搜索结果: 1-15 共查到“农学 crude”相关记录41条 . 查询时间(0.078 秒)
Deepwater Horizon crude oil impacts the developing hearts of large predatory pelagic fish
oil spill damage assessment heart development embryology
2015/11/16
The Deepwater Horizon disaster released more than 636 million L of crude oil into the northern Gulf of Mexico. The spill oiled upper surface water spawning habitats for many commercially and ecologica...
Effects of supplementing vitamin E on in vitro rumen gas production,volatile fatty acid production,dry matter disappearance rate,and utilizable crude protein
vitamin E rumen fermentation in vitro
2015/9/15
Two in vitro trials were carried out to study the effects of supplementing vitamin E (VE) on rumen fermentation. In Trial I, four levels of VE product (purity 50%), i.e. 0, 15, 30, and 60 mg/kg dry ma...
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...
Use of the mobile nylon bag technique for determination of apparent ileal digestibilities of crude protein and amino acids in feedstuffs for pigs
mobile nylon bag technique (MNBT) ileal digestibility crude protein amino acids pigs
2015/6/9
Three digestibility experiments were conducted to evaluate the potential of determination of apparent ileal digestibilities (AID) of crude protein (CP) and amino acids (AA) by the mobile nylon bag tec...
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...
Determination of volatile organic compounds in the crude and heat treated amaranth samples
amaranth volatile organic compounds heat treatment GC/MS HS-SPME
2015/3/13
The present study concentrated on the development of an analytical method for determination of emissions of volatile organic compounds from crude and heat treated amaranth (genus Amaranthus L.) sample...
Fat, meat quality and sensory attributes of Large White × Landrace barrows fed with crude glycerine
pig pork quality glycerol by-product stearic acid
2014/10/28
The use of alternative raw materials like crude glycerine in animal feed to reduce final costs could be of interest as the sector seeks to increase its competitiveness. The aims of the present work we...
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...
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...
Decomposition of the biodiesel by-product, crude glycerol, in soil
glycerine C mineralization soil respiration
2014/3/28
The disposal of crude glycerol, the biodiesel by-product, may become an economic or environmental problem in cases where no trading of this material is possible. This study aimed at evaluating the dec...
Effects of Eucalyptus Crude Oils Supplementation on Rumen Fermentation, Microorganism and Nutrient Digestibility in Swamp Buffaloes
Eucalyptus Oils Rumen Fermentation Nutrients Digestibility Rice Straw Swamp Buffalo
2016/5/16
This study was conducted to investigate the effects of eucalyptus (E. Camaldulensis) crude oils (EuO) supplementation on voluntary feed intake and rumen fermentation characteristics in swamp buffaloes...