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Effect of dietary magnesium,calcium,phosphorus,and limestone grain size on productive performance and eggshell quality of hens
magnesium oxide limestone granularity mixed feed Ca : NPP ratio egg shell strength layers
2016/11/11
Two experiments conducted on laying hens, aged 50 and 52 weeks, were carried out to evaluate the effect of dietary Mg and its relationship to the Ca : NPP (non-phytate phosphorus) ratio using a variou...
Effects of Dietary Calcium Levels on Productive Performance, Eggshell Quality and Overall Calcium Status in Aged Laying Hens
Dietary Calcium Levels Cracked Eggs Eggshell Strength Tibial Breaking Strength
2016/11/10
This study was conducted to investigate the effects of diets with varying levels of calcium on egg production, shell quality and overall calcium status in aged laying hens. A total of five hundred 70-...
Effect of dietary phenylpropanoid glycoside-based natural extracts on blood parameters and productive performance in intensively-reared young hares
leverets plant extract verbascoside plasma metabolites growth performances
2015/6/24
Two different doses of a dietary verbascoside-based supplement were evaluated on various blood parameters and on productive performance in young weaned hares reared intensively from 28 to 90 days of a...
Effect of inorganic or organic selenium supplementation on productive performance, egg quality and some physiological traits of dual-purpose breeding hens
selenium egg production fertility hatchability egg quality
2015/6/8
One hundred and twenty (100♀ + 20♂) 30-weeks-old dual-purpose breeding hens of Gimmizah strain were housed in individual cages in a semi-open house. Birds were distributed randomly into five treatment...
Feeding of Dehulled-micronized Faba Bean (Vicia faba var. minor) as Substitute for Soybean Meal in Guinea Fowl Broilers: Effect on Productive Performance and Meat Quality
Carcass Dehulled-micronized Faba Bean Growth Guinea Fowl Breast Meat Quality
2016/5/19
The present study aimed to assess the effect of dietary substitution of soybean meal (SBM) with dehulled-micronized faba bean (Vicia faba var. minor) in guinea fowl broilers on their growth traits, ca...
Effects of Palm Kernel Expellers on Productive Performance, Nutrient Digestibility, and White Blood Cells of Lactating Sows
Lactating Sows Nutrient Digestibility Palm Kernel Expellers Performance White Blood Cells
2016/5/18
This experiment was conducted to investigate the effects of palm kernel expellers on productive performance, nutrient digestibility, and changes in white blood cells (WBC) of lactating sows. A total o...
Influence of Restricted Grazing Time Systems on Productive Performance and Fatty Acid Composition of Longissimus dorsi in Growing Lambs
Horse Breeding Show Jumping Variance Components
2016/5/18
Fifty 3-month-old male Tan lambs (similar in body weight) were divided into 5 groups to investigate the effects of different restricted pasture grazing times and indoor supplementation on the producti...
The Effect of Yerba Mate (Ilex paraguarensis) Supplementation on the Productive Performance of Dorper Ewes and Their Progeny
Sheep Growth Yerba Mate Tannins Antioxidants
2016/5/10
Yerba Mate (Ilex paraguariensis), a tea known for its high antioxidant content, was supplemented to 30 of 60 ewes for 13 wks to assess its effect on their productive performance. A 2.5% inclusion rate...
The Long Term Effects of Fairly Low-level of Supplemental Fat on the Productive Performance of Commercial Layers
Supplemental Fat Laying Hen Performance Liver and Abdominal Fat Weight
2016/5/9
Laying hens were fed commercial diets added with supplemented fat (SFAT) at 0.6, 1.2, and 1.8% in order to study the long term dietary effects - on - their productive performance from 22 to 75 wk of a...
Productive performance in fisheries: modeling, measurement, and management
fisheries performance measurement production economics
2011/10/4
We overview the roles of production structure models in measuring fisheries’ productive performance to provide policy-relevant guidance for fishery managers and analysts. In particular, we summarize t...
Effect and Mechanism of Glutamine on Productive Performance and Egg Quality of Laying Hens
Glutamine Laying Hen Productive Performance Egg Quality Hormone Secretion Duodenum Oviduct
2016/5/5
This study was conducted to investigate the effects of dietary glutamine (Gln) on the productive performance and egg quality of laying hens. A total of four hundred Lingnan Yellow laying hens aged 34 ...
Puberty Related Changes in Hormonal Levels, Productive Performance, Carcass Traits, and Their Interactions in Slovakian White Gilts
Gilt Progesterone IGF-I IGFBP-3 Productive Performance Carcass Traits
2016/5/4
The aim of this experiment was to evaluate the levels of hormones (progesterone, IGF-I and IGFBP-3) in blood plasma, growth, carcass traits and their interactions of sexually immature (n = 18) and sex...
仙居鸡染色体Ag-NORs及其与生产性能的关系Studies of Chromosome Ag-NORs of Xianju Chickens and the Relation with the Productive Performance
染色体 Ag-NORs 生产性能
2007/12/31
摘要采用外周血淋巴细胞培养，对仙居鸡Ag-NORs进行了研究。结果表明：仙居鸡的Ag-NORs常定位于1p、3p、4p、Zp、2q上，均数为3.26，众数为3，不同个体间以及同一个体不同细胞间Ag-NORs的大小，数目和分布存在多态性，研究还发现有Ag-NORs联合现象。此外，Ag-NORs频率不同的两组间生产性能差异比较表明：公鸡的胫骨长差异显著（P＜0.05），其它两组间的生产性能差异均不显著...
Effect of Birth Weight and Litter Size on Productive Performance of Rabbits
Rabbits Birth Weight Litter Size Performance
2016/4/15
This study chiefly aims to ascertain the effect of birth weight and litter size on productive performance in rabbits. After delivery kits were removed from their mothers for individual weighing and ra...