搜索结果: 1-15 共查到“动物营养学 Cattle”相关记录18条 . 查询时间(0.127 秒)
Linkage Disequilibrium and Haplotype Block Structure in Portuguese Holstein Cattle
single nucleotide polymorphism GWAS dairy cattle
2018/3/5
The objectives of this study were to estimate linkage disequilibrium (LD), describe and scan a haplotype block for
the presence of genes that may affect milk production traits in Portuguese Holstein ...
Amino Acid Levels in Muscle Tissue of Eight Meat Cattle Breeds
meat cattle breeds musculus longissimus dorsi dry matter protein fat essential and non-essential amino acids
2018/3/5
Ten clinically healthy bulls equal in weight were chosen from eight meat cattle breeds maintained in the same
geographical conditions using the extensive grazing method. After slaughtering, muscle ti...
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...
Effects of Supplements with Different Protein Contents on Nutritional Performance of Grazing Cattle During the Rainy Season
Digestibility Energy Metabolism Nitrogen Supplementation Tropical Forages
2016/12/28
The objective of this study was to evaluate the effects of supplements with different crude protein (CP) contents on grazing cattle intake, digestibility, ruminal fermentation pattern, and nitrogen (N...
Effect of Simulated Heat Stress on Digestibility, Methane Emission and Metabolic Adaptability in Crossbred Cattle
Thermal Stress Nutrient Utilization Gas Emission Adaptability Cattle
2016/11/10
The present experiment was conducted to evaluate the effect of simulated heat stress on digestibility and methane (CH4) emission. Four non-lactating crossbred cattle were exposed to 25°C, 30°C, 35°C, ...
Nutritional Performance of Cattle Grazing during Rainy Season with Nitrogen and Starch Supplementation
Beef Cattle Digestibility Intake Metabolism Nellore Steers Nitrogen Retention
2016/11/10
The objective of this work was to evaluate the effects of supplementation with nitrogen and starch on the nutritional performance of grazing cattle during the rainy season. Five rumen cannulated Nello...
Conditions for cold stress development in dairy cattle kept in free stall barn during severe frosts
winter cows wind chill milk production housing
2015/7/7
The impact of low temperatures combined with higher velocity of ventilated air in winter during
severe frost in a free stall barn on the development of cold stress in Holstein-Friesian breed dairy c...
Fatty acids and composition of their important groups in milk fat of Czech Pied cattle
Czech Pied cattle milk fat fatty acid proportion
2015/6/2
In 2003, 2004 and 2005 milk fat composition was determined three times in 55 dairy cows of Czech Pied cattle housed in a byre with stanchions and fed under conditions usual on Czech production farms. ...
Ex vivo Digestion of Milk from Red Chittagong Cattle Focusing Proteolysis and Lipolysis
Gastric Digestion Duodenal Digestion αs1-Casein β-Lactoglobulin Peptide Fatty Acid
2016/5/18
Ex vivo digestion of proteins and fat in Red Chittagong Cattle milk from Bangladesh was carried out using human gastrointestinal enzymes. This was done to investigate the protein digestion in this bov...
Traditional Chinese Medicine Prescriptions Enhance Growth Performance of Heat Stressed Beef Cattle by Relieving Heat Stress Responses and Increasing Apparent Nutrient Digestibility
Traditional Chinese Medicines Heat Stress Growth Performance Nutrient Apparent Digestibility
2016/5/17
The present aim was to investigate the effects of traditional Chinese medicine prescriptions (TCM) on body temperature, blood physiological parameters, nutrient apparent digestibility and growth perfo...
Effects of Plant Herb Combination Supplementation on Rumen Fermentation and Nutrient Digestibility in Beef Cattle
Herb Lemongrass Garlic Peppermint Ruminal Fermentation Methane
2016/5/12
Four rumen-fistulated crossbred beef cattle (Brahman native) were randomly assigned according to a 4×4 Latin square design experiment to be fed plant herb supplements in their concentrate mixture. The...
Effect of Water Hyacinth (Eichhornia Crassipes) Silage on Intake and Nutrient Digestibility in Cattle Fed Rice Straw and Cottonseed Cake
Cottonseed Cake Digestibility Intake Rice Straw Water Hyacinth Silage
2016/5/11
Four crossbred Sindhi heifers with an average body weight (BW) of 135 kg and a mean age of 17 months were used to investigate the effect of feeding different combinations of rice straw and ensiled wat...
Effects of Soybean Small Peptides on Rumen Fermentation and on Intestinal and Total Tract Digestion of Luxi Yellow Cattle
Microbial Rumen Fermentation Soybean Small Peptide
2016/5/11
Four Luxi beef cattle (400±10 kg) fitted with ruminal, duodenal and ileal cannulas were used in a 4×4 Latin square to assess the effects of soybean small peptide (SSP) infusion on rumen fermentation, ...
Evaluation of a Nutrition Model in Predicting Performance of Vietnamese Cattle
Mathematical Models Performance Dry Matter Intake Beef Cattle
2016/5/10
The objective of this study was to evaluate the predictions of dry matter intake (DM) and average daily gain (ADG) of Vietnamese Yellow (Vang) purebred and crossbred (Vang with Red Sindhi or Brahman) ...
Effects of Synchronizing the Rate of Dietary Energy and Nitrogen Release on Ruminal Fermentation, Microbial Protein Synthesis, Blood Urea Nitrogen and Nutrient Digestibility in Beef Cattle
Beef Cattle Dietary Energy Microbial Protein Synchrony Index Nutrient Digestibility
2016/4/20
The objective of this research was to determine the effects of synchronizing the rate of dietary energy and nitrogen release on: ruminal fermentation, microbial protein synthesis, blood urea nitrogen,...