Sound claws are essential for beef cattle, given the marked influence they have on functional longevity and subsequent performance. The aim of this study was to evaluate morphological and physiological claw characteristics of Bonsmara SA beef cattle in the major…
Although only 3,9% of the total world wool production is produced here, South Africa is well known for the high quality of its wool and its classing. In this article quality differences of a biological nature are identified (breeding, feeding…
Biological factors that influence the quality of mohair. The influence of the most desirable properties (fineness, length, style, character and lustre) on the price of mohair is discussed briefly. Biological factors such as age, nutrition, genetics, sex, and stress and…
Little is known about the factors affecting leather and skin traits in ostriches. The effect of age on physical skin traits of slaughter ostriches was consequently investigated. Forty skins representing slaughter ages ranging from five to 14 months were selected…
The effects were investigated of energy and protein concentrations (with associated amino acid concentrations) in ostrich diets on leather quality of the skins of 50 ostriches. Energy concentrations were 9.0, 10.5 and 12.0 MJ ME/kg diet and protein concentrations were…
