Zoology and Entomology

Soil fertilization synergistically enhances the impact of pollination services in increasing seed yield of sunflower under dryland conditions

Adelabu, Dollop Bola; Bredenhand, Emile; Van der Merwe, Sean; Franke, Angelinus Cornelius (Cambridge University Press, 2021)

To exploit the potential of ecological intensification during sunflower cropping, it is crucial to understand the potential synergies between crop management and ecosystem services. We therefore examined the effect of ...

Zulu Poems of (and for) nature: Bhekinkosi Ntuli’s environmental imagination in Imvunge Yemvelo (1972)

Nyambi, Oliver; Otomo, Patricks Voua (Cambridge University Press, 2021)

Nature, climate crisis, and the Anthropocene have carved space in recent inter-, cross-, and multi-disciplinary humanities studies. In South Africa, such studies have barely touched literature in African languages. Nyambi ...

Anthropogenic light, noise, and vegetation cover differentially impact different foraging guilds of bat on an opencast mine in South Africa

Cory-Toussaint, Dawn; Taylor, Peter J. (Frontiers, 2022)

Bats are known to be sensitive to changes in their environment. The impact of natural vegetation cover, artificial light intensity and noise (dBA) were investigated on the bat community on the opencast Venetia diamond mine ...

Geographic distribution and habitat selection in the berg adder, Bitis atropos (serpentes, viperidae) on the Mpumalanga escarpment, and the consequences for conservation

Jordaan, Adriaan (University of the Free State, 2019-06-01)

Understanding how species use geographic space is foundational to ecology, biogeography and conservation biology. However, such essential geographic information remains unavailable for many species. This is especially true ...

Studies on stalk borers of maize and sorghum in Lesotho

Ebenebe, Adama Audu (University of the Free State, 1998-11)

English: Investigations on various aspects of stalk borers of maize and sorghum were conducted in Lesotho during the 1995/96, 1996/97 and 1997/98 growing seasons. Aspects investigated were their distribution and relative ...

Blood parasites of Free State and Lesotho reptiles

Van As, Johann (University of the Free State, 2003-07)

English: The study of blood parasites of reptiles is a relatively new and unexplored field of research in South Africa. The Free State province and the Lesotho highlands provide a range of reptiles in which their ...

Effect of soil moisture and host plants on behaviour and survival of the common cutworm, agrotis segetum (Denis & Schiffermüller) (Lepidoptera: Noctuidae)

Mabuda, Khathutshelo (University of the Free State, 2001-11)

English: The objectives of this study were to investigate the effect of light, soil moisture and host plants on behaviour of Agrotis segetum (Denis & Schiffermuller). A marking technique for larvae was developed to study ...

Aspekte van die ekologie van avifauna op 'n binnelandse lughawe

Kok, Alettta Catharina (University of the Free State, 1999-11)

English: Owing to the world-wide increase in air traffic the number and intensity of collisions between birds and aircraft have increased accordingly. Bird strikes are not only responsible for considerable physical damage ...

Myxosporean parasites (Myxozoa: Myxosporea) infecting fishes in the Okavango River system, Botswana

Reed, Cecile Catharine (University of the Free State, 2000-06)

English: The Class Myxosporea Butschli, 1882 comprises an enormous group of spore forming obligatory parasites that are able to infect any organ of the hosts in which they are found. Myxosporeans mostly parasitise fish ...

Insect-fungal ecology on selected new crops in South Africa

Swart, Vaughn Richmond (University of the Free State, 2002-11)

English: This study investigates insect-fungal-plant interactions on three new crops (viz. cactus pear, pistachio and pigeonpea) in South Africa. Isolation of Drosophila. melanogaster and D. hydei flies from cactus pear ...

Aspects of geophagia amongst dairy cattle in a feedlot system

Wiid, Emmarentia Elsabe (University of the Free State, 2017-03)

English: Modern confinements imposed on animals limit their access to natural resources required for optimal nutrition. This lack of resources may lead to nutrient deficiencies and one of the hypotheses for the deliberate ...

Molecular detection, genetic diversity and phylogenetic analysis of anaplasma marginale infecting cattle in South Africa

Mutshembele, Awelani Mirinda (University of the Free State, 2015-12)

Bovine anaplasmosis caused by Anaplasma marginale is endemic in South Africa. This endemicity is due to presence of tick vectors that transmit A. marginale the causal agent of the disease and the high seroprevalence in ...

Diversity and seasonality of Chrysomelidae (Coleoptera) on kenaf, Hibiscus cannabinus Linnaeus (Malvaceae), in South Africa, with special reference to preference indices of Podagrica testacea (Chapuis) (Alticinae)

Van Deventer, Francina Elizabeth (University of the Free State, 2005-05)

English: Kenaf (Hibiscus cannabinus L.) is being developed as a new fibre crop in South Africa and its potential in this regard has been under investigation since 2000. Kenaf is a short-day, annual, herbaceous plant. It ...

Fish myxosporeans from the Okavango Delta, Botswana and the south coast of South Africa

Reed, Cecile Catharine (University of the Free State, 2003-12)

English: Myxozoans form a diverse and economically important group of endoparasites that have been intriguing researchers ever since the early1800's. These parasites are notorious, having been associated with the devastating ...

The bio-ecology of the grass leaf miner, Agromyza ocularis (Diptera: Agromyzidae), on wheat and barley in the Northern Cape Province, South Africa

Adendorff, Joan (University of the Free State, 2010-06)

English: The grass leaf miner fly, Agromyza ocularis (Spencer) (Diptera: Agromyzidae) was first described from specimens collected at Ceres (1959), Giant's Castle (1961) and the Maseru (1963) district. These specimens were ...

Development of molecular and serological assays for diagnosis of bovine (taenia saginata) and porcine (taenia solium) cysticercosis in South Africa

Seipati, Eunice Sarah (University of the Free State (Qwaqwa Campus), 2016-09)

Cysticercosis is an infection of cattle and pigs caused by metacestodes of human tapeworms, Taenia saginata, and T. solium. Currently, meat inspection is the standard method used for diagnosis of cysticercosis and has ...