Bovine rumen impaction caused by ingestion of Gonometa postica cocoons in eastern-central Namibia

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Impaction of the rumen in cattle due to the ingestion of the cocoons of the Molopo caterpillar Gonometa postica (Walker).

Fig. 1 Gonometa postica: Moth, opened and entire cocoon. from rumen impaction in the North-Western Cape. Similar losses, reported by Edwards I from the Northern Transvaal in 1935, were caused by cocoons of the moth Gonometa rufubrennea. A related moth of the same genus, Gonometa postica (Walker) (fig. 1) occurs in the North-Western Cape, namely north of an imaginary line drawn from Mafeking to ...

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The Evaluation of Hydrogen Peroxide Bleaching of Gonometa Postica Silk

Degradasie van Gonometa postica-sy as gevolg van bleiking is nie alleen ’n belangrike probleem vir verbruikers nie, maar ook vir die vervaardiger. Die doel met die navorsing was om die effek van waterstofperoksiedbleiking op G. postica-sy te bepaal. Die spesifieke doelstelling was om die invloed van temperatuur, pH en tydsduur op waterstofperoksiedvrystelling, kleurverskil, breekkrag en styfhei...

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Structure and Properties of Silk from the African Wild Silkmoth Gonometa postica Reared Indoors

African wild silkmoth, Gonometa postica Walker (Lepidoptera: Lasiocampidae), were reared indoors in order to examine the influence of rearing conditions on the structure and properties of silk cocoon shells and degummed fibers by using a scanning electron microscope, an Instron tensile tester, and a thermogravimetric analyzer. The cocoons reared indoors showed inferior quality in weight, length...

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political economy of china in central asia

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Tracheoesophageal fistula following disc battery ingestion and foreign body impaction

Background: Ingestion of foreign bodies may result in the formation of a tracheoesophageal fistula (TEF), which causes severe morbidity in children. We describe four cases of TEF, who underwent emergent surgery for repair. Case presentation: In this report, we present about four patients aged between 9 months to 2.5 years, who referred due to disc battery ingestion. There were two boys and two ...

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ژورنال

عنوان ژورنال: Journal of the South African Veterinary Association

سال: 2019

ISSN: 2224-9435,1019-9128

DOI: 10.4102/jsava.v90i0.1995