TUTDoR

McCrindle, Cheryl M. E.

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Date: 2010-10-05
Type: Text
Identifier: tut:1358
Description: Heartwater, a tick-borne disease caused by Ehrlichia ruminantium, is considered to be a significant cause of mortality amongst domestic and wild ruminants in South Africa. The main vector is Amblyomma ... More
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Date: 2009/02/17
Language: en
Type: Text
Identifier: tut:5946
Description: Chromium can act either as an essential micronutrient or a chemical carcinogen, depending on its oxidation state. Of the two most stable chromium oxidation states, Cr(VI) is a known carcinogen, while ... More
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Date: 2008-04-10
Type: Text
Identifier: tut:1344
Description: Heartwater is a tick borne disease that affects ruminants and wild animals in Africa south of the Sahara. It is caused by Ehrlichia ruminantium and transmitted by the tick Amblyomma hebraeum. The prot ... More
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Date: 2008/03/16
Language: en
Type: Text
Identifier: tut:5063
Description: The levels of trace elements are an important component of safety and quality of milk. While certain ele- ments such as chromium are essential at low levels, an excess can result in deleterious effect ... More
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