搜索结果: 1-12 共查到“农学 digestive tract”相关记录12条 . 查询时间(0.079 秒)
Effects of a low-phosphorus diet and exogenous phytase on performance,egg quality,and bacterial colonisation and digestibility of minerals in the digestive tract of laying hens
layers eggshell microbial 3-phytase ileum caecum Lactobacillus spp
2015/12/17
The objective of the experiment was to determine the effects of different levels of phytase (0, 150, 250, and 350 phytase units (FTU)/kg; F) produced by Aspergillus niger in the diets of hens fed decr...
The effect of non-phytate phosphorus and phytase levels on performance, egg and tibia quality, and pH of the digestive tract in hens fed higher-calcium-content diet
mineral nutrition laying hen egg production
2015/7/3
The effect of three levels of non-phytate phosphorus (NPP) (3.0, 2.1, and 1.7 g/kg) and two levels of 3-phytase (F) (0 and 150 phytase units (FTU)/kg) together with a high dietary calcium concentratio...
Changes in methane release from organic matter passing through the digestive tract of horses
horses feeds horse droppings
2015/6/8
Using the tests of methanogenic activity (TMA) changes in methane yield (YCH4) and anaerobic degradability (Dc) of organic matter of feeds and excrements were studied in an experimental group of six h...
Enterococcus faecium CCM7420, bacteriocin PPB CCM7420 and their effect in the digestive tract of rabbits
rabbits microflora coccidia
2015/6/8
The effect of Enterococcus faecium CCM7420, bacteriocin-producing strain with probiotic properties and its partially purified bacteriocin PPB CCM7420 on growth performance, microflora, Eimeria sp. ooc...
Postnatal morphological development and production of short-chain fatty acids in the digestive tract of gnotobiotic piglets
gnotobiotic piglets intestinal morphology short-chain fatty acids
2015/4/2
The present study examined the impact of Enterococcus faecium on morphological development and production of short-chain fatty acids in the digestive tract of gnotobiotic piglets during milk nutrition...
The effect of probiotics potentiated with polyunsaturated fatty acids on the digestive tract of germ-free piglets
potentiated probiotics supplementation polyunsaturated fatty acids piglets
2015/3/13
Oil with higher a content of ω-3 polyunsaturated fatty acids (PUFA) was administered for 4 weeks to experimental germ-free piglets and from 21 days of age the piglets were inoculated perorally with pr...
Dietary Supplementation of Benzoic Acid and Essential Oil Compounds Affects Buffering Capacity of the Feeds, Performance of Turkey Poults and Their Antioxidant Status, pH in the Digestive Tract, Intestinal Microbiota and Morphology
Feed Additives Benzoic Acid Essential Oils Turkeys Performance
2016/5/16
Three trials were conducted to evaluate the effect of supplementation of a basal diet with benzoic acid or thymol or a mixture of essential oil blends (MEO) or a combination of benzoic acid with MEO (...
Bacterial Diversity at Different Sites of the Digestive Tract of Weaned Piglets Fed Liquid Diets
Pig Intestine Microbial Diversity Fermented Liquid Feed PCR-DGGE Piglets
2016/5/6
Bacterial diversity was studied using PCR-DGGE, cloning and sequencing. DNA was isolated from digesta samples from stomach, ileum and colon of 28 weaned piglets (Large WhiteMong Cai) fed dry c...
The Effect of Malic Acid on Performance and Some Digestive Tract Traits of Japanese Quails
digestive tract growth performance malic acid organic acid quail
2009/7/29
To evaluate the effect of malic acid (MA) on performance and some digestive tract (gut) traits of Japanese quails, 320 quails were divided into 4 treatment groups each with 4 replicates containing 20 ...
Effects of some organic acids and salts on microbial fermentation in the digestive tract of piglets estimated using an in vitro gas production technique
pigs fermentation organic acids organic salts
2010/8/11
An in vitro gas production technique was used to screen different organic acids (formic, propionic, lactic, citric, and fumaric acid), organic salts (calcium formate, potassium sorbate, and sodium ben...
COMPARATIVE STUDY ON THE EFFECT OF LACTINA® PROBIOTIC ON SOME MICROBIOLOGICAL AND HISTOLOGICAL CHARACTERISTICS OF THE DIGESTIVE TRACT OF MUSCOVY DUCKLINGS
probiotics microbiological histological idexes
2010/11/30
A study on the influence of Lactina probiotics on the content of some microbial species and some histological characteristics in the intestine of Muscovy ducklings has been conducted.The authors prove...
Effects of Dietary Cellulose Levels on Growth, Nitrogen Utilization, Retention Time of Diets in Digestive Tract and Caecal Microflora of Chickens
Cellulose Chicken Growth Nitrogen Utilization Retention Time Caecal Microflora
2016/4/13
This study was conducted to examine the effects of dietary cellulose levels on growth, nitrogen utilization, the retention time of diets in the digestive tract, and caecal microflora of 2-month-old Si...