The evidence for both between-and within-breed genetic variation for resistance to gastrointestinal (GI) nematode parasites is reviewed. It is concluded that much of the published research on breed characterisation for resistance suffers from poor experimental design. Prior to the initiation of a...
Baker, R.L.
,
[Genetic resistance to endoparasites in sheep and goats. A review of genetic resistance to gastrointestinal nematode parasites in sheep and goats in the tropics and evidence for resistance in some sheep and goat breeds in sub-humid coastal Kenya]
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Genetic resistance to endoparasites in sheep and goats. A review of genetic resistance to gastrointestinal nematode parasites in sheep and goats in the tropics and evidence for resistance in some sheep and goat breeds in sub-humid coastal Kenya
This study is evaluating the resistance of Red Maasai sheep to endoparasite infections relative to Dorper sheep and a range of Red Maasai x Dorper crosses. The results confirm previous Reports that both Red Maasai ewes and lambs are more resistant to endoparasites (predominantly Haemonchus contor...
Baker, R.L.
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Mwamachi, D.M.
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Audho, James O.
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Thorpe, W.R.
,
[Genetic resistance to gastrointestinal nematode parasites in Red Maasai sheep in Kenya]
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Genetic resistance to gastrointestinal nematode parasites in Red Maasai sheep in Kenya
Research in Kenya has confirmed that Red Maasai sheep are more resistant to gastrointestinal parasites than Dorper sheep and has shown that Small East African goats are more resistant than Galla goats. There is no difference in resistance between the Menz and Horro sheep breeds in Ethiopia. Herit...
Baker, R.L.
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Rege, J.E.O.
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Tembely, S.
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Mukasa-Mugerwa, E.
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Anindo, D.O.
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Mwamachi, D.M.
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Thorpe, W.R.
,
Lahlou-Kassi, A.
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[Genetic resistance to gastrointestinal nematode parasites in some indigenous breeds of sheep and goats in East Africa]
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Genetic resistance to gastrointestinal nematode parasites in some indigenous breeds of sheep and goats in East Africa
Resistance and resilience to naturally acquired gastro-intestinal (GI) nematode parasite infections (predominantly Haemonchus contortus) were studied in 1785 lambs born over six lambings (1991 to 1996) consisting of 212 Red Maasai, 311 Dorper and 1262 crossbred (Red Maasai-Dorper) lambs in the su...
Baker, R.L.
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Nagda, S.M.
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Rodríguez Zas, S.L.
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Southey, B.R.
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Audho, James O.
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Aduda, Eric O.
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Thorpe, W.R.
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[Resistance and resilience to gastro-intestinal nematode parasites and relationships with productivity of Red Maasai, Dorper and Red Maasai X Dorper crossbred lambs in the sub-humid tropics]
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Resistance and resilience to gastro-intestinal nematode parasites and relationships with productivity of Red Maasai, Dorper and Red Maasai X Dorper crossbred lambs in the sub-humid tropics
The Menz and Horro highland sheep breeds are being evaluated at the ILCA Debre Birhan research station in Ethiopia for between-and within-breed genetic variation for resistance to internal parasites. The experimental design involve mating, for each breed, 150 ewes with 10 rams to lamb at the begi...
Rege, J.E.O.
,
Tembely, S.
,
Mukasa, E.
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Sovani, S.
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Anindo, D.O.
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Lahlou-Kassi, A.
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Baker, R.L.
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[Preliminary evidence for genetic resistance to endoparasites in Menz and Horro lambs in the highlands of Ethiopia]
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Preliminary evidence for genetic resistance to endoparasites in Menz and Horro lambs in the highlands of Ethiopia