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Now showing items 31-40 of 160

Conservation and change of attitude

Jinadasa, S.A. (Ministry of Environment and Parliamentary Affairs:Colombo, 1990)
Environment - think, and act locally

Kodagoda, N. (Ministry of Environment and Parliamentary Affairs:Colombo, 1990)
Environmental pollution by agro chemicals

Amarasekera, R. (Ministry of Environment and Parliamentary Affairs:Colombo, 1990)
A practical approach to environment conservation

Wickremasinghe, W. (Ministry of Environment and Parliamentary Affairs:Colombo, 1990)
Environment and the public

Perera, M.V. (Ministry of Environment and Parliamentary Affairs:Colombo, 1990)
අවසන් වනාන්තර

Clarke, A.C. (Ministry of Environment and Parliamentary Affairs:Colombo, 1992)
Rodiyas and the society

Unknown author (Ministry of Environment and Parliamentary Affairs:Colombo, 1994)
Habits and customs of ahikuntikaya

Unknown author (Ministry of Environment and Parliamentary Affairs:Colombo, 1994)
Rodiyas social set-up and organization

Unknown author (Ministry of Environment and Parliamentary Affairs:Colombo, 1994)
Gipsy snake-charms and remedies

Somanader, S.V.O. (Ministry of Environment and Parliamentary Affairs:Colombo, 1994)