搜索结果: 1-15 共查到“生物学 calves”相关记录30条 . 查询时间(0.046 秒)
Acid-base homeostasis of blood and pH of abomasum in calves fed non-acidified and acidified milk replacer
calves milk feeding formic acid acid-base balance pH of abomasums
2015/6/4
Experiments were conducted on calves divided into three groups, 6 animals in each, to determine the influence of the intake of non-acidified and acidified milk replacer on the level of acid-base homeo...
Effects of Supplemental Mannanoligosaccharides on Growth Performance, Faecal Characteristics and Health in Dairy Calves
Calves Mannanoligosaccharides Growth Performance Faecal Characteristics Health
2016/5/19
Twenty Holstein calves were used to investigate the effects of mannanoligosaccharides (MOS) supplementation in the whole milk on growth performance, faecal score, faecal pH, selected faecal bacterial ...
Maternal Effects of Japanese Shorthorn Cows on the Growth of Embryo-transferred Japanese Black Calves in a Cow-calf Grazing System
Japanese Shorthorn Japanese Black Cattle Embryo Transfer Cow-calf Grazing
2016/5/12
The growth performance of embryo-transferred Japanese Black calves that were born from, and suckled by, Japanese Shorthorn cows in a cow-calf grazing system (BS-group, n = 5) was compared to that of J...
Effects of Processing of Starter Diets on Performance, Nutrient Digestibility, Rumen Biochemical Parameters and Body Measurements of Brown Swiss Dairy Calves
Brown Swiss Calves Mash Processing Pellet Starter Diet Texture
2016/5/10
In order to investigate the effect of physical forms of starter diets on performance, weaning age, nutrient digestibility and rumen biochemical factors, 24 female of neonatal Brown Swiss calves (avera...
Hemato-biochemical and Cortisol Profile of Holstein Growing-calves Supplemented with Vitamin C during Summer Season
Vitamin C Hemato-biochemical Cortisol Growing Calves
2016/5/9
Effect of vitamin C (VC) on biochemical, hematological and cortisol profile of growing Holstein calves during summer was investigated. Eighteen calves between 14 and 16 weeks of age were divided equal...
Effects of Passive Transfer Status on Growth Performance in Buffalo Calves
Buffalo Calves IgG Growth
2016/5/6
The objective of the study was to evaluate the effect of passive transfer status, determined by measuring serum immunoglobulin (Ig) concentration 24 hours after parturition, on growth performance in b...
Effects of Oral Administration of Difructose Anhydride III on Selected Health and Blood Parameters of Group-housed Japanese Black Calves during the Preweaning Period
Calf DFA III Prebiotics Group Housing Lactoferrin
2016/5/3
Two field studies were conducted to determine the efficacy of difructose anhydride III (DFA III) as a supplement in colostrum replacer (CR) for improving the general health status (judged on the basis...
Effect of Organic Selenium (Sel-Plex) on Thermometabolism, Blood Chemical Composition and Weight Gain in Holstein Suckling Calves
Thermometabolism Blood Chemical Composition Weight Gain Calf Selenium
2016/4/29
The objective of this study was to determine the effects of milk supplemented with Sel-Plex on thyroid hormones, rectal temperature, plasma glucose and cholesterol concentrations, and body weight in s...
Growth, Blood Metabolites, and Health of Holstein Calves Fed Milk Replacer Containing Different Amounts of Energy and Protein
Milk Replacer Calf Starter Growth Weaning Calves
2016/4/27
This study was conducted to compare the effects of feeding high protein and low energy milk replacer (HPR; CP 25%, ME 3.6 Mcal/kg DM) with low protein and high energy milk replacer (HPR; CP 21%, ME 4....
Immune Response and Plasma Alpha Tocopherol and Selenium Status of Male Buffalo (Bubalus bubalis) Calves Supplemented with Vitamin E and Selenium
Vitamin E Selenium Immune Response Buffalo Calves
2016/4/26
An experiment was conducted using 20 male buffalo calves to study the effect of vitamin E and selenium supplementation on their immune response and plasma ??tocopherol and selenium status. These buffa...
Effects of Long-term Heat Exposure on Adaptive Mechanism of Blood Acid-base in Buffalo Calves
Blood Acid-base Fractional Excretion Renal Clearance Long-term Heat Stress Buffalo Calves
2016/4/25
In order to investigate the mechanism of adaptation to long-term heat stress, six female buffalo calves of about 7 to 8 months age, were exposed to the cool-comfort environment (THI 65) for 21 days to...
Effect of Niacin Supplementation on Growth, Nutrient Utilization and Blood Biochemical Profile in Male Buffalo Calves
Buffalo Calves Niacin Growth Nutrient Digestibility Blood Biochemical Profile
2016/4/22
In order to investigate the effect of different levels of niacin supplementation on growth, nutrient utilization, their balance and blood biochemical profile, 15 male buffalo calves (9-10 months of ag...
Effect of Leptin and IGFBP-3 Gene Polymorphisms on Serum IgG Level of Cattle Calves
Serum IgG Leptin Gene IGFBP-3 Gene PCR-RFLP Association
2016/4/21
Leptin and IGFBP-3 are two proteins that play an important role in growth and metabolism of the animals. They are also involved in the immune function of animals and, thus, are candidate genes for the...
Global Histone H4 Acetylation of IGF1 and GH Genes in Lungs of Somatic Cell Cloned Calves
Histone H4 Acetylation Somatic Cloned Calves IGF1 GH Lung
2016/4/21
Histone acetylation modification is one key mechanism in the regulation of gene activation. In this study, we investigated the global levels of histone H4 acetylation of insulin like growth factor I (...
Studies on Vitamin Mineral Interactions in Relation to Passive Transfer of Immunoglobulins in Buffalo Calves
Fat Soluble Vitamin Advance Pregnancy Minerals Buffalo Calves Passive Immunity
2016/4/21
Status of blood minerals and their absorption by neonate calves as influenced by fat soluble vitamins supplementation in their respective mothers, mineral supplementation in calves themselves has been...