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Optimum proportion of standardized ileal digestible sulfur amino acid to lysine to maximize the performance of 25–50 kg growing pigs fed reduced crude protein diets fortified with amino acids
amino acid ratio requirement
2015/7/28
The study was conducted to determine the standardized ileal digestible (SID) sulfur amino acid
(SAA) to lysine (Lys) ratio required to maximize the performance of 25–50 kg pigs fed reduced crude pro...
Comparison of the content of crude protein and amino acids in the whole bodies of cocks and hens of Ross 308 and Cobb 500 hybrids at the end of fattening
broiler chickens chemical analysis essential amino acids
2015/7/7
Percentages
for the content of individual AA were then calculated from the total sums of AA. The level of CP, irrespective
of sex, was 453.16 ± 5.916 g/kg of DM for the Ross and 470.94 ± 5.404 g/k...
Impact of crude protein content in silage and concentrate on protein and fatty acid profiles in bovine milk
milk proteins feed protein clover casein CLA α-linolenic acid capillary electrophoresis
2015/6/24
Two concentrates, one protein-rich and one based on cereals, were combined with two silages with a crude protein content of 17 and 13% of dry matter (DM), respectively to give four different diets for...
Responses of milk urea nitrogen content to dietary crude protein level and degradability in lactatingHolsteindairy cows
protein level protein degradability milk urea N lactating cos
2015/6/2
Two experiments were conducted to investigate the effects of dietary crude protein level and degradability on milk urea nitrogen (MUN) content. In experiment 1, twelve multiparous lactating cows avera...
Effect of different agronomical measures on yield and quality of autumn saved herbage during winter grazing – 2nd communication: Crude protein, energy and ergosterol concentration
winter pasture grazing livestock metabolisable energy ergosterol mycotoxins
2015/6/2
In addition to the results published in the first communication (Opitz von Boberfeld et al., 2006) this paper presents crude protein, energy (ME) and ergosterol concentrations of autumn saved herbage ...
Apparent or Standardized Ileal Digestibility of Amino Acids of Diets Containing Different Protein Feedstuffs Fed at Two Crude Protein Levels for Growing Pigs
Amino Acids Digestibility Crude Protein Level Growing Pigs Protein Feedstuff
2016/5/18
The current study determined the apparent or standardized ileal digestibility of amino acids (AID or SID of AA) in growing pigs fed diets containing three protein feedstuffs with different fiber chara...
Effect of Crude Protein Levels in Concentrate and Concentrate Levels in Diet on In vitro Fermentation
In vitro Gas Production Crude Protein Roughage to Concentrate Ratio
2016/5/16
The effect of concentrate mixtures with crude protein (CP) levels 10%, 13%, 16%, and 19% and diets with roughage to concentrate ratios 80:20, 60:40, 40:60, and 20:80 (w/w) were determined on dry matte...
Estimation of the Optimal Ratio of Standardized Ileal Digestible Threonine to Lysine for Finishing Barrows Fed Low Crude Protein Diets
Threonine to Lysine Ratio Standardized Ileal Digestible Performance Low Crude Protein Pigs
2016/5/12
Two experiments were conducted to determine the standardized ileal digestible (SID) lysine (Lys) requirement and the ideal SID threonine (Thr) to Lys ratio for finishing barrows. In Exp. 1, 120 barrow...
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...
Effect of dietary crude protein level on performance and lysine requirements of male broiler chickens
Lysine crude protein broiler broken line
2011/1/11
An experiment was conducted to evaluate crude protein level on lysine requirements and performance of male broiler chickens. From 21 to 42 day old chicks were fed one combination of dietary lysine and...
Effects of Using Monensin and Different Levels of Crude Protein on Milk Production, Blood Metabolites and Digestion of Dairy Cows
Monensin Crude Protein Blood Parameters Milk Production Dairy Cow
2016/5/5
Twenty-four Holstein dairy cows were used to evaluate the single and combined effects of different levels of crude protein (CP) and monensin treatment during early lactation on blood metabolites, milk...
EFFECTS OF PROTEIN-XANTHOPHYLL (PX) CONCENTRATE OF ALFALFA ADDITIVE TO CRUDE PROTEIN-REDUCED DIETS ON NITROGEN EXCRETION, GROWTH PERFORMANCE AND MEAT QUALITY OF PIGS
fatteners feeding protein content
2010/12/7
The infl uence of protein-xanthophyll (PX) concentrate of alfalfa supplement to crude protein-reduced diets was examined in relation to nitrogen excretion, performance parameters and pig meat quality....
Effect of Methionine Source and Dietary Crude Protein Level on Growth Performance, Carcass Traits and Nutrient Retention in Chinese Color-feathered Chicks
Chinese Color-feathered Chicks Methionine Source Dietary Crude Protein Growth Performance Carcass Trait Nutrient Retention
2016/4/26
A total of 1,200 LinNan Chinese color-feathered chicks were used to study the effects of methionine source [DL-2-hydroxy-4-methylthio-butanoic acid (HMTBa) or DL-methionine (DLM)] and dietary crude pr...
Prediction of Crude Protein, Extractable Fat, Calcium and Phosphorus Contents of Broiler Chicken Carcasses Using Near-infrared Reflectance Spectroscopy
Near-infrared Reflectance Spectroscopy Carcass Composition Broilers
2016/4/19
Near-infrared reflectance spectroscopic (NIRS) calibrations were developed for accurate and fast prediction of whole broiler chicken carcass composition. The Feed and Forage Foss systems Model 5000 Re...
Urea Kinetics in Wethers Exposed to Different Ambient Temperatures at Three Dietary Levels of Crude Protein
Urea Recycling Urea Flux Crude Protein Cold Sheep
2016/4/19
Eighteen Suffolk wether lambs (BW = 24 kg) were chronically exposed to temperatures of cold (2째C) or warm (22째C). The experimental design consisted of a 2횞3 factorial with a singl...