搜索结果: 1-10 共查到“家畜饲养管理学 phosphorus”相关记录10条 . 查询时间(0.176 秒)
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...
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...
Effect of High Phytase Inclusion Rates on Performance of Broilers Fed Diets Not Severely Limited in Available Phosphorus
Broiler Phytase Phytate Performance
2016/5/11
Phytate is not only an unavailable source of phosphorus (P) for broilers but it also acts as an anti-nutrient, reducing protein and mineral absorption, increasing endogenous losses and reducing broile...
Assessing Nitrogen and Phosphorus in Excreta from Grower-finisher Pigs Fed Prevalent Rations in Vietnam
Equation Excretion Feces Feed Urine Validation
2016/5/4
Livestock production in Vietnam is, as in most Asian countries, increasing rapidly and changing into specialized highly intensified operations. The volume of animal excreta generated exceeds the capac...
Reduction of Excretory Phosphorus and Trace Minerals by Dietary Supplementation of Microbial Phytase in Broiler Chicks
broiler mineral excretion microbial phytase phytate phosphorus trace minerals
2009/8/3
An experiment was conducted to study the effect of microbial phytase on excretory phosphorus (P), copper (Cu), zinc (Zn) and manganese (Mn) in broiler chicks. Male broiler chicks with three replicatio...
Performance of Broiler Chickens Fed Low Non Phytate Phosphorus Diets Supplemented with Microbial Phytase
broiler chickens non phytate phosphorus performance phytase
2009/7/30
An experiment was conducted with 270 broiler chicks to examine the effect of microbial phytase supplementation to low non-phytate phosphorus (NPP) diets on growth performance, bone mineralisation and ...
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...
The Effect of Phytase and Organic Acid on Growth Performance, Carcass Yield and Tibia Ash in Quails Fed Diets with Low Levels of Non-phytate Phosphorus
Non-phytate Phosphorus Organic Acid Phytase Quail Tibia Ash
2016/4/20
An experiment was conducted to investigate the effect of phytase, organic acids and their interaction on body weight gain, feed consumption, feed conversion ratio, carcass yield and tibia ash. A total...
Nitrogen and phosphorus losses from a feedlot for suckler cows
Phosphorus ammonium nitrogen nitrate nitrogen feedlots pens runoff leaching suckler herds
2010/8/16
The raising of cattle outdoors in winter is becoming more common in temperate areas, although there is little information available on the effects of this practice on forested environments. In this st...