Ngorongoro Conservation and Development Project : 1987 wet season sample ground census : preliminary report
1987
Perkin, Scott |
Tanzania, Ngorongoro
Ngorongoro conservation and development project. Annual report of activities, February 1987-February 1988
1988
Perkin, Scott |
Ngorongoro Conservation Area : aerial survey of livestock and wildlife, 23-25 October 1987 : preliminary results of SRF survey
1988
Perkin, Scott |
Campbell, Kenneth L. |
Ngorongoro Conservation and Development Project : 1987 dry season sample ground census : preliminary report
1988
Perkin, Scott |
Livestock/wildlife interactions
1988
Machange, Julian |
Multiple land-use planning and management
1988
Taylor, Michael E. |
Livestock development
1988
Field, Christopher R. |
Moll, Gerhard |
Sonkoi, Charles ole |
Ngorongoro conservation and development project. Annual report of activities, February 1988-January 1989
1989
Perkin, Scott |