搜索结果: 1-15 共查到“农学 Nitrogen balance”相关记录22条 . 查询时间(0.109 秒)
Residual frying oil in the diets of sheep:intake,digestibility,nitrogen balance and ruminal parameters
Alternative Feed Byproduct Feedstuff Energetic Lambs Lipid Source
2017/3/7
The objective of this study was to evaluate the intake and nutrient digestibility, nitrogen balance and ruminal ammonia nitrogen in lambs of diets containing different levels of residual frying oil.
Effect of Grape Pomace Powder, Mangosteen Peel Powder and Monensin on Nutrient Digestibility, Rumen Fermentation, Nitrogen Balance and Microbial Protein Synthesis in Dairy Steers
Monensin Microbial Protein Synthesis Rumen Fermentation Dairy Steers
2016/11/10
This study was designed to investigate the effect of grape pomace powder (GPP), mangosteen peel powder (MPP) and monensin on feed intake, nutrients digestibility, microorganisms, rumen fermentation ch...
Quantification of nitrogen balance components in a commercial broiler barn
ammonia emissions mass balance litter sampling
2015/6/24
Characterizing the respective nitrogen (N) use efficiency requires understanding the N flow of inputs and outputs from a commercial broiler barn. In this study, an N mass balance was performed for one...
Effects of Dietary Crude Glycerin Supplementation on Nutrient Digestibility, Ruminal Fermentation, Blood Metabolites, and Nitrogen Balance of Goats
Crude Glycerin Nutrient Digestibility Ruminal Fermentation Goat
2016/5/16
This experiment was conducted to evaluate the effects of increasing concentrations of crude glycerin (CGLY) in diets on nutrient utilization, ruminal fermentation characteristics, and nitrogen utiliza...
Effect of Dietary Concentrate:forage Ratios and Undegraded Dietary Protein on Nitrogen Balance and Urinary Excretion of Purine Derivatives in Dorper×thin-tailed Han Crossbred Lambs
Lamb Concentrate:Forage Undegraded Dietary Protein Nitrogen Balance Purine Derivatives
2016/5/16
This study aimed to investigate dietary concentrate: forage ratios (C:F) and undegraded dietary protein (UDP) on nitrogen balance and urinary excretion of purine derivatives (PD) in lambs. Four Dorper...
Ingestive Behavior and Nitrogen Balance of Confined Santa Ines Lambs Fed Diets Containing Soybean Hulls
Alternative Feed Meat Production Nutrition Sheep
2016/5/16
The objective of this study was to assess the effect of substituting corn with soybean hulls on the ingestive behavior and nitrogen balance of Santa Ines lambs. A total of 25 lambs with an initial bod...
The Effect of Level of Crude Protein and Available Lysine on Finishing Pig Performance, Nitrogen Balance and Nutrient Digestibility
Pigs Crude Protein Lysine Nitrogen Excretion
2016/5/11
Two trials were conducted to investigate the effect of decreasing the crude protein (CP) content of diets for finishing pigs containing two levels of available lysine on nutrient digestibility, nitrog...
Digestibility and Nitrogen Balance of Diets that Include Marine Fish Meal, Catfish (Pangasius hypophthalmus) By-product Meal and Silage, and Processing Waste Water in Growing Pigs
Tra Catfish Catfish By-product Meal Processing Waste Water Ileal Digestibility Total Tract Digestibility Growing Pigs
2016/5/5
Ileal and total tract digestibility and nitrogen (N) balance of diets with four different protein sources were determined in growing pigs. The diets were based on rice bran, broken rice and maize meal...
Apparent Digestibility, Nitrogen Balance, Ruminal Microbial Nitrogen Production and Blood Metabolites in Thai Brahman Cattle Fed a Basal Diet of Rice Straw and Supplemented with Some Tropical Protein-rich Trees
Brahman Cattle Cassia Leucaena Mulberry Rain Tree Pod Rice Straw
2016/5/4
The effects of four types of tropical protein-rich trees on nutrient digestibility, nitrogen (N) balance, urinary purine derivative (PD) excretion and blood metabolites in four Thai Brahman cattle (29...
The Effects of Feeding Acacia saligna on Feed Intake, Nitrogen Balance and Rumen Metabolism in Sheep
Acacia saligna Sheep PEG Tannins Protozoa
2016/5/3
The aim of this study was to determine the feeding value to sheep of Acacia saligna grown under temperate conditions. Pen trials were undertaken to determine the effects of feeding A. saligna, which h...
Effects of Restricted Feeding on Intake, Digestion, Nitrogen Balance and Metabolizable Energy in Small and Large Body Sized Sheep Breeds
Nitrogen Balance Restricted Feeding Digestion Metabolizable Energy Sheep
2016/4/29
Ninety six intact male sheep (12 months old with mean live weight of about 35 kg) were used to assess the effects of restricted feeding on intake, digestion, nitrogen balance and metabolizable energy ...
Effects of Feeding Different Protein Supplements on Digestibility, Nitrogen Balance and Calcium and Phosphorus Utilization in Sheep
Digestibility Escape Protein N Balance Protein Supplement Sheep
2016/4/29
Two metabolism trials were conducted with 24 wether lambs to investigate the effects of feeding crab meal and other protein supplements on N utilization, digestibility and Ca and P balance in sheep. T...
Nitrogen balance and dynamics as affected by water table and fertilization management in celery（Apium graveolens）cropping system of southwestern China
Agricultural ecosystem gaseous N emissions N leaching
2009/3/3
There is a great concern on N cycle and dynamics in intensive cropping agricultural ecosystems because of their possible negative environmental consequences. Field experiments were conduced at the D...
Effects of Salmonella typhimurium Challenge on Swine Growth, Nitrogen Balance, Insulin-like Growth Factor-I, and Acute Phase Proteins
Pigs N Balance IGF-I Acute Phase Proteins Salmonella
2009/1/19
Growing barrows were used to determine the effects of an en teric disease challenge on nutrient balance, growth, acute phase proteins, and IGF-I. Pigs were challenged on d 0 with Salmonella typhimuri...
Influence of Varying Ruminally Degradable to Undegradable Protein Ratio on Nutrient Intake, Milk Yield, Nitrogen Balance, Conception Rate and Days Open in Early Lactating Nili-Ravi Buffaloes (Bubalus bubalis)
RUP:RDP Milk Yield Nitrogen Balance Buffaloes
2016/4/28
Twenty four early lactating Nili-Ravi buffaloes, eight in each group, were used in a Randomized Complete Block Design to evaluate the influence of varying ruminally degradable protein (RDP) to ruminal...