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Gonadal Development And Reproductive Activity Of The Cichlid Fish Tilapia Leucosticta (trewavas) In An Equatorial Lake
(University of Nairobi, 1969)
THE most important external factors that influence gonadal development and reproductive activity are day length and temperature1. In temperate zones both factors show dramatic changes in the annual cycle. In the tropics, ...
Histological Studies On The Testis Of Tilapia Leucosticta And Other Species Of The Genus Tilapia (pisces: Teleoste)1
(University of Nairobi, 1969-04)
ABSTRACT: Histological studies carried out on specimens of the cichlid fishes T.
leucosticta, T. nigra, and T. zillii collected in the East African Rift Valley crater lake,
Lake Naivasha reveal that various
stages of ...
The effect of pollen feeding on the predatory efficiency of Amblyseius gossipi (Acarina: Phytoseiidae)
(1968)
A positive correlation between rate of prey consumption by A. gossipi and the prey density T. cinnabarinus was found at presence or absence of pollen of Zea mays. Pollen had no effect on prey consumption at prey concentrations ...
The biomass of game animals in Nairobi National Park, 1960–66
(University of Nairobi, 1968)
The large animals of Nairobi National Park have been censused intermittently once a month from mid-1960 until the end of 1966. Of the 23 species discussed, the density per kilometre has been determined accurately for the ...
Observations on the transmission of schistosoma haematobium and schistosoma bovis in the lake region of Tanganyika.
(University of Nairobi., 1964)
Previous investigations have shown that in the Lake Region of Sukumaland, Tanganyika, where Schistosoma haematobium is highly endemic, Bulinus (Physopsis) nasutus is responsible for the transmission of that schistosome in ...
Mount elgon bat virus: A hitherto undescribed virus from Rhinolophus hildebrandtii eloquens K. Anderson
(1969)
A hitherto undescribed virus was isolated from salivary glands of a fruitbat of the speciesRhinolophus hildebrandtii eloquens (K. Andersen). Some of its properties are discussed. Of the viruses, isolated from organs of ...