Results 21 to 30 of about 14,295 (248)
Pesquisas efetivas que avaliam a eficiência dos rebanhos bovinos na região Norte do Brasil são insipientes. Por isso, objetivou-se avaliar as mudanças genéticas aditivas diretas e maternais dos pesos padronizados para 205 (P205), 365 (P365) e 550 (P550 ...
Geneíldes Cristina de Jesus Santos+5 more
doaj +3 more sources
Studies on the trypanotolerance of Orma Boran X Maasai Zebu (Orma Zebu) crossbred cattle (F1 progeny) and pure-bred Maasai Zebu contemporaries were carried out in Nguruman, south western Kenya. The two groups were monitored from birth for a period of 2
M.W. Maichomo+3 more
doaj +1 more source
During the last few decades, the effective population size of indigenous zebu cattle breeds has declined drastically, resulting in the classification of some of them into the vulnerable, endangered, or critically endangered category.
Vandana Manomohan+8 more
doaj +1 more source
Spongiform Encephalopathy in a Miniature Zebu
The first case of spongiform encephalopathy in a zebu (Bos indicus) was identified in a zoo in Switzerland. Although histopathologic and immunohistochemical analyses of the central nervous system indicated a diagnosis of bovine spongiform encephalopathy (BSE), molecular typing showed some features different from those of BSE in cattle (B. taurus).
Seuberlich, Torsten+8 more
openaire +5 more sources
Glutathione and IGF-1 in bovine seminal cryopreservation: oxidative stress response and pregnancy rate [PDF]
The objective of this study was to evaluate the rate of conception, metabolic, and structural conditions of cryopreserved bovine sperm cells, plus extender with IGF-1 and glutathione (GSH).
D.S. Almeida+7 more
doaj +1 more source
Para determinar as exigências energéticas e protéicas de animais mestiços leiteiros e zebu, castrados, nas fases de recria e engorda, foram utilizados 47 bovinos machos castrados, com peso vivo médio de 266 kg, sendo 16 zebu e 31 mestiços leiteiros (16 ...
Alfredo Acosta Backes+5 more
doaj +1 more source
Induction d'oestrus et insemination artificielle chez les zebus Azawak et zebus Goudali au Burkina Faso [PDF]
Estrus Induction and Artificial Insemination of Zebu Azawak and Zebu Goudali Cattle in Burkina Faso. The efficiency of estrus induction treatment and fertility after artificial insemination were monitored with 88 zebu Azawak and 82 zebu Goudali treated ...
Zongo, M.+5 more
doaj
Inbreeding effects on morphological and management traits in Gyr dairy cattle
Bovine populations under genetic evaluation based on the BLUP method, as is the case of Gyr dairy cattle, tend to progressively use less breeding bulls, which can lead to increased relationship between individuals.
Rafael Guimarães Vizoná+5 more
doaj +6 more sources
Beef quality of Nellore steers fed dried or rehydrated and ensiled corn or sorghum grains
Background: Rehydration of grains, such as corn and sorghum, is used to increase nutrient absorption. However, the effect of this practice on meat quality is poorly understood.
Fabiano A. Ferreira+7 more
doaj +1 more source