Identifies interrelationships between modifications of the environment and the growth of Nigeria's population and consequent agricultural expansion in the subhumid zone resulting in the disappearance of habitats & hosts of tsetse. Discusses impacts of these changes in the distribution of the nati...
Bourn, D.M.
,
Milligan, K.
,
Wint, W.
,
[Tsetse, trypanosomiasis and cattle in a changing environment]
,
Tsetse, trypanosomiasis and cattle in a changing environment
Discusses, based on aerial surveys taken before and after the drought, the magnitude of population changes, both human & animal, that took place in west Central Niger during the drought and how the drought has affected different ethnic groups. Includes data on estimates of livestock population & ...
Bourn, D.M.
,
Denda, I.
,
Ridder, N.A. de
,
Wagenaar, K.T.
,
Wint, W.
,
[Secheresse et exode pastoral au Niger]
,
Secheresse et exode pastoral au Niger
Discusses, based on aerial surveys taken before and after the drought, the magnitude of population changes, both human & animal, that took place in west Central Niger during the drought and how the drought has affected different ethnic groups. Includes data on estimates of livestock population & ...