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]
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Tsetse, trypanosomiasis and cattle in a changing environment
Discusses how low level aerial survey can be used to diagnose constraints within pastoral systems and the relative cost effectiveness of such operations, with particular reference to flight & sample procedures and information collection and analysis; presents some results from low-altitutde aeria...
Reviews most recent applications of methodologies for resource surveys appropriate to pastoral & agro-pastoral regions in Africa, with particular reference to remote sensing methodologies, viz. satellite imagery, aerial photography, side-looking radar (SLR), spectral radiance and low-altitutde ae...
Leeuw, P.N. de
,
Milligan, K.
,
[Integration of remote sensing techniques for resource evaluation in pastoral systems research]
,
Integration of remote sensing techniques for resource evaluation in pastoral systems research