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Now showing items 1-9 of 9
Branchial monogenean parasites (Monogenea: Dactylogyridae) of characin fishes from the Okavango river and Delta, Botswana
(University of the Free State, 1998-12)
English: The fishes of the Okavango System, Botswana, are of considerable economical and
ecological importance. Recently, scientists and local fishermen have reported a
dramatic decline in the fish stocks of the Okavango ...
The ecology and ecophysiology of Marion Island house mice, Mus Musculus L.
(University of the Free State, 1999)
English: This thesis presents the results of a studv of the biotic and abiotic conditions experienced by
house mice on Marion Island, their morphological and reproductional adaptations to island
conditions, the seasonal ...
Aspects of the morphology and life history of Oculotrema hippopotami (Polystomatidae: Monogenea)
(University of the Free State, 1999-01)
Being the only monogenean known from a warm-blooded animal and from a mammal
Oculotrema hippopotami Stunkard (1924) took a major leap in monogenean evolution.
After its description in 1924 various researchers rejected ...
The bio-ecology and control of Coproica vagans and Coproica hirtula (diptera: Sphaeroceridae) in cattle feedlots
(University of the Free State, 1998-12)
English: Sphaeroceridae are generally known as "lesser dung flies". These are small to medium
sized dark-brown to blackish flies ranging from about 0.5 mm to 6 mm in length. They
are saprophagous and occur throughout the ...
Studies on stalk borers of maize and sorghum in Lesotho
(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 ...
The bio-ecology of the sheep scab mite Psoroptes ovis (Acari: Psoroptidae) Hering (1835)
(University of the Free State, 1999-09)
English: Sheep scab, which is caused by the mite Psoroptes ovis, has been and is still today an
impediment to sheep husbandry in many countries throughout the world. Despite the
economic impact, sheep scab remains a ...
Sessiline ciliophorans associated with Haliotis species (Mollusca: Archaeogastropoda) from the South Coast of South Afica
(University of the Free State, 1999-06)
English: Abalone, locally known as perlemoen, are herbivorous marine gastropods with all species
in one genus, Haliotis Linneaus, 1758. Abalone have been commercially exploited since
ancient times. Along the southern ...
Aspekte van die ekologie van avifauna op 'n binnelandse lughawe
(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 ...
Aspects of the behaviour and ecology of Gurney's Sugarbird Promerops Gurneyi verreaux, 1871, in Protea Woodland, South Africa
(University of the Free State, 1998-11)
English: Several aspects of the ecology of Gurney's Sugarbird were studied in the Lydenburg area
(Mpumalanga) and at Sterkfontein Dam Nature Reserve and Qwaqwa National Park (Free State) during the
period April1980 to ...