Wijerathna, M. A. P A Check list of aphids and their host plants from Sri Lanka - Colombo National Science Foundation 1999 - [4],21 p. - MAB Check List and Hand Book Series, Publication, No. - 21 . ISBN: 9555900191 Subjects--Topical Terms: AphidsPAMPHLET BOX 62PLANTSSCIENCE FOUNDATION