搜索结果: 1-15 共查到“畜牧学 housing”相关记录23条 . 查询时间(0.208 秒)
Effect of housing system and genotype on rabbit meat quality
breed carcass traits fatty acids
2015/7/3
The effect of the housing system on the carcass characteristics, physical parameters of meat quality, fatty acid composition, and muscle fibre characteristics was studied in some Czech breeds. Ninety-...
Effect of housing system on reproductive results in ring-necked pheasants (Phasianus colchicus L.)
gamebird keeping performance reproduction
2015/7/2
A comparative analysis of reproduction parameters and hatchability results of pheasants raised under two different housing systems (cages and aviaries) was performed. In the first system the pheasants...
Effects of laying hens housing system on laying performance, egg quality characteristics, and egg microbial contamination
cage aviary litter egg production
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 genotype, housing system and egg collection time on egg quality in egg type hens
egg quality genotype housing system
2015/6/8
The effect of egg collection time, genotype and housing system on egg quality characteristics was evaluated in an experiment with laying hens of ISA Brown, Hisex Brown and Moravia housed on litter and...
The influence of housing systems on the air quality and bacterial eggshell contamination of table eggs
conventional cage system aviary air hygiene eggshell microorganisms
2015/6/8
This paper compares two different housing systems for laying hens producing table eggs, namely a conventional cage system and an aviary, during three summer months, starting from the 20th week of the ...
Effect of the age and season of fattening period on carbon dioxide emissions from broiler housing
carbon dioxide broiler chickens heating natural gas ventilation rate
2015/6/8
The quantification of emissions of greenhouse gases from human activities is of prime importance for determining the importance of their effect on the environment. The aim of this study was to test a ...
The effect of a housing system in slaughter turkeys on mechanical damage to carcass and meat quality
turkeys losses type of floor mechanical damage meat quality
2015/6/5
The aim of the experiment was to find out whether the housing of Polish white broad-breasted heavy type turkeys J-22 on slatted floor (group I) and litter floor (group II) has an effect on the final b...
Effect of housing system on the calcium requirement of laying hens and on eggshell quality
enriched cage unenriched cage floor system eggshell production Ca requirement
2015/6/5
The effects of housing systems on the calcium requirement for eggshell production, eggshell quality and on the breaking strength of the hen’s tibia were evaluated. Unenriched cages (UN) (24 laying hen...
The effects of housing systems and age of hens on the weight and cholesterol concentration of the egg
conventional cages enriched cages litter system outdoor system yolk cholesterol egg weight
2015/6/4
The effects of laying hen age and the housing of laying hens in conventional cages, enriched cages, litter system and outdoor system on egg weight and yolk and egg cholesterol concentration were studi...
Effects of Forage:Concentrate Ratio on Growth Performance, Ruminal Fermentation and Blood Metabolites in Housing-feeding Yaks
Concentrate Ratio Growth Performance Ruminal Fermentation Yak
2016/5/19
The objective of this study was to determine the effect of forage: concentrate ratio (F:C) on growth performance, ruminal fermentation and blood metabolites of housing-feeding yaks. Thirty-two Maiwa m...
Effects of Housing Systems on Behaviour, Performance and Welfare of Fast-growing Broilers
Broiler Housing System Welfare Behavior Meat Quality
2016/5/16
This experiment aimed to evaluate the effects of different housing systems on behavioral activities, welfare and meat quality of fast-growing broilers. Two hundred broilers were allocated into two hou...
Dynamics of Air Temperature, Velocity and Ammonia Emissions in Enclosed and Conventional Pig Housing Systems
Conventional Pig Housing Enclosed Pig Housing Ammonia Hydrogen Sulfide Air Velocity
2016/5/11
This study aimed to compare the dynamics of air temperature and velocity under two different ventilation and housing systems during summer and winter in Korea. The NH3 concentration of both housing sy...
Dynamics of Air Temperature, Velocity and Ammonia Emissions in Enclosed and Conventional Pig Housing Systems
Conventional Pig Housing Enclosed Pig Housing Ammonia Hydrogen Sulfide Air Velocity
2016/5/11
This study aimed to compare the dynamics of air temperature and velocity under two different ventilation and housing systems during summer and winter in Korea. The NH3 concentration of both housing sy...
Effects of Outdoor Housing of Piglets on Behavior, Stress Reaction and Meat Characteristics
Environmental Enrichment Salivary Cortisol Taste Preference Electronic Taste-sensing System Animal Welfare
2016/5/10
Well-designed housing systems are important from the viewpoint of animal welfare and improvement of meat production. In this study, we investigated the effects of outdoor housing of pigs on their beha...
The Effect of Feeding Different Levels of Sardine Fish Silage on Broiler Performance, Meat Quality and Sensory Characteristics under Closed and Open-sided Housing Systems
Ileal Digestibility Fish Silage Performance Meat Quality Broiler Chicks
2016/5/5
Two experiments were conducted to evaluate the use of fish silage prepared from Indian oil sardines, Sardinella longiceps, as partial replacement of soybean meal as a sole source of protein for growin...