http://ir.lib.ruh.ac.lk/handle/iruor/6316 Mon, 06 Apr 2026 21:00:03 GMT 2026-04-06T21:00:03Z http://ir.lib.ruh.ac.lk/handle/iruor/17165 ZOO 3122 : Applied Entomology Sci Sat, 01 Jul 2023 00:00:00 GMT http://ir.lib.ruh.ac.lk/handle/iruor/17165 2023-07-01T00:00:00Z http://ir.lib.ruh.ac.lk/handle/iruor/12225 ZOO 3122 - Applied Entomology Science Mon, 01 Nov 2021 00:00:00 GMT http://ir.lib.ruh.ac.lk/handle/iruor/12225 2021-11-01T00:00:00Z