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Now showing items 41-50 of 105
A practical investigation into catfish (Clarias gariepinus) farming in the Vaalharts irrigation scheme
(University of the Free State, 2006-05)
English: A practical investigation into factors influencing the success of catfish (Clarias gariepinus) farming in the Vaalharts Irrigation Scheme was undertaken. These factors were production, nutrition, disease, disease ...
The biology of gnathiid isopod parasites and their role as vectors of fish blood parasites in South Africa
(University of the Free State, 2000-12)
English: Research on marine fish parasites has been largely neglected in South Africa. This is
especially true for the temporary fish parasites of the isopod family Gnathiidae and fish
blood parasites of the family ...
Livestock, leopards and brown hyaenas: conflicts of cohabitation in the Roodewalshoek Conservancy, Mpumalanga
(University of the Free State, 2012-01)
English: Conflict between livestock farmers and predators has been an ongoing battle since the breeding of domestic animals were first attempted by man. Insufficient data on the dynamics of predators, especially in regions ...
Die mikroanatomie en histochemie van die ganglion nodosum en vagussenuwee by Gallus domesticus
(University of the Free State, 1980-12)
Afrikaans: Die mikroanatomie, topografie, normale ligmikroskopie, histochemie (insluitende
fluoressensie) asook ultrastruktuur van die voël (Gallus domesticus)
ganglion nodosum is ondersoek in 13 klinies gesonde wit ...
Effect of soil moisture and host plants on behaviour and survival of the common cutworm, agrotis segetum (Denis & Schiffermüller) (Lepidoptera: Noctuidae)
(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 ...
The bio-ecology of the blue tick (Boophilus decoloratus) in the central Free State
(University of the Free State, 2002-05)
English: Boophilus decoloratus is the most dominant and economically important tick that infests
cattle in the central Free State. Very little research on this tick in the central Free State has,
however, been conducted. ...
A review of the genus Caligus (Copepoda: Caligidae) from South Africa
(University of the Free State, 2004-09)
English: The ichthyoparasitic and fish louse copepod genus, Caligus Müller, 1785, is the most abundant
copepod genus, found in almost any part of the world’s oceans, with the exception of one
freshwater species. More ...
Fish myxosporeans from the Okavango Delta, Botswana and the south coast of South Africa
(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 ...
Biology and transmission potential of malaria vector mosquitoes in Elabered sub-zone, Eritrea
(University of the Free State, 2001-11)
This study was intended to assess the biology and transmission potential of the
malaria vector mosquitoes in Elabered sub-zone, Eritrea. Field collected
Anopheles mosquitoes sampled during the malaria transmission season, ...
Aspects of the morphology, life cycle and epidemiology of Toxocara species and Toxascaris Leonina
(University of the Free State, 2003-03)
English: The present study has provided detailed and comprehensive information on the morphological aspects, life cycle, and epidemiology of Toxocara canis, Toxocara cati and Toxascaris leonina. The overall results of the ...