Department of Animal Sciences
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Composition of rabbit caecal microbiota and the effects of dietary quercetin supplementation and sex thereupon
(Universidad Politécnica de Valencia, 2019)The purpose of this study was to add to the current understanding of rabbit caecal microbiota. This involved describing its microbial composition and linking this to live performance parameters, as well as determining the ... -
Effect of breed types and castration on carcass characteristics of Boer and large frame indigenous Veld goats of Southern Africa
(MDPI, 2020)Weaner male Boer Goats (BG; n = 36; 21 bucks and 15 wethers) and large frame Indigenous Veld Goats (IVG; n = 41; 21 bucks and 20 wethers) were raised on hay and natural grass ad libitum and the recommended amount of ... -
Bioavailability and bioefficacy of hemp by-products in ruminant meat production and preservation: a review.
(2020)Plant by-products obtained from agro-industrial processes require valorisation to demonstrate their potential for enhancing animal health, meat production, and shelf life extension. One example is the fast-growing hemp ... -
Ostrich ejaculate characteristics and male libido around equinox and solstice dates
(Springer, 2020)The study evaluated the effect of time of the year in which changes in photoperiod occurs on ostrich semen characteristics and male libido. Semen was collected for 5 days before, on and 5 days after winter solstice (21 ... -
Meat quality, skin damage and reproductive performance of ostriches exposed to extensive human presence and interactions at an early age
(Springer, 2020)The effect human presence and interactions performed after hatch to 3 months of age has on ostrich meat quality, skin damage and reproductive performance at a later age was investigated in 416-day-old ostrich chicks. The ... -
Livelihood, food and nutrition security in Southern Africa : what role do indigenous cattle genetic resources play?
(MDPI, 2020)Of the 345 million people in the Southern African Development Community (SADC), 30.6% are severely food insecure, 8% malnourished and 50% live with less than US $1 per day, respectively. Livelihood, food and nutrition ... -
Domestic free-range pig genetic resources in Southern Africa : progress and prospects
(MDPI, 2020)Pig genetic resources in Africa originate from different regions and were introduced through several migration pathways. Genetic analysis has shown a strong phylogeographic pattern, with pigs on the eastern parts showing ... -
The current status of indigenous ovine genetic resources in Southern Africa and future sustainable utilisation to improve livelihoods
(MDPI, 2019-12-25)Abstract: Indigenous sheep play an important role in the livelihoods of communal farmers in the Southern Africa Development Community (SADC), and this underlines the need to curb the genetic erosion of these valuable ... -
Comparing feed use efficiency and enteric gas production of Holstein and Jersey cows in a kikuyu pasture-based system using mathematical models
(Stellenbosch : Stellenbosch University, 2020-03)ENGLISH ABSTRACT: Feed use efficiency to synthesise maximum amounts of milk while ensuring responsible use and protection of the environment is of significance for sustainable milk production. The aim of this study was to ... -
Genetic characterization of smallholder sheep flocks in the Western Cape, South Africa
(Stellenbosch : Stellenbosch University, 2020-03)ENGLISH ABSTRACT: The arid environment found in South Africa, coupled with the changing climate could present new obstacles that need to be accounted for in farming activities and practises. Smallholder farmers experience ... -
The effect of a potential protein binder on ruminal and post-ruminal protein digestion responses
(2020-03)ENGLISH ABSTRACT: The objectives of this study were to determine the effect of a potential protein binder on in sacco and in vitro protein disappearance parameters, protein solubility, degradability of soluble protein and ... -
An insight into the livelihood of small-scale pig farmers in the Western Cape, South Africa
(Stellenbosch : Stellenbosch University, 2020-03)ENGLISH ABSTRACT: The aim of this study was to gain insight into the livelihood and production characteristics of smallscale pig farmers in the Western Cape, South Africa. The objectives were to firstly compare the demographic ... -
Modelling the growth, feed intake and backfat deposition of different South African sheep breed types
(Stellenbosch : Stellenbosch University, 2020-03)ENGLISH ABSTRACT: In order to set up a decision support system which can be applied to the feedlot finishing of lambs, models relating to the growth and production of lambs need to be developed. This dissertation presents ... -
The effect of processing on the short- and long-term viability of epididymal African buffalo (Syncerus caffer) spermatozoa
(Stellenbosch : Stellenbosch University, 2020-03)ENGLISH ABSTRACT: The Africa buffalo (Syncerus caffer) is one of the Big 5 that features strongly in the ecotourism and trophy hunting industries, and more recently, this species is sought after in game ranching operations. ... -
Citrus and winery wastes : promising dietary supplements for sustainable ruminant animal nutrition, health, production, and meat quality
(MDPI, 2018-10-16)Citrus and grapes are the most widely grown fruits globally, with one-third of total production used for juice and wine making. The juice and winemaking processes generate large quantities of solid organic wastes including ... -
Meat quality characteristics of giraffe (Giraffa camelopardalis angolensis)
(Stellenbosch : Stellenbosch University, 2020-03)ENGLISH ABSTRACT: Although some giraffe populations are threatened, their numbers have been seen to grow exponentially under ranched management conditions. This population growth can be attributed to the absence of natural ... -
Ruminal and intestinal digestibility of rumen protected lysine and its effect on production responses in Merino rams
(Stellenbosch : Stellenbosch University, 2020-03)ENGLISH ABSTRACT: Wool is a large export commodity in South Africa where the price is determined by supply and demand. The average clean wool price per kilogram for the 2017/2018 wool clip season was R183.84 (top lines). ... -
Quantification of springbok (Antidorcas marsupialis) meat yield and meat quality
(Stellenbosch : Stellenbosch University, 2020-03)ENGLISH ABSTRACT: This study aimed to determine the effect of subspecies, sex and intensity of culling on the meat yield and meat quality of springbok (Antidorcas marsupialis). This was done by analysing data on the carcass ... -
Evaluating silage oil from rainbow trout (Oncorhynchus mykiss) viscera as a substitute for dietary fish oil on production parameters of juvenile African catfish (Clarias gariepinus)
(Stellenbosch : Stellenbosch University, 2020-03)ENGLISH ABSTRACT: Fresh rainbow trout (Oncorhynchus mykiss) viscera was used to extract fish silage oil by acid and fermentation ensiling methods. Organic acid mixtures (lactic acid x formic acid, lactic acid x propionic ... -
The influence of Aquahatch on the growth performance of larval and juvenile African catfish (Clarias gariepinus, Burchell 1822)
(Stellenbosch : Stellenbosch University, 2020-03)ENGLISH ABSTRACT: Aquaculture is one of the fastest growing food production sectors in the world. However, the limited supply of quality seed stock is bottlenecking its growth. This is especially evident in the African ...
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