96 publication(s) trouvée(s)
Article scientifique
Feeding preferences of ostriches towards the inclusion of full-fat canola seed in grower diets
The largest expense of an intensive ostrich production unit is feed cost (ca.75%). Protein makes up a great portion of …
Article scientifique
Phenotypic and genetic characterization of indigenous Tswana goats
Tswana goats that were kept in communal systems in three agro-ecological regions in Botswana were characterized according to phenotypic measurements …
Article scientifique
Fertility in dairy cows and ways to improve it
The fertility of dairy cows affects the genetic improvement and financial sustainability of dairy herds. Fertility is a complex trait …
Article scientifique
A glance at achievements of SASAS and animal scientists in southern Africa over more than 50 years
With the congress theme of ‘Golden Innovations for Sustainable Animal Agriculture’, it would be opportune to look not only at …
Article scientifique
Genomics for the advancement of livestock production: A South African perspective
Most of the growth of human populations worldwide will be in developing countries, including South Africa. Natural resources are under …
Article scientifique
Meat in a sustainable food system
Meat has been an important component of the human diet for centuries as a rich source of essential nutrients required …
Article scientifique
Driving forces for changes in geographic range of cattle ticks (Acari: Ixodidae) in Africa: A review
Ticks are the most important external parasites of cattle and are known to transmit more pathogens than any other group …
Article scientifique
Effects of non-steroidal growth implant and dietary zilpaterol hydrochloride on growth and carcass characteristics of feedlot lambs
The effects of steroidal growth implants alone or in combination with β-adrenergic agonist feed additives have not been studied thoroughly …
Article scientifique
A novel flush technique to simulate natural dispersal of spermatozoa in the female reproductive tract and expedite motility assessment of fresh ejaculated Merino (Ovis aries) sperm
Motility is an important criterion in the assessment and quantification of the quality of ejaculated and epididymal sperm samples. Ovine …
Article scientifique
Use of polyethylene glycol to improve the utilisation of leguminous leaf meals in pigs: A review
The use of leguminous leaf meal as feed ingredients for pigs needs to be intensified and improved. Leguminous trees and …
Article scientifique
Analysis of carcass characteristics and fat deposition of Merino, South African Mutton Merino and Dorper lambs housed in a feedlot
The objective of this study was to determine the effect of time spent in a feedlot on the size of …
Article scientifique
Chemical composition of Lablab purpureus and Vigna unguiculata and their subsequent effects on methane production in Xhosa lop-eared goats
The objective of this study was to evaluate the nutritive value and anti-nutrient contents of Lablab purpureus (Lablab) and Vigna …
Article scientifique
Effects of sex and stocking density on the performance of broiler chickens in a sub-tropical environment
The current study investigated the effects of sex and stocking density and their interaction on growth performance and carcass characteristics …
Article scientifique
Production and profitability of a beef herd on transitional Cymbopogon-Themeda veld receiving three levels of lick supplementation
The purpose of the study was to investigate the effects of three levels of lick supplementation on the production and …
Article scientifique
Use of sweet lupin, canola oilcake and full-fat canola as alternatives to soybean oilcake in diets for broilers
The effect of replacing soybean oilcake meal as a protein source with three levels (6.6%, 13.0% and 20.0%) of sweet …
Article scientifique
Expression of ovine ubiquitin C-terminal hydroxylase 1, pH and colour of variety meats from head-stunned Dohne Merino sheep
Ubiquitin C-terminal hydroxylase (UCH-L1) has been identified in few transcriptome studies as a biomarker coding for trauma and perception of …
Article scientifique
Feed preference of grower ostriches consuming diets differing in Lupinus angustifolius inclusion levels
Feed costs contribute the largest proportion of the input costs of slaughter birds in an intensive ostrich production unit. Alternative, …
Article scientifique
Relationship of ewe reproduction with subjectively assessed wool and conformation traits in the Elsenburg Merino flock
Subjectively assessed wool and conformation traits are widely used to select breeding ewes and rams in the sheep industry. Data …
Article scientifique
Effects of varying sweet lupin dietary inclusion levels on feather classes, leather traits and meat composition of feedlot ostriches
The main consumer products derived from ostriches are feathers, leather and meat. Despite progress in optimizing production practices, additional information …
Article scientifique
Survival and development of embryos of Gallus gallus domesticus treated with inorganic bromide
The range of bromide (Br-) in groundwater sources surveyed in South Africa is 0 - 18.4 mg/L. The research aimed …