Jasingarachchi, P. ජල ජීවී වගාව (jala jeewi wagawa) - S. Godage and Brothers Colombo 10 2011 - 160p. LK - Aquatic plants ISBN: 978-955-30-2469-5 Nat. Bib. No.: 7374 Nat. Bib. Agency Control No.: 001(=1-81):639.2(548.7)JAS Subjects--Topical Terms: Aquaculture