Entomology
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An investigation into the robustness of insectary-reared Anopheles Arabiensis for use in the Sterile Insect technique for controlling malaria.
(2018)Human malaria is one of the deadliest vector-borne diseases in the world and is caused by parasites of the genus Plasmodium that are transmitted via mosquitoes of the genus Anopheles. The highest impact of malaria can be ... -
The impact of soil water and nitrogen variability on the fitness and performance of Neolema abbreviata Larcordaire (Chrysomelidae) a biological control agent for Tradescantia fluminensis.
(2018)Tradescantia fluminensis Vell. (Commelinaceae) is a plant of Neotropical origin native to the southern parts of Brazil bordering Argentina. In South Africa, it is classified as a category 1B invader species in the National ... -
Native range studies on insect herbivores associated with fireweed (Senecio madagascariensis) in KwaZulu-Natal, South Africa, with prospects for biological control in invaded countries.
(2017)Senecio madagascariensis Poir. (fireweed; Asteraceae), native to southern Africa and Madagascar, has invaded Australia, Hawaii, South America and Japan, reducing pastoral productivity and poisoning livestock. Interest in ... -
Development of beauveria brongniartii as a bio-Insecticide to control white grub (coleoptera: scarabaeidae) species attacking sugarcane in South Africa.
(2016)Abstract available in PDF file. -
Monitoring the spread of Sirex noctilio in pine plantations in South Africa (2004 – 2014).
(2016)Abstract available in PDF file. -
Investigations into the incidence and ecology of bilobata subsecivella (zeller) (lepidoptera: gelechidae) : a new pest of groundnut in South Africa.
(2015)The leaf-mining moth, Bilobata subsecivella (Zeller) (Lepidoptera: Gelechiidae), thought to be an invasion from Indo-Asia (where it is known as Aproaerema modicella (Deventer); but hereafter referred to as B. subsecivella) ... -
Distribution and seasonal abundance of the flowerbud weevil anthonomus santacruzi hustache (coleoptera : curculionidae) in KwaZulu-Natal and its impact on the invasive weed solanum mauritianum scopoli (solanaceae).
(2016)Solanum mauritianum Scopoli (Solanaceae), native to South America, is an invasive weed of tropical, subtropical and warm temperate regions in many countries including South Africa. The seed-packed fruits are highly palatable ... -
Aspects influencing the efficacy of Liothrips tractabilis Mound and Pereyra (Thysanoptera: Phlaeothripidae) : a biological control agent for the invasive weed Campuloclinium macrocephalum (Less.) DC. (Asteraceae) in South Africa.
(2015)Pompom weed, Campuloclinium macrocephalum (Less.) DC. (Asteraceae), an unpalatable, perennial, erect invasive herb from South America has become naturalized in South Africa, invading grasslands, savannas and wetlands, where ... -
Impact of the biological control agent Aceria lantanae (Cook) (Acari: Trombidiforms: Eriphyidae) on the invasive weed Lantana camara L. (Verbenaceae) in South Africa.
(2015)This study was conducted to determine the establishment, dispersal, performance and impact of a recently introduced flower-galling mite, Aceria lantanae (Cook) (Acari: Trombiformes: Eriophyidae) on the inflorescence and ... -
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, ... -
Field ecology and impact of the seed-feeding beetle Acanthoscelides macrophthalmus, a biological control agent of the invasive tree Leucaena leucocephala, in the KwaZulu-Natal coastal region.
(2015-07-06)Introduced for agroforestry, the Mexican tree Leucaena leucocephala (Fabaceae) has become invasive in several tropical and subtropical regions worldwide. In South Africa, the most notable infestations are located in the ... -
Aspects of the morphology and bionomics of Batrachomorphus cedaranus (Naude) and Lygidolon laevigatum Reut. on black wattle (Acacia mearnsii De Wild)
(2014-11-11)No abstract available. -
Bionomics and control of the sugarcane insect Numicia viridis Muir (Homoptera: Tropiduchidae)
(2014-11-11)Numicia viridis Muir (Homoptera : Tropiduchidae) is an indigenous southern African insect which was 'described in 1931 from specimens collected in Pondoland and Natal. In 1962 it became of economic importance when it ... -
An ecological investigation of the insects associated with exposed carcasses in the northern Kruger National Park : a study of populations and communities.
(2014-06-26)Extensive seasonal collections along with absolute counts of all the arthropods attracted to medium- and large mammal carcasses resulted in the most complete record of carrion-fauna in Africa to date. The abundance of ... -
Molecular diagnostics and phylogenetics of white grubs in sugarcane.
(2008)Scarabaeid pests in South Africa and especially KwaZulu-Natal are characterised by a very long larval life cycle and short pupal and adult periods. However, it has nearly always been the adults of the species that have ... -
Investigation of the biology and cross-breeding of populations of Pareuchaetes insulata (Lepidoptera : Arctiidae) and the implications for the biological control of Chromolaena odorata (Asteraceae) in South Africa.
(2014-05-27)Larvae of Pareuchaetes insulata were released in South Africa for the biological control of the invasive weed Chromolaena odorata. Pareuchaetes insulata has proved to be a difficult agent to establish in the field in South ... -
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.
(2014-05-20)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, ... -
Effect of pyrimethamine on gametocytogenesis, exflagellation and asexual growth in southern African isolates of Plasmodium Falciparum.
(1995)Pyrimethamine efficacy was investigated in vitro on the blood asexual stages, the sexual stages and exflagellation in Plasmodium falciparum. Gametocytogenesis was stimulated following the standard methods on five isolates ... -
Niche and life-history differences in five highly sympatric species of Trithemis dragonflies (Odonata: Libellulidae)
(1995)Niche and life-history differences in five species of Trithemis were investigated to determine the extent of interspecific competition. Interspecific competition was mostly avoided because species favoured different ...
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