Browsing Masters Degrees (Entomology) by Title
Now showing items 22-30 of 30
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Phylogenetic systematics of Scrapter (Hymenoptera: Anthophila: Colletidae).
(2006)Scrapter Lepeletier de Saint-Fargeau & Audinet-Serville, 1828 (Hymenoptera: Aculeatea: Anthophila: Colletidae) is a genus of solitary bees largely endemic to southern Africa. This dissertation investigated the phylogenetic ... -
Population and behavioural studies on Calycomyza eupatorivora spencer (Diptera : Agromyzidae), a biological control agent of Chromolaena odarata (L.) King and Robinson (Asteraceae) in South Africa.
(2011)Chromolaena odorata (L.) King and Robinson (chromolaena, triffid weed) (Asteraceae: Eupatorieae) is one of the most problematic weeds in the subtropical northeastern parts of South Africa. Calycomyza eupatorivora Spencer ... -
Proximate factors influencing dispersal in the social spider, Stegodyphus mimosarum (Araneae, Eresidae)
(2002)Stegodyphus mimosarum Pavesi,1883 and S. dumicola Pocock, 1898 are two species of philopatric, inbred, permanently communal, non-territorial spiders that co-occur in parts of South Africa. The patchiness of colony distribution, ... -
Studies of the nests of the fungus-growing termite Macrotermes natalensis (Isoptera: Macrotermitinae)
(1997)Monthly sampling of 71 laboratory nests, each with a pair of adults, revealed that eggs and first-instar larvae were observed in the third month, minor workers in the fourth month and minor soldiers in the seventh month. ... -
Suitability of the defoliating beetle Physonota maculiventris (Coleoptera : Chrysomelidae) for release against Tithonia diversifolia (Hemsl.) A. Gray (Asteraceae) in South Africa.
(2015)This study was conducted to assess the suitability of the defoliating beetle Physonota maculiventris Boheman (Coleoptera: Chrysomelidae: Cassidinae) for release as a biological control agent against Mexican sunflower, ... -
Susceptibility and resistance to insecticides among malaria vector mosquitoes in Mozambique.
(2003)Insecticide resistance in malaria vector mosquitoes reduces the efficacy of insecticide in killing and can therefore cause a major problem for malaria vector control by insecticides. In Mozambique, pyrethroid resistance ... -
The taxonomy and aspects of the ecology of the Ephemeroidea (Insecta: Ephemeroptera) of the Mooi River, KwaZulu-Natal Province, Republic of South Africa.
(2004)The Ephemeroidea or burrowing mayflies are a superfamily of the Ephemeroptera (mayflies) with a worldwide distribution. Recent decades have seen a sharp decline in their abundance globally. Literature reviews of the past ... -
Thermal physiology and predicted distribution of Zygogramma bicolorata (Chrysomelidae), a promising agent for the biological control of the invasive weed Parthenium hysterophorus in South Africa.
(2008)Parthenium hysterophorus (Asteraceae), classified as an emerging weed in South Africa, has become abundant throughout large parts of southern and eastern Africa. In South Africa it has invaded areas in KwaZulu-Natal, ... -
Urinary schistosomiasis surveillance in primary health care in South Africa.
(1998)A multifaceted Schistosoma haematobium study aimed at assessing five different diagnostic techniques of surveillance was conducted. Their use in varying operational circumstances with particular reference to Primary ...