Research Articles (Animal Sciences)
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Discriminating muscle type of selected game species using near infrared (NIR) spectroscopy
(Elsevier, 2019-11-02)In this study near infrared (NIR) spectroscopy was used to discriminate between different muscle types within each species of selected game animals, and to classify species regardless of the muscle. Muscle steaks from ... -
Effect of pawpaw (Carica papaya) seed meal on sex determination, growth, and survival, of Oreochromis mossambicus fry
(AquacultureHub Inc, 2018)The production of monosex tilapia populations is a potential and effective solution for the precocious breeding and indiscriminate spawning that occurs in mixed sex culture systems. This study investigated the possibility ... -
Composition of rabbit caecal microbiota and the effects of dietary quercetin supplementation and sex thereupon
(Universidad Politecnica 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 ... -
Extending the interval between second vaccination and slaughter : II. changes in the reproductive capacity of immunocastrated ram lambs
(Elsevier, 2019-01-17)Immunocastration improves the welfare of castrated commercial slaughter lambs; however, the time-point at which this technique influences semen quality and sperm production has not yet been established for various vaccination ... -
Extending the interval between second vaccination and slaughter : I. effects on growth, scrotal size and stress responses of immunocastrated ram lambs
(Elsevier, 2019-01-18)Immunocastration provides a less invasive means of castrating lambs. Considering increasing consumer awareness, the efficacy of this technique on commercial slaughter lambs needs to be further investigated and its effects ... -
Factors influencing off-take rates of smallholder sheep farming systems in the Western Cape Provinve of South Africa
(South African Society of Agricultural Extension, 2019)The purpose of this study was to determine off-take rates in smallholder sheep farming systems in the Western Cape province of South Africa. A purposeful sampling technique was used where smallholder farmers were selected ... -
Hepatic and haemato-biochemical alterations in juvenile Mozambique tilapia (oreochromis mossambicus) on pawpaw (carica papaya) seed meal
(Canadian Center of Science and Education, 2019-06-15)Pawpaw seed meal (PSM) can be used as an antifertility agent in animals, however there is no information on its potential toxicological effect on Mozambique tilapia (O. mossambicus). In this study the effect of PSM on the ... -
Hormonal profile and reproductive parameters of pre-vitellogenic mozambique tilapia (oreochromis mossambicus) on pawpaw (carica papaya) seed meal
(Canadian Center of Science and Education, 2019-06-15)The use of phytochemicals to control precocious maturation and indiscriminate spawning among tilapia species is an important issue in aquaculture. This study investigated the influence of pawpaw (Carica papaya) seed meal ... -
Slaughter characteristics of feedlot-finished premium South African lamb : effects of sex and breed type
(MDPI, 2020-05-18)This study compared the carcass characteristics of ram and ewe lambs from South African wool, dual-purpose, meat, and fat-tailed sheep types, reared to produce premium lamb carcasses. The lambs were reared on a feedlot ... -
Strategies for sustainable use of indigenous cattle genetic resources in southern Africa
(MDPI, 2019-11-12)Indigenous cattle breeds are the most important livestock species in the Southern African Development Community (SADC) region owing to their role in human food, nutrition, income, and social security. Despite the role of ... -
Effect of late prepartum fibre-based diets on the live weight changes and reproduction of Holstein cows in the subsequent lactation period
(South African Society for Animal Science, 2019-03-07)The objective of this study was to evaluate two late prepartum fibre-based diets that differed in nonstructural carbohydrate (NFC) and protein levels on live weight (LW) changes and fertility traits of Holstein cows until ... -
Growth, carcass and meat quality traits of two South African meat rabbit breeds
(South African Society for Animal Science, 2019-10-01)Rabbits could contribute to meat production in South Africa. However, little research has been done on rabbit farming in the country, including on the performance of locally available meat breeds. This study examined the ... -
Carcass and meat quality attributes of Malawi Zebu steers fed Vachellia polyacantha leaves or Adansonia digitata seed as alternative protein sources to Glycine max
(South African Society for Animal Science, 2019-05-09)To enhance smallholder beef farmers' capacity to cope with animal feed shortages, especially dietary protein induced by climate change, it is important to evaluate the feeding value of low-cost protein sources naturally ... -
Effect of varying levels of protein concentration on production traits of ostriches (Struthio camelus var. domesticus)
(South African Society for Animal Science, 2019-07-28)The ostrich industry is poised to recover from the recent lifting of the four-year export ban on fresh meat products to the European Union EU). However, during this period profit margins were severely affected and the need ... -
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 ... -
Etorphine-Ketamine Constant Rate Infusion for Maintenance of Anaesthesia in a Compromised White Rhinoceros (Ceratotherium simum)
(Hindawi, 2019-03-12)A subadult white rhinoceros bull presented for oesophageal endoscopic evaluation and foreign body removal under general anaesthesia. The animal had a history of nasal and oral regurgitation of water and ingesta with ... -
Hermetia illucens Larvae Reared on different substrates in broiler quail diets : effect on physicochemical and sensory quality of the quail meat
(MDPI, 2019-08-02)This research aimed at improving the fatty acid (FA) profile of Hermetia illucens larvae (HI) and evaluating the effects of their inclusion in growing broiler quails’ diets on the meat physicochemical quality, including ... -
The effect of barley and lysine supplementation of pasture-based diet on growth, carcass composition and physical quality attributes of meat from farmed Fallow Deer (Dama dama) the effect of barley and lysine supplementation of pasture-based diet on growth, carcass composition and physical quality attributes of meat from farmed Fallow Deer (Dama dama)
(MDPI, 2019-01-24)Fallow deer (Dama dama) are important meat producing species providing venison and other products to an international market. The present study investigated the effects of different feed rations on the growth, carcass ... -
Towards a new phenotype for tick resistance in beef and dairy cattle : a review
(CSIRO Publishing, 2019-07-04)About 80% of the world’s cattle are affected by ticks and tick-borne diseases, both of which cause significant production losses. Cattle host resistance to ticks is the most important factor affecting the economics of ... -
Early-life gut dysbiosis linked to juvenile mortality in ostriches
(BMC (part of Springer Nature), 2020-10-12)Background: Imbalances in the gut microbial community (dysbiosis) of vertebrates have been associated with several gastrointestinal and autoimmune diseases. However, it is unclear which taxa are associated with gut dysbiosis, ...
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