http://ir.lib.ruh.ac.lk/handle/iruor/6315 Mon, 06 Apr 2026 22:10:30 GMT 2026-04-06T22:10:30Z http://ir.lib.ruh.ac.lk/handle/iruor/17164 ZOO 3112 : Basic Entomology Sci Sat, 01 Jul 2023 00:00:00 GMT http://ir.lib.ruh.ac.lk/handle/iruor/17164 2023-07-01T00:00:00Z http://ir.lib.ruh.ac.lk/handle/iruor/4160 ZOO 3112 - Basic Entomology Department of Zoology Fri, 01 Nov 2019 00:00:00 GMT http://ir.lib.ruh.ac.lk/handle/iruor/4160 2019-11-01T00:00:00Z