搜索结果: 1-3 共查到“养禽学 egg quality characteristics”相关记录3条 . 查询时间(0.095 秒)
Effects of laying hens housing system on laying performance, egg quality characteristics, and egg microbial contamination
cage aviary litter egg production
font style='font-size:12px;'>
2015/7/2
The objective of this study was to compare the performance, egg quality, and microbial contamination of egg shells from hens maintained in different housing systems, such as conventional and enriched ...
The effect of oviposition time and genotype on egg quality characteristics in egg type hens
laying hens genotype oviposition time egg quality
font style='font-size:12px;'>
2015/6/4
In an experiment with three strains of Dominant genotype the effect of oviposition on egg quality characteristics was investigated. Laying hens of the Blue strain (group 1), Plymouth Rock (group 2) an...
Effect of time of oviposition on egg quality characteristics in cages and in a litter housing system
cages deep litter oviposition time egg weight shell quality albumen quality yolk quality
font style='font-size:12px;'>
2015/6/1
Two experiments were carried out to investigate the effect of the time of oviposition on egg quality characteristics in two different housing systems (cages vs. litter). ISA brown hens from 20 to 64 w...