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Describes use of low - level aeral census in counting livestock in Kenya's Maasailand Group Ranches, concentrating on survey designs & efforts made to improve reliability of population estimates, Compares efficiency & precision of aerial & ground counts.
For a long time, trypanosomosis, spread by the tsetse fly Glossina, constrained human settlement in the Lambwe Valley, a south-western Kenya rangeland. After lengthy efforts to control tsetse over many years, the valley is currently experiencing an increase in human population growth rate, and r...
Discribes a new sighting device that improves the accuracy of data collection during low-level aerial surveys. Shows the flight pattern used.
Discribes a new sighting device that improves the accuracy of data collection during low-level aerial surveys. Shows the flight pattern used.
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 & ...
Little is known about the residual effects of crop residue (CR) and phosphorus (P) application on the fallow vegetation following repeated cultivation of pearl millet [Pennisetum glaucum (L.) R. Br.] in the Sahel. The objective of this study, therefore, was (i) to measure residual effects of CR, ...
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 & ...
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