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基于CPM-Dairy软件评估饲粮有效营养价值对荷斯坦奶牛生产性能预测的有效性及瘤胃微生物区系和血清生化指标的影响
CPM-Dairy软件 奶牛 瘤胃微生物区系 代谢能 代谢蛋白质 玉米淀粉
2020/11/4
本试验旨在通过对奶牛血清生化指标、瘤胃发酵参数与微生物区系及生产性能的综合评判，研究基于CPM （Cornell-Penn-Miner）-Dairy软件评估饲粮有效营养价值进行荷斯坦奶牛生产性能预测的有效性，为CPM-Dairy软件在奶牛饲料生产中的应用提供理论依据。采用4×4拉丁方试验设计，选择4头体况接近的奶牛，分别饲喂4种不同玉米淀粉添加量（0、300、600及900 g/d），但泌乳净能、...
How do herd’s genetic level and milk quality affect performance of dairy farms?
genetic level dairy farm technical efficiency data envelopment analysis fractional regression model
2018/11/23
The effects of genetic level and output quality characteristics on technical efficiency (TE) of dairy farms were studied. The average total relative breeding value (RBV) at herd level was considered a...
Supplementation of Dairy Cows with Docosahexaenoic Acid Did Not Affect Ovarian Activity
algae follicle corpus luteum oestrus oestradiol progesterone milk DHA
2018/3/5
Vlcek M., Andrlikova M., Barbato O., Bina V., Boland M.P., Dolezel R., Lopatarova M., Cech S. (2017):
Supplementation of dairy cows with docosahexaenoic acid did not affect ovarian activity. Czech J....
The Study of Endometrium at Gestational Days 5 and 15 in Dairy Goats (Capra hircus)
endometrial receptivity pinopodes gestational day 15 (D15)
2018/3/5
Endometrium receptivity, an absolutely necessary part of successful embryo implantation, and several morphological
and biochemical endometrial receptivity biomarkers have already been studied and pro...
Whole dairy matrix or single nutrients in assessment of health effects: current evidence and knowledge gaps
bioavailability blood lipids calcium dairy nutrients dairy protein dairy structure fermented dairy MFGM phosphorous whole dairy
2018/11/13
Foods consist of a large number of different nutrients that are contained in a complex structure. The nature of the food structure and the nutrients therein (i.e., the food matrix) will determine the ...
Statistical analysis of factors influencing the results of enterprises in dairy industry
cluster analysis economic indicators milk industry ownership subsidies
2017/6/22
The article deals with companies processing and producing dairy products and cheeses in the Czech market. The dairy industry is a crucial field among the production of food products. On March 31, 2015...
The effect of increasing dairy calcium intake of adolescent girls on changes in body fat and weight
percentage of body fat weight adolescence dietary calcium intake dairy foods girls
2018/11/13
Background: Overweight is epidemic in adolescents and is a major concern because it tracks into adulthood. Evidence supports the efficacy of high-calcium, high-dairy diets in achieving healthy weight ...
Nonfermented milk and other dairy products: associations with all-cause mortality
all-cause mortality butter cheese dairy products fermented dairy products fermented milk milk nonfermented milk
2018/11/14
Background: A positive association between nonfermented milk intake and increased all-cause mortality was recently reported, but overall, the association between dairy intake and mortality is inconclu...
Effects of dietary protein level on growth performance and nitrogen excretion of dairy heifers
Heifers Growth Performance Protein Nitrogen Excretion
2017/3/9
Protein supplementation is costly and can result in excess nitrogen (N) excretion. The objective of this study was to evaluate the effects of feeding different levels of dietary protein on average dai...
Performance and milk composition of dairy goats as affected by the dietary level of stoned olive cake silages
toned Olive Cake Silages Fatty Acid Composition Goat Milk Phenolic Compounds
2017/3/9
The current study compared the effects of dietary levels of two phase stoned olive cake (OC) in form of silage (OCS) on milk production and quality of Saanen goats.
Effects of selenium-rich yeast supplementation on the plasma progesterone levels of postpartum dairy cows
Cow Postpartum Progesterone Reproduction Selenium
2017/3/9
The effects of the pre- and postpartum supplementation of cows with Se on their plasma P4 concentrations after calving were investigated.
Effect of inclusion of different levels of Leucaena silage on rumen microbial population and microbial protein synthesis in dairy steers fed on rice straw
Dairy Steers Leucaena Silage Microbial Population Microbial Protein Synthesis Rice Straw
2017/3/8
Leucaena leucocephala (Leucaena) is a perennial tropical legume that can be directly grazed or harvested and offered to ruminants as hay, silage, or fresh. However, Leucaena contain phenolic compounds...
The influence of milking on the teat canal of dairy cows determined by ultrasonographic measurements
ultrasonography udder teat regeneration milking traits
2017/2/21
The effect of milking on the length and diameter of the teat canal during teat regeneration immediately after milking was evaluated. The practical measurements of the teat canal were performed on 70 H...
Peripheral skeleton bone strength is positively correlated with total and dairy protein intakes in healthy postmenopausal women
bone fragility bone microstructure dairy products finite element analysis fracture risk HR-pQCT nutrition osteoporosis protein intake
2018/11/12
Background: Bone mineral content (BMC) and bone mineral density (BMD) are positively correlated with dietary protein intakes, which account for 1–8% of BMC and BMD variances. However, the relation bet...
Nutrient production from dairy cattle manure and loading on arable land
Dairy Cattle Manure Composting Weight Reduction Nutrient Loss Nutrient Loading Coefficients
2017/3/8
Along with increasing livestock products via intensive rearing, the accumulation of livestock manure has become a serious issue due to the fact that there is finite land for livestock manure recycling...