Now showing items 1-4 of 4
Resistance of cattle of various genetic groups to the tick Rhipicephalus microplus and the relationship with coat traits
(Veterinary Parasitology, 2012-05-25) [Artigo]
This study evaluated the resistance of cattle of different genetic groups to the tick Rhipicephalus microplus and the relationship with traits of the animals' hair and coat. Cows of the Senepol x Nelore (SN), Angus x Nelore ...
Gastrointestinal nematode infection in beef cattle of different genetic groups in Brazil
(Veterinary Parasitology, 2009-12-23) [Artigo]
Resistance to natural infection by gastrointestinal nematodes was compared in 67 female calves of the following genetic groups: Nelore (NX); 1/2 Senepol + 1/2 Nelore (SN); and 1/2 Aberdeen Angus + 1/2 Nelore (AN). The NX ...
In vitro acaricidal activity of neem (Azadirachta indica) seed extracts with known azadirachtin concentrations against Rhipicephalus microplus
(Veterinary Parasitology, 2011-09-27) [Artigo]
The effect of four extracts from neem seeds (Azadirachta indica) containing 2000, 5000, 9000 and 10,000 ppm of azadirachtin A (AZA), quantified by high-performance liquid chromatography (HPLC) and diluted to 1.25%; 2.5%; ...
Prospecting candidate SNPs for backfat in Canchim beef cattle
(Genetics and Molecular Research, 2010-01-01) [Resumo]
Canchim is a composite cattle breed developed in Brazil for beef production. One of the breeding objectives is to increase fat deposition. QTLs for fat thickness and/or marbling have been reported on BTA4 and BTA14. The ...