نتایج جستجو برای: dairy calf
تعداد نتایج: 58158 فیلتر نتایج به سال:
Background: Foodborne infection caused by EnterotoxigenicEscherichia coli (ETEC) and Enteropathogenic Escherichia coli (EPEC) is one of the major health problems, particularly in the developing countries. Therefore, it is vital to identify the origin of food contamination to plan control strategies efficiently. Method: A tota...
Recording of body weights dairy calves may assist producers in monitoring the health status and making feed-related management decisions. Traditional methods weighing can be time-consuming labor-intensive. The objective this study was to evaluate a forefront weight scale on stalls attached an automated calf milk feeder system determine accuracy for measuring Holstein crossbred calves. conducted...
The objective of this study was to characterise husbandry and technical-productive practices at the calf rearing stage in dairy farms Los Lagos Region, southern Chile. A face-to-face survey applied 22 Region 2017. All performed artificial under either two systems: total barn confinement (48%) or a mixed system that considers first with second open-air paddocks (52%). More than half (52%) suppli...
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