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Is there competition between Haemonchus contortus and Haemonchus placei in a pasture grazed by only sheep?
(2020-03-01)
This study aimed to evaluate the dynamics of Haemonchus contortus and Haemonchus placei infections and hybridization between these species in grazing sheep without contact with cattle. On January 14, 2014, sixteen young ...
Resistance of sheep from different genetic groups to gastrointestinal nematodes in the state of Sao Paulo, Brazil
(Elsevier B.V., 2018-09-01)
Infections by gastrointestinal nematodes cause large losses to sheep breeders. In the study reported here, the resistance to gastrointestinal nematodes was analyzed in sheep of adapted and non-adapted breeds, maintained ...
Dermatosparaxis in a sheep: Clinical, anatomopathological, and molecular findingsDermatosparaxia em um ovino: Achados clínicos, anatomopatológicos e moleculares
(2017-01-01)
Background: Dermatosparaxis is an autosomal recessive genetic disease that affects the connective tissue of animals. Collagen proteins form fibrillar structures that provide strength and structure to the extracellular ...
Weight adjustment equation for hair sheep raised in warm conditions
(Cambridge University Press, 2020)
Modeling of the annual cycle of Melophagus Ovinus (L.) in two sheeps flocks of Patagonia, Argentina
(2018-03)
The ked Melophagus ovinus (L.), one of the most common obligate external parasites in sheep, is a recurrent problem in temperate sheep production areas worldwide. Modeling of its annual dynamics, which is lacking, can ...
Host specificity of sheep and cattle nematodes in São Paulo state, Brazil
(Elsevier B.V., 1997-12-15)
The trial was carried out to investigate parasite host specificity and to analyse the dynamics of infection with nematodes parasitizing sheep and catt:le raised together or separately in São Paulo state, Brazil, and, also ...