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Epidemiology of Schistosoma mansoni infection on the Kano Plain of Kenya.
(University of Nairobi., 1971)
1. The results of a survey of 740 school children showed a very low prevalence of S. mansoni infection on the Kano Plain; no infected children were found in 7 out of 16 schools examined and the highest infection rate was ...
Gliding Flight of the Dog-Faced Bat Rousettus Aegyptiacus Observed in a Wind Tunnel
(University of Nairobi, 1971)
1. A bat was trained to fly in a tilting wind tunnel. Stereoscopic photographs were taken, both by reflected and by transmitted light, and measurements of best gliding angle were made.
2. Variation of wing span and area ...