Nepal national conservation strategy implementation programme, July 1988 - June 1990. Interim report to the Swiss Development Corporation [sic]
1990
IUCN
Field trip to the Gadabedji region : September 1989
1989
Price, Thomas L. |
The reintroduction of addax (Addax nasomaculatus) into the Aïr and Ténéré national nature reserve, Republic of Niger. An outline project proposal
1989
Dixon, Alexandra |
Knowles, John |
Newby, John E. |
Feasibility study for the establishment of a West African regional captive breeding centre. Final report to the European Commission
1989
Dixon, Alexandra |
Newby, John E. |
Plan d'action forestier tropical, Zaïre. Conservation des écosystèmes forestiers : volet parcs et réserves
1989
Doumenge, Charles |
Kita Lema |
Rietbergen, Simon |