Fernando, R.
Pesticides in Sri Lanka: documentation of selected literature and legal aspects - Colombo Friedrich-Ebert-Stiftung 1989 - ix, 255 pages
955607001X
Toxicology
615.9 / PES
Pesticides in Sri Lanka: documentation of selected literature and legal aspects - Colombo Friedrich-Ebert-Stiftung 1989 - ix, 255 pages
955607001X
Toxicology
615.9 / PES