نتایج جستجو برای: indigenous cattle
تعداد نتایج: 80799 فیلتر نتایج به سال:
Bluetongue virus (BTV) causes disease in domestic and wild ruminants and results in significant economic loss. The closely related Epizootic hemorrhagic disease virus (EHDV) has been associated with bluetongue-like disease in cattle. Although U.S. EHDV strains have not been experimentally proven to cause disease in cattle, there is serologic evidence of infection in cattle. Therefore, rapid dia...
The Uruguayan Creole cattle genetic reserve consists of a herd of about 600 animals (bulls, cows and calves) located in an indigenous habitat of 650 hectares. In a previous study, a random sample from this herd showed high heterozygosity and a Hardy-Weinberg equilibrium for markers of major genes related to milk production. To study its genetic diversity we genotyped a sample of bulls (N = 19 o...
The aim of this study is to identify, as hypotheses, all feasible sources and routes of infection for the BSE cases in Japan, and to study the probability of each hypothesis. The strategy of this epidemiological study is as follows. 1) BSE risk status in Japan is tentatively divided into 3 stages, i.e., before 1996 April when administrative guidance for feed ban of cattle MBM introduced. After ...
In Niger, the growth in local demand for milk and meat makes it necessary to consider genetic improvement of the indigenous cattle. At the Toukounous breeding station, the Azawak zebu has undergone over 50 years of line breeding for milk and meat production traits. To understand the adoption potential of improved Azawak sires in Niger, this study proposes to estimate the values that cattle keep...
The prevalence of snail-borne trematodes (SBTs) cattle and their vector snails in Rajshahi district Bangladesh were determined. A total 380 faecal samples collected examined using Modified Stoll’s Ova Counting Technique. Of the smaples examined, 130 (34.2%) animals found affected with SBTs, mean egg per gram faeces (EPG) was 180.3 ± 0.8. trematodal infections by Fasciola gigantica (1.1%), diffe...
The present research addresses cultural variation in concepts of agency. Across two experiments, we investigate how Indigenous Ngöbe of Panama and US college students interpret and make inferences about nonhuman agency, focusing on plants as a critical test case. In Experiment 1, participants predicted goal-directed actions for plants and other nonhuman kinds and judged their capacities for int...
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