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The herbage yield and quality of three grass species on two marginal maize soils at Potchefstroom
Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa • Authors: C.S. Dannhauser --- , Republic of South AfricaA small plot experiment with Digitaria eriantha, Panicum maximum and Anthephora pubescens, established on Valsrivier and Westleigh soil forms, was conducted at Potchefstroom during the 1986/87 and 1987/88 seasons. The yield of P. maximum was the highest of the three... -
FUTURE CHALLENGES IN WATER QUALITY MODELLING WITH PARTICULAR REFERENCE TO OPERATIONALLY CLOSED CATCHMENTS
Item type: Journal Article • Journal: Journal of the Limnological Society of Southern Africa • Authors: S.F. Forster --- Department of Water Affairs, South Africa F.A. Stoffberg --- Department of Water Affairs, South Africa J.A. van Rooyen --- Department of Water Affairs, South AfricaAs a result of the declining quality of many water sources, the use of water quality models in planning is increasing. To date applications have involved the simulation of total dissolved salts and nutrients, largely in catchments affected by urban... -
The influence of tillage and mulch application on the production of Cenhrus ciliaris
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: CS DannhauserCenchrus ciliaris is a well known planted pasture in the dryer parts of southern Africa and one of the most important species in the Limpopo Province, South Africa. For many years it was believed that this species should be cultivated... -
FUTURE CHALLENGES IN WATER QUALITY MODELLING WITH PARTICULAR REFERENCE TO OPERATIONALLY CLOSED CATCHMENTS
Item type: Journal Article • Journal: Southern African Journal of Child and Adolescent Mental Health • Authors: S.F. Forster --- Department of Water Affairs, South Africa F.A. Stoffberg --- Department of Water Affairs, South Africa J.A. van Rooyen --- Department of Water Affairs, South AfricaAs a result of the declining quality of many water sources, the use of water quality models in planning is increasing. To date applications have involved the simulation of total dissolved salts and nutrients, largely in catchments affected by urban... -
Prevalence and factors associated with tobacco use among adults attending selected healthcare facilities in Buffalo City Metropolitan Municipality, South Africa
Item type: Journal Article • Journal: South African Family Practice • Authors: EO Owolabi --- Faculty of Health Sciences, Department of Nursing Science, South Africa DT Goon --- Faculty of Health Sciences, Department of Nursing Science, South Africa OV Adeniyi --- Faculty of Health Sciences, Department of Family Medicine, South Africa E Seekoe --- Faculty of Health Sciences, Department of Nursing Science, South Africa AO Adedokun --- Faculty of Health Sciences, Department of Nursing Science, South AfricaAim: Tobacco use increases the risk of cardiovascular disease, premature death and certain cancers. This study investigated the prevalence and determinants of tobacco use among adults in Buffalo City Metropolitan Municipality (BCMM), South Africa. -
Adult binge drinking: rate, frequency and intensity in Buffalo City Metropolitan Municipality, South Africa
Item type: Journal Article • Journal: South African Family Practice • Authors: Eyitayo Omolara Owolabi --- Department of Nursing Science, South Africa Daniel Ter Goon --- Department of Nursing Science, South Africa Oladele Vincent Adeniyi --- Department of Family Medicine, South Africa Eunice Seekoe --- Department of Nursing Science, South AfricaBackground: Binge drinking (BD) is a significant risk factor for several acute and chronic illnesses, including injuries. This study examines the rate, frequency and intensity of BD in Buffalo City Metropolitan Municipality (BCMM), South Africa. -
First record of Lernaea cyprinacea (Copepoda: Lernaeidae) on an imperilled endemic anabantid, Sandelia bainsii (Teleostei: Anabantidae), from the Eastern Cape province, South Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: A Chakona --- South African Institute for Aquatic Biodiversity, South Africa C Rennie --- South African Institute for Aquatic Biodiversity, South Africa WT Kadye --- Department of Ichthyology and Fisheries Science, South AfricaLernaea cyprinacea Linnaeus, 1758, the anchor worm, is reported parasitising a highly threatened anabantid fish, Sandelia bainsii, which is endemic to the Eastern Cape province of South Africa. Although L. cyprinacea was first recorded in South Africa in 1984, it... -
Megaherbivore response to droughts under different management regimes: lessons from a large African savanna
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Izak PJ Smit --- , South Africa Mike JS Peel --- , South Africa Sam M Ferreira --- , South Africa Cathy Greaver --- , South Africa Danie J Pienaar --- , South AfricaDroughts are predicted to increase in frequency and intensity for large parts of Africa. It is unclear how this may impact native grazers in protected areas, and how these outcomes may differ under contrasting management approaches. Reducing artificial water sources... -
Patch-scale selection patterns of grazing herbivores in the central basalt plains of Kruger National Park
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Cyanne Young --- , South Africa Hervé Fritz --- , South Africa Erica AH Smithwick --- , United States of America Jan A Venter --- , South AfricaLarge herbivores form an essential component in the ecosystem, because of the impact that they have on their surrounding habitat. In this study, we aimed to evaluate some of the mechanisms behind how herbivores select forage at a patch scale... -
Host specificity of the Pygmy Falcon Polihierax semitorquatus: a review
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: H Dieter Oschadleus --- , South AfricaThe Pygmy Falcon Polihierax semitorquatus does not build its own nest but is an obligate user of the nests of colonial birds for roosting and breeding. The nests of various weavers and starlings have been listed, suggesting a wide range...