搜索结果: 1-7 共查到“兽医学 Phytase”相关记录7条 . 查询时间(0.075 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...
Efficacy of contrast levels of non-phytate phosphorus and Aspergillus niger phytase in hens fed wheat-maize-based diets
feed intake eggshell quality pH
2015/6/23
Two hundred and forty hens (ISA Brown) were housed in enriched cages and fed a wheat-maize-based
diet. A significant effect of both NPP and F was found for the yolk colour (P = 0.016) and shell thic...
Retention of cadmium in the tissues of broiler chicks by dietary supplemental microbial phytase
kidney phytase performance
2015/1/27
The objective of this study was to investigate the effect of Ca : total(t) P ratio, vitamin C and microbial phytase on broiler performance and cadmium retention of broiler. In experiment, 288 day-old ...
Effects of Microbial Phytase on Phytate Phosphorus Utilization in Plant Feedstuffs for Broiler Chicks
broiler microbial phytase phytate phosphorus plant feedstuffs
2009/8/3
The reported effects of dietary supplemented microbial phytase on the utilization of phytate phosphorus (pP) differ widely by investigators. In order to clarify the differences, the contents of total ...
Effects of Amino Acid,Enzyme Mixture and Phytase Added to Low Protein and Low Phosphorus Diet on Performance and Excretion of Nitrogen and Phosphorus in Broilers
broiler excretion of nitrogen excretion of phosphorus amino acid phytase
2009/7/31
In the purpose to reducing excretion of nitrogen (N) and phosphorus (P) without the influence of the growth performances and abdominal fat in broilers, a feeding trial and balance test were conducted....
The Effect of Microbial Phytase in Broiler Grower Diets Containing Low Phosphorus,Energy and Protein
phytase phosphorus broiler grower diet
2009/7/30
One thousand two hundred and fifty sexed 21 day-old commercial broilers (Ross-308) were randomly divided into five dietary treatment groups of 250 broilers each. Each treatment group was further sub-d...
Dietary Inclusion of Enzyme Phytase in Egg Layer Diet on Retention of Nutrients, Serum Biochemical Characters and Phosphorus Excretion
Phytase nutrients retention serum biochemical phosphorus excretion
2010/11/11
A study was carried out to find out the effect of enzyme phytase (One gram contained 2410
IU of phytase activity) supplemented at 300, 600, 900 and 1200 IU/kg in layer chicken diets containing availa...