搜索结果: 1-15 共查到“动物学 Urea”相关记录19条 . 查询时间(0.078 秒)
Effects of Physical Form and Urea Treatment of Rice Straw on Rumen Fermentation, Microbial Protein Synthesis and Nutrient Digestibility in Dairy Steers
Rice Straw Urea Treatment Physical Forms Rumen Fermentation Microbial Protein Synthesis
2016/5/16
This study was designed to determine the effect of physical form and urea treatment of rice straw on rumen fermentation, microbial protein synthesis and nutrient digestibility. Four rumen-fistulated d...
Rumen Fermentation and Performance of Lactating Dairy Cows Affected by Physical Forms and Urea Treatment of Rice Straw
Rumen Fermentation Microbial Protein Synthesis Dairy Cows
2016/5/12
The aim of this study was to determine the effect of different physical forms and urea treatment of rice straw on feed intake, rumen fermentation, and milk production. Four, multiparous Holstein cross...
Determining of the Effect of Lysine:calorie Ratio on Growth Performance and Blood Urea Nitrogen of Growing Barrows and Gilts in Hot Season and Cool Season in a Commercial Environment
Blood Urea Nitrogen Growing Pigs Growth Performance Lysine:calorie Ratio
2016/5/11
Two experiments were conducted to determine an optimum Lys:calorie ratio (g of total dietary Lys/Mcal of DE) for growing barrows and gilts in cool and hot seasons in a commercial environment. In Exp. ...
Enhancing Mulberry Leaf Meal with Urea by Pelleting to Improve Rumen Fermentation in Cattle
Mulberry Leaf Pellet Microbial Population Microbial Protein Cellulolytic Bacteria
2016/5/9
Four, ruminally fistulated crossbred (Brahman×native) beef cattle with initial body weight of 420±15 kg were randomly assigned according to a 4×4 Latin square design. The dietary treatments were mulbe...
Replacing Concentrate with Wheat Straw Treated with Urea Molasses and Ensiled with Manure: Effects on Ruminal Characteristics, In situ Digestion Kinetics and Nitrogen Metabolism of Nili-Ravi Buffalo Bulls
Wheat Straw Cattle Manure Ruminal Characteristics Nitrogen Balance Buffalo Bulls
2016/5/6
To evaluate the effects of replacing concentrate with urea molasses treated fermented wheat straw (FWS) ensiled with cattle manure (CM) on ruminal characteristics, in situ digestion kinetics and nitro...
The Optimum Methionine to Methionine Plus Cystine Ratio for Growing Pigs Determined Using Plasma Urea Nitrogen and Nitrogen Balance
Pigs Methionine Cystine Ratio Nitrogen Retention Plasma Urea Nitrogen
2016/4/27
The objective of this study was to determine the optimum ratio of methionine to methionine plus cystine for growing pigs. A nitrogen balance trial was conducted using a total of 21 barrows (Large Whit...
Evaluation of FSP (Fermented Soy Protein) to Replace Soybean Meal in Weaned Pigs: Growth Performance, Blood Urea Nitrogen and Total Protein Concentrations in Serum and Nutrient Digestibility
Fermented Soy Protein Nutrient Digestibility Weaned Pigs
2016/4/27
A total of one hundred and forty four weaned pigs with an average BW of 8.09??.05 kg were used in a 28 day study to investigate the effects of fermented soy protein on growth performance, blood urea n...
Estimation of Genetic Parameters for Daily Milk Yield, Somatic Cell Score, Milk Urea Nitrogen, Blood Glucose and Immunoglobulin in Holsteins
Genetic Parameters SCS MUN Glucose IgG
2016/4/21
This study estimated the effects of parity (1-3) and stage of lactation (early, mid and late) on daily milk yield (DMY), somatic cell score (SCS), milk urea nitrogen (MUN), blood glucose, and immunogl...
Effect of Cassoy-urea Pellet as a Protein Source in Concentrate on Ruminal Fementation and Digestibility in Cattle
Cassava Hay Cassoy-urea Pellet Rumen Fermentation Volatile Fatty Acids Urea-treated Rice Straw Cattle, Rumen Ecology
2016/4/21
Four male crossbred native beef cattle (average body weight of 427.7 kg) were randomly allocated to four types of cassoy-urea pellet as a source of protein in concentrate according to a 4횞4 Lat...
Effects of Urea Level and Sodium DL-malate in Concentrate Containing High Cassava Chip on Ruminal Fermentation Efficiency, Microbial Protein Synthesis in Lactating Dairy Cows Raised under Tropical Condition
Urea Sodium DL-malate Rumen Fermentation Cassava Chip Urea-treated Rice Straw Tropical Dairying
2016/4/21
Four, lactating dairy cows were randomly assigned according to a 2횞2 Factorial arrangement in a 4횞4 Latin square design to study supplementation of urea level (U) at 2 and 4% and sodium ...
Urea Treated Corncobs Ensiled with or without Additives for Buffaloes: Ruminal Characteristics, Digestibility and Nitrogen Metabolism
Corncobs Fermentable Carbohydrates Digestibility Nitrogen Utilization
2016/4/21
Influences of urea treated corncobs (UTC) ensiled with or without different additives on ruminal characteristics, in situ digestion kinetics, nutrient digestibility and nitrogen metabolism were examin...
Usefulness of Milk Urea Concentration to Monitor the Herd Reproductive Performances in Crossbred Karan-fries Cowsp
Milk Urea Milk Progesterone Conception Rate Service Period Cow
2016/4/20
The study was undertaken to investigate the validity of milk urea concentration as an index of the reproductive performances in crossbred Karan-Fries (Holstein Friesian횞Tharparkar) cows under f...
Effects of Milk Production, Season, Parity and Lactation Period on Variations of Milk Urea Nitrogen Concentration and Milk Components of Holstein Dairy Cows
Milk Urea Nitrogen Milk Production Non-nutritional Factors Dairy Cows
2016/4/15
The study was conducted to assess the effect of milk production, parity, stage of lactation, season and individual milk components themselves on milk urea nitrogen (MUN) concentration and other milk c...
Nitrogen Retention and Chemical Composition of Urea Treated Wheat Straw Ensiled with Organic Acids or Fermentable Carbohydrates
Wheat Straw Urea Organic Acids Fermentable Carbohydrates Nitrogen Retention Chemical Composition
2016/4/14
The influence of varying levels of urea and additives on nitrogen (N) retention and chemical composition of wheat straw was studied. The wheat straw was treated with 4, 6 and 8% urea and ensiled with ...
Influence of Milk Yield, Parity, Stage of Lactation and Body Weight on Urea and Protein Concentration in Milk of Murrah Buffaloes
Milk Urea Murrah Buffalo Milk Protein Parity Body Weight Stage of Lactation
2016/4/14
The present study was carried out to investigate the effect of test day milk yield, test day evening milk yield, parity, stage of lactation and body weight on milk urea and milk protein concentration....