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Interaction between oviposition time, age, and environmental temperature and egg quality traits in laying hens and broiler breeders
hen production type age temperature oviposition
2015/6/23
An experiment with laying hens and broiler breeders of two ages (young 22 vs. 36 weeks, old
83 vs. 64 weeks) and at temperatures of 20 and 28°C was carried out to evaluate the interactions between
...
Influence of Energy Restriction and Pre-incubation Holding Period of Eggs on Fertility and Hatchability in Aged Broiler Breeders
Energy Restriction Pre-Incubation Holding Fertility Hatchability Aged Broiler Breeders
2016/5/4
The effects of controlled energy restriction and duration of pre-incubation egg holding on fertility, hatchability and hatch losses were evaluated in aged broiler breeders (64 wk). The energy (ME) req...
The effect of autoclave processing and gamma irradiation on apparent ileal digestibility in broiler breeders of amino acids from canola meal
Gamma digestibility protein canola poultry
2010/9/10
The objective of this study was to investigate the effect of different doses of gamma irradiation and autoclaving on the apparent ileal digestibility in male broiler breeders of amino acids from canol...
Effect of Measured Energy Restriction and Age Intervals on Growth, Nutrient Digestibility, Carcass Parameters, Bone Characteristics and Stress in Broiler Breeders during the Rearing Period
Age Energy Restriction Broiler Growers Performance
2016/4/28
This study aimed at targeting fixed increases in body weight (100 g/wk) by quantitatively regulating energy allowances (ME) in broiler breeders from 5 to 20 wks of age. Four energy regimes were tested...
Effect of Supplementing Microbial Phytase on Performance of Broiler Breeders Fed Low Non-phytate Phosphorus Diet
Non Phytate Phosphorus Phytase Broiler Breeders Production Performance
2016/4/20
An experiment was conducted to study the production performance of broiler breeder females (25 to 40 weeks of age) fed either reference diet or low non-phytate phosphorus (NPP) diet with or without mi...