搜索结果: 1-4 共查到“食品科学技术 calves”相关记录4条 . 查询时间(0.078 秒)
Persistence of bifidobacteria in the intestines of calves after administration in freeze-dried form or in fermented milk
probiotic bacteria technological properties storage conditions gut young ruminants
2016/2/23
In order to improve the gut microbiome of calves, probiotic bacteria can be fed as active living-cells (fermented milk), or as live but inactive (freeze-dried) cultures. Ten bifidobacterial strains wi...
The Effect of Calfhood Diseases on Growth of Female Dairy Calves During the First 3 Months of Life in New York State
calf disease growth failure of passive antibody transfer
2008/7/22
Our objective was to study the effects of pneumonia (cumulative incidence, 25%), diarrhea (29%), umbilical infection (14%), and umbilical hernia (15%) on BW and height gains during the first 3 mo of l...
Use of the Relative Dose Response (RDR) Assay to Determine Vitamin A Status of Calves at Birth and Four Weeks of Age
calves vitamin A relative dose response assay
2008/6/23
An accurate assessment of vitamin A status can be determined by analysis of liver biopsy samples; however, liver biopsies are not always feasible. Plasma concentrations of vitamin A do not provide an ...
Water Balance and Fecal Moisture Content in Suckling Calves as Influenced by Free Access to Dry Feed
dry feed water balance antidiuretichormone suckling calves
2008/6/18
Holstein bull calves were used to examine the effect of dry feed on water balance and fecal moisture content during the suckling period. In Experiment 1 (n = 20 calves), free access to concentrate and...
