"Experientia docet" - Experience is the best teacher
The effect of age on the composition of blood of beef and dairy cattle
The relationship between the blood constituents of beef and dairy cattle and their age was investigated. The experimental group comprised 12 Afrikaner cows and their calves and 12 Friesian cows and their calves. Blood samples were drawn every fortnight and…
Preliminary results on electrophoretic and immunoelectrophoretic fractionation of bovine muscle extract
Details of techniques are presented of starch gel-, cellulose acetate - and immunoelectrophoresis which can be used to fractionate bovine muscle extract in such a way that the variation between individual samples can be detected qualitatively. The repeatability of results…
Die voorkoms van bleek, sagte en waterige (BSW) spiere in spekvarkkarkasse by twee fabrieke in Suid-Afrika
The occurrence of pale soft and exudative (PSE) muscle in bacon carcasses at two factories in South Africa At two bacon factories (A and B) in South Africa it was found in a survey that 8,6%(n=580) and 5,0%(n=1019) of the…
Some effects of shooting on losses of meat and meat-quality in springbok and impala
The amount of tissue damaged by bullet wounds and thus unfit for human consumption averaged 13,9% of the total carcass weight. When carcasses were grouped according to the locality hit by the bullet, it was found that shots through the…
‘n Bepaling van die optimum slaggewig van vroeggespeende lammers
An investigation of the optimum slaughter weight of early weaned lambsWhereas lambs of woolled-mutton and mutton-woolled breeds are slaughtered locally at a live weight of approximately 32 kg, commensurate with the time of weaning, this experiment was planned to investigate…
Carcass composition of mature male blesbok and kudu
Data on the carcass composition of mature male blesbok and kudu shot on two Northern Transvaal nature reserves are presented. The mean live weights of the 22 blesbok and 18 kudu examined were 73,4 kg and 236,3 kg, cold carcass…
Beskrywing van ‘n apparaat om gaswisseling oor kort periodes by lammers te bepaal
Description of an apparatus for short term measurements of gas exchanges in lambsA simple apparatus, based on the confinement principle as described by Charlét-Lery (1958) and modified by Turner & Thornton (1966) for short term gas exchange measurements in lambs…