عنوان البحث | ملخص البحث | Research Abstract |
تأثير التداخل بين الاجهاد الحرارى و التركيب الوراثى على بعض الصفات الانتاجية و التناسلية فى السمان اليابانى | | |
دراسات وراثية لبعض الصفات الاقتصادية فى الأرانب
صفات حجم الولده و وزن الولده | | |
تطبيق بعض الأدلة الانتخابية المحددة فى سلالتين من دجاج النورفا | | |
استخدام الأدلة الانتخابية الفرعية لاستنباط أربعة سلالات متخصصة من دجاج النورفا | | |
الهندسة الوراثية كاستراتيجية مستقبلية لتحسين كفاءة انتاج الدواجن | | |
الاستراتيجيات الحديثة للوراثة الجزئية فى برامج تربية الدواجن | | |
تقدير مكونات التباين باستخدام الخلط الدورى لأربع سلالات من دجاج النورفا | | |
قدرة التوافق و العائد الوراثى لبعض الصفات الاقتصادية فى دجاج النورفا | | |
كفاءة بعض الصفات الاقتصادية فى الأرانب النيوزيلندى الأبيض و الكاليفورنيا | | |
دراسة تأثير الخلط لبعض صفات انتاج البيض فى دجاج النورفا | | |
تأثير الإستجابة للمناعة للمستضد SRBC والجنس على تركيز الجلوبيولينات المناعية
ووزن الغدد الليمفاوية في الدجاج | | ABSTRACT: A total number of 320 birds of Norfa strain from both males and females were used in the present experiment. At 20-wk of age, the primary antibody (Ab) titers for sheep red blood cells (SRBC) were determined for each individual at |
COMPARISON BETWEEN GENERAL AND COMPLETELY RESTRICTED INDICES BY USING DIFFERENT WAYS OF ESTIMATING RELATIVE ECONOMIC VALUES FOR SOME EGG PRODUCTION TRAITS IN SINAI FOWLS | | ABSTRACT The present experiment was carried out in the Poultry Farm Department of Poultry Production Faculty of Agriculture Minufiya University at Shibin ElKom Egypt. The local strain used was Sinai Bedouin fowl. The experimental rec |
Relative efficiencies of selection indices for improving some egg production traits in
White Leghorn hens | | |
Two-stage selection index in Norfa chickens | | |
Expected vs
actual responses to selection in Norfa chickens. | | |
Completely and
partial restricted selection indices in Norfa chickens | | |
Two-stage selection indices in poultry breeding
programs for laying hens | | |
A comparison between the efficiencies of restricted selection indices with different levels of restriction in selection breeding programs for laying hens | | |
Effect of breed, laying period and selection for egg weight on egg quality in two local breeds of chickens | | |
Direct and correlated responses of egg production performance under selection for egg weight in some local breeds of chickens | | |
A comparative study among different breeds of laying hens under two systems of feeding | | |
Genetic progress of some economic traits in Norfa chickens divergently selected for body weight | | |
Selection index as a tool for the improvement of meat production in Japanese
Quail
| | |
Genetic progress achieved in some egg production traits by using individual and supplementary family informations in selection indices | | |
Application of ten selection
indices for genetic improvement of Norfa chickens | | |
Use of supplementary information of residual food consumption in selection programs for laying hens | | |
Some performance traits and abdominal fat contents on three Egyptian indigenous laying breeds | | |
Selection for heat tolerance in
laying hens
| | |
Genetic analysis of some economic traits in Rabbits | | |
Analysis of a selection experiment for some economic traits in Rabbits | | |
Genetic aspects of some egg production traits in Norfa layers under different methods of selection | | |
Genetic progress achieved in residual feed consumption after two generations of selection in Norfa chickens | | |
Genetic evaluation of multi-trait selection indices for overall economic improvement in Rabbit breeding programs | | |
). Multi-source multi-trait selection
indices for maximizing genetic improvement of laying hens
| | |
Genetic effect of single versus multisource selection indices on overall economic gain in quail breeding programs | | |
Genetic and phenotypic parameters for some egg production traits in four lines of White Leghorn hens | | |
A study of heterosis in some egg production traits in Norfa layers | | |
Performance of some economic traits in New Zealand White and Californian rabbits | | |
Combining ability and genetic gain of some economic traits in Norfa chickens | | |
Estimation of variance component based on diallel crosses of four lines of Norfa chickens | | |
Modern strategies of molecular genetics for poultry breeding programs | | |
Genetic engineering as a future strategy for improving the
efficiency of poultry production | | In this paper a review is presented on the genetic engineering technology in poultry, such as gene transfer, genetic markers and DNA fingerprints. |
The interaction effect of heat stress and genotype on some productive and reproductive traits in Japanese Quail | | |
Genetic studies on some economic traits in Rabbits | | |
Application of some restricted selection indices in two lines of Norfa Chickens | | |
Using sub-selection indices to develop four specialized lines in Norfa Chickens | | |
Evaluation of
some economic traits value using different reduced selection indices in Norfa Layers
| | |
Genetic Gains and Heterosis for some egg production traits in Two Lines of Norfa Chickens | | |
Genetic and Phenotypic parameters of Antibody Response to SRBCs in Relation to some Egg Production Traits in Chickens | | |
Expected vs actual Genetic gain achieved in immune response and some egg production traits using different selection methods in chickens | | |
Genetic studies on some economic traits in Rabbits. 2- Post weaning body weight and growth rates | | |
Maximizing
genetic improvement for immune response trait and some egg
production traits using Multi-source multi-trait selection indices in chickens | | |
Completely restricted selection index as a tool to improve immune response
trait and some economic traits in chickens | | |
Expected genetic gains achieved from Applying selection indices using different ways of calculating economic weights in Norfa layers | | |
Genetic
improvement achieved in immune response and some egg production traits using multi-source multi-trait selection indices in laying hens | | |
Effect of some environmental factors on some chemical blood traits in two local strains of
chickens
| | |
Effect of immune response to SRBC antigen and sex on immunoglobulins concentration and lymphoid organs weight in chicken | | |
Comparison Between general and completely restricted indices by using different ways of
estimating relative economic values for some egg production traits in Sinai fowls
| | |
Genetic
progress achieved in immune response trait and some productive
traits by using reduced selection Indices in chickens
| | |
Effect of some environmental factors on body weight and growth rates at different ages in two local strains of chickens | | |
Effect of
photo stimulation on some egg production traits in broiler parents | | |
Genetic diversity of chicken
and quail using icrosatelite DNA markers
| | |
Effect of heat stress and feed additives on some blood parameters in Norfa laying hens | | |
Genetic
improvement of Body weight at eight weeks of age, Feed Efficiency at (4-8 weeks) and Growth curve in Quail | | |
Replacing fish meal protein in Nile tilapia diets: Utilization of cotton seed meal and its effects on growth performance, body composition and some biological and hematological parameters | | |
Effect of generation, line, sex and feeding system on some productive traits during growing beriod in Pekin Ducks | | |
Meat production efficiency of two lines of Pekin Ducks under two different feeding systems | | |
Influence of supplementary copper on the performance of Norfa chickens | | |
Direct selection response for feed efficiency of egg production under different feeding regimes in Sinai Fowls | | |
Effect of age and sex on some blood haematological and biochemical parameters of African black neck Ostrich in Egypt | | |
Effect of Some Environmental Factors On Free Radicals In Two Local Strains Of Chickens | | |
Study of
some economic traits in Broiler Parent chickens (COBB 500) during production period under the Egyptian conditions | | |
Studies on some productive traits in Norfa chickens | | |
Genetic Characterization of a Local Egyptian Chicken Strain Norfa Using Microsatellite Markers | | |
Sexual maturity of male chickens according to early response of semen milking | | |
Genetic diversity of two Egyptian Local Chicken Strains Using Microsatellite Markers | | |
Improving Indegenous
Chickens in Developing Countries outlet of the Norwegian-Egyptian project "NORFA" in Egypt (1980-2016) | | |
The Relationship between Immune Response and Heat Shock Protein 70 (Hsp) under cold and Heat Stresses in NORFA Chickens | | |
Genetic engineering as a future strategy for improving the
efficiency of poultry production | | |
Modern strategies of molecular genetics for poultry breeding programs | | |
). Genetic evaluation of multi-trait selection indices for overall economic improvement in Rabbit breeding programs | | |
Genetic progress achieved in residual feed consumption after two generations of selection in Norfa chickens | | |
). Genetic progress achieved in some egg production traits by using individual and supplementary family informations in selection indices | | |