搜索结果: 1-15 共查到“畜牧学 Phosphorus”相关记录48条 . 查询时间(0.135 秒)
Recovering phosphorus from corn ethanol production helps reduce groundwater pollution（图）
Recovering phosphorus ethanol production groundwater pollution
2020/3/13
Dried distiller's grains with solubles, DDGS, are a product of corn ethanol processing that's commonly used as feed for cattle, swine and poultry. However, DDGS contains more phosphorus than the anima...
Effect of Suboptimal Levels of Non-Phytate Phosphorus and Exogenous Phytase on Precaecal Digestibility of Phosphorus and Calcium in Laying Hens
layers ileum calcium and phosphorus absorption
2018/3/5
Musilova A., Lichovnikova M., Kupcikova L., Anderle V. (2017): Effect of suboptimal levels of non-phytate
phosphorus and exogenous phytase on precaecal digestibility of phosphorus and calcium in layi...
Effect of dietary magnesium,calcium,phosphorus,and limestone grain size on productive performance and eggshell quality of hens
magnesium oxide limestone granularity mixed feed Ca : NPP ratio egg shell strength layers
2016/11/11
Two experiments conducted on laying hens, aged 50 and 52 weeks, were carried out to evaluate the effect of dietary Mg and its relationship to the Ca : NPP (non-phytate phosphorus) ratio using a variou...
Bioavailability of Phosphorus in Two Cultivars of Pea for Broiler Chicks
Broiler Chickens Peas Phosphorus Bioavailability
2016/5/19
The aim was to determine the relative bioavailability of phosphorus (P) in peas for 21-day old broiler chickens using slope-ratio assay. One hundred and sixty eight male Ross 308 broiler chicks were d...
Effects of Adding Super Dose Phytase to the Phosphorus-deficient Diets of Young Pigs on Growth Performance, Bone Quality, Minerals and Amino Acids Digestibilities
Phytase Utilization Bone Quality AA Minerals Performance Pigs
2016/5/16
Two experiments were conducted to evaluate the efficacy of feeding an Escherichia coli (E. coli) derived phytase to pigs fed P deficient, corn-soybean meal diets. In Exp. 1, one hundred and twenty cro...
Casein Supplementation Does Not Affect the Estimates of True Total Tract Digestibility of Phosphorus in Soybean Meal for Growing Pigs Determined by the Regression Method
Casein Phosphorus Pig Soybean Meal True Total Tract Digestibility
2016/11/10
Forty-eight barrows with an average initial body weight of 25.5±0.3 kg were assigned to 6 dietary treatments arranged in a 3×2 factorial of 3 graded levels of P at 1.42, 2.07, or 2.72 g/kg, and 2 leve...
Methodologies for the Determination of Endogenous Phosphorus Losses in Growing Pigs
Digestibility Gelatin Phosphorus Pigs Protein Sources Regression
2016/11/10
A study was conducted to compare the endogenous basal losses of phosphorus (EBLP) in pigs fed diets containing gelatin (GEL) or spray-dried porcine plasma (SDPP) as protein sources and to determine th...
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...
Allometric growth of calcium, phosphorus, magnesium, sodium, and potassium in slow- and fast-growing young chickens
Ca, Mg P, Na K retention
2015/6/23
Allometric coefficients for dry matter, calcium, phosphorus, magnesium, sodium, and potassium in relation
to body weight were 1.091, 1.427, 1.383, 1.284, 0.843, and 1.097 for SG chickens and 1.075, ...
Effects of phytase B on laying performance, eggshell quality and on phosphorus and calcium balance in laying hens fed phosphorus-deficient maize-soybean meal diets
phytase B laying hen laying performance eggshell quality retention of P and Ca
2015/6/9
A study was conducted to evaluate the effects of dietary supplementation of phytase B (product of the Aspergillus niger phyB gene expressed in Trichoderma reesei) on feed intake, laying performance, e...
Effect of different phosphorus levels on the performance and egg quality of laying hens fed wheat- and maize-based diets
available phosphorus brown-egg laying hen wheat maize
2015/6/8
The effects of diet type (wheat- or maize-based) and concentration of available phosphorus (AP; about 4, 3 and 2 g/kg) on the parameters of hen performance and egg quality as well as shell calcium (Ca...
Supplemental wheat bran and microbial phytase could replace inorganic phosphorus in laying hen diets
wheat bran phytase laying hens production performance nutrient utilization
2015/6/4
An experiment was conducted to determine effects of wheat bran (WB) phytase on production performance and nutrient utilization in laying hens. Three hundred and seventy-five Lohmann hens at 32 weeks o...
Effects of pelleting temperature of phytase supplemented broiler feed on tibia mineralization, calcium and phosphorus content of serum and performance
pelleting temperature broiler phytase tibia mineralization growth
2015/6/2
The present study was conducted to determine the effects of different pelleting temperature on tibia mineralization, calcium, phosphorus content of serum and growth performance of broilers fed phytase...
Effect of microbial phytase on apparent digestibility and retention of phosphorus and nitrogen in growing pigs
phytase phosphorus nitrogen digestibility retention pigs
2015/6/2
Six female pigs of approximately 50 kg BW, fitted with simple T-cannula in the terminal ileum, were used to study the effect of microbial phytase on apparent total tract digestibility and retention of...
Effects of Dietary Cellulose on the Basal Endogenous Loss of Phosphorus in Growing Pigs
Digestibility Endogenous Excretion Fiber Phosphorus Swine
2016/5/18
An experiment was conducted to determine the effect of cellulose concentration in diets containing no phosphorus (P) on the basal endogenous loss (BEL) of P in growing pigs. Twelve barrows (an initial...