Department of Animal Sciences
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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 ... -
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). ... -
Meat quality characteristics of the plains zebra (Equus quagga)
(Stellenbosch : Stellenbosch University, 2020-03)ENGLISH ABSTRACT: This study presents the first available baseline information on the carcass contribution, physical meat parameters, chemical and mineral composition of plains zebra meat, and sensory profile and optimum ... -
The effect of age and sex on the meat quality of impala (Aepyceros melampus)
(Stellenbosch : Stellenbosch University, 2020-03)ENGLISH ABSTRACT: The aim of this study was to provide baseline data on the effect of animal age and sex on the yield, physical meat quality and chemical composition of impala (Aepyceros melampus) meat. The analysis took ... -
The meat quality of bontebok (Damaliscus pygargus pygargus)
(Stellenbosch : Stellenbosch University, 2020-03)ENGLISH ABSTRACT: The aim of this study was to establish baseline data for the South African meat industry on the meat quality of bontebok (Damaliscus pygargus pygargus) males and to investigate the influence of muscles ... -
The relationship between multispectral satellite-derived vegetation indices and forage quantity and quality indicators in Mountain Zebra National Park
(Stellenbosch : Stellenbosch University, 2019-12)ENGLISH ABSTRACT: Climate change and human population growth has put pressure on protected areas and wilderness in southern Africa, consequently limiting food availability for herbivores. This is a major concern as forage ... -
Performance, water intake, carcass characteristics and intestinal histomorphology of broilers supplemented with phytase
(South African Society for Animal Science, 2018-09-07)A 32-day experiment was conducted to study the effects of supplementation of phytase enzyme, Ronozyme® HiPhos (DSM Nutritional Products, Basel, Switzerland), on the production parameters, water intake, intestinal ... -
Use of sweet lupin, canola oilcake and full-fat canola as alternatives to soybean oilcake in diets for broilers
(South African Society for Animal Science, 2018-07-02)The effect of replacing soybean oilcake meal as a protein source with three levels (6.6%, 13.0% and 20.0%) of sweet lupin (Lupinus angustifolius), canola oilcake and full-fat canola in diets for broiler chickens was examined. ... -
Feeding preferences of ostriches towards the inclusion of full-fat canola seed in grower diets
(South African Society for Animal Science, 2018-11-20)The largest expense of an intensive ostrich production unit is feed cost (ca.75%). Protein makes up a great portion of feed for monogastric animals and this expense can be lowered by utilizing locally produced feedstuffs ... -
Production and slaughter performance of ostriches fed full-fat canola seed
(South African Society for Animal Science, 2018-09-26)Full-fat canola seed (FFCS) is a locally produced alternative protein source that has potential for inclusion in the diet of ostriches. Chicks aged 84 days and weighing 24.7 ± 0.36 kg were fed five iso-nutritional diets ... -
Effects of varying sweet lupin dietary inclusion levels on feather classes, leather traits and meat composition of feedlot ostriches
(South African Society for Animal Science, 2017-12-01)The main consumer products derived from ostriches are feathers, leather and meat. Despite progress in optimizing production practices, additional information is still necessary about the value of various raw materials as ... -
The effect of beef production system on proximate composition and fatty acid profile of three beef muscles
(South African Society for Animal Science, 2017-12-22)In this study the effects of animal age combined with feeding regime and the utilisation of a beta-agonist (within a grain-fed system) on proximate composition and fatty acid profile of M. longissimus lumborum (LL), M. ... -
Analysis of carcass characteristics and fat deposition of Merino, South African Mutton Merino and Dorper lambs housed in a feedlot
(South African Society for Animal Science, 2018-02-15)The objective of this study was to determine the effect of time spent in a feedlot on the size of the various fat depots and the distribution of the main tissues (muscle, bone, and fat) of three common South African sheep ... -
Relationship of ewe reproduction with subjectively assessed wool and conformation traits in the Elsenburg Merino flock
(South African Society for Animal Science, 2017-11-06)Subjectively assessed wool and conformation traits are widely used to select breeding ewes and rams in the sheep industry. Data from a Merino flock that is maintained at Elsenburg Research Farm were used to investigate ...
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