, P.P.D.C. Common Vegetables of Sri Lanka - NARESA Colombo 1994 - p208 lk http://thakshana.nsf.ac.lk/slstic/NA-180/NA_180.pdf = Herat, T.R. & Others Standard No.: M Standard Tech. Report. No.: LCCN: B Nat. Bib. No.: NA-180 Nat. Bib. Agency Control No.: NA-180 Subjects--Topical Terms: Agriculture