http://ir.lib.ruh.ac.lk/handle/iruor/17629 Sat, 04 Apr 2026 09:54:53 GMT 2026-04-04T09:54:53Z http://ir.lib.ruh.ac.lk/handle/iruor/20635 BOT 2121 : Plant Pathology Department of Botany Sat, 01 Jul 2023 00:00:00 GMT http://ir.lib.ruh.ac.lk/handle/iruor/20635 2023-07-01T00:00:00Z http://ir.lib.ruh.ac.lk/handle/iruor/4220 BOT 2121 - Plant Pathology Department of Botany Fri, 01 Nov 2019 00:00:00 GMT http://ir.lib.ruh.ac.lk/handle/iruor/4220 2019-11-01T00:00:00Z http://ir.lib.ruh.ac.lk/handle/iruor/3809 BOT 2121 - Plant Pathology Department of Botany Sat, 01 Sep 2018 00:00:00 GMT http://ir.lib.ruh.ac.lk/handle/iruor/3809 2018-09-01T00:00:00Z