ORIGINAL_ARTICLE
GENETIC AND PHENOTYPIC TRENDS OF 305-DAY MILK YIELD OF HOLSTEIN COWS RAISED AT COMMERCIAL FARM IN EGYPT
https://ejap.journals.ekb.eg/article_94031_cf3e34e13853b23f0c7c3168801ecbd9.pdf
2009-06-01
85
92
10.21608/ejap.2009.94031
heritability
genetic and phenotypic trends
305- day milk yield
Holstein cows
Samy
Abou-Bakr
samyabm2006@yahoo.com
1
Animal Production Department, Faculty of Agriculture, Cairo University, Giza, Egypt
LEAD_AUTHOR
ORIGINAL_ARTICLE
COMPARISON BETWEEN DIFFERENT PROCEDURES TO DETERMINE THE RELATIVE IMPORTANCE OF THE LIFETIME PERFORMANCE TRAITS IN PREDICTING BREEDING VALUES OF HOLSTEIN COWS
https://ejap.journals.ekb.eg/article_94032_e24b19d8d0ec8075c043de9c2e7b3700.pdf
2009-06-01
93
102
10.21608/ejap.2009.94032
Stepwise Regression
partial least squares regression
Breeding value
Lifetime performance traits
Holstein cows
Mohamed
Ibrahim
mam.ibrahim@agr.cu.edu.eg
1
Department of Animal production, Faculty of Agriculture, Cairo University, Giza, Egypt
LEAD_AUTHOR
ORIGINAL_ARTICLE
GENETIC AND PHENOTYPIC TRENDS OF CALVING INTERVAL AND AGE AT FIRST CALVING IN A COMMERCIAL HOLSTEIN HERD
https://ejap.journals.ekb.eg/article_94034_3490d6fe45b6cbc3d46cd0d7ee1d95ac.pdf
2009-06-01
103
112
10.21608/ejap.2009.94034
reproductive traits
Genetic trend
Phenotypic trend
Holstein
M.
Ibrahim
mam.ibrahim@agr.cu.edu.eg
1
Department of Animal production, Faculty of Agriculture, Cairo University, Giza, Egypt
AUTHOR
H.
Rushdi
hosamrushdi@agr.cu.edu.eg
2
Department of Animal Production, Faculty of Agriculture, Cairo University, Giza, 12613, Egypt
AUTHOR
S.
Abdel-Salam
samehfs@agr.cu.edu.eg
3
Department of Animal Production, Faculty of Agriculture, Cairo University
AUTHOR
S.
Abou-Bakr
samyabm2006@yahoo.com
4
Department of Animal production, Faculty of Agriculture,Cairo University , Giza, Egypt
LEAD_AUTHOR
ORIGINAL_ARTICLE
WOOL GRADING AND PROCESSING SYSTEM TO IMPROVE THE UTILITY OF THE EGYPTIAN BARKI WOOL
https://ejap.journals.ekb.eg/article_94035_f741871095e40d9c4bd633fa02c5a452.pdf
2009-06-01
113
128
10.21608/ejap.2009.94035
wool
Grading
breeding
bulk
harshness
processing
blanket
Barki sheep
H.
EL-Gabbas
1
Wool Production and Technology Department, Division of Animal Production, Desert Research Center, Matareya, Cairo, Egypt
AUTHOR
M.
Anous
2
Animal Production Department, Faculty of Agriculture, Ain shams University, Shubra Al-Khaima, Cairo, Egypt
AUTHOR
E.
Al-Betar
3
Wool Production and Technology Department, Division of Animal Production, Desert Research Center, Matareya, Cairo, Egypt
AUTHOR
ORIGINAL_ARTICLE
PHENOTYPIC VARIATION BETWEEN TWO EGG-TYPE CHICKEN STRAINS FOR RESIDUAL FEED CONSUMPTION AND CELL-MEDIATED IMMUNITY
https://ejap.journals.ekb.eg/article_94036_1140e643faf8a7d5ac01b0fa523217ae.pdf
2009-06-01
129
142
10.21608/ejap.2009.94036
Residual feed consumption
immunity
laying hens
A.
Galal
1
Poultry Production Department, Faculty of Agriculture, Ain Shams University, Cairo, Egypt
AUTHOR
M.
Mahorus
2
Poultry Production Department, Faculty of Agriculture, Ain Shams University, Cairo, Egypt
LEAD_AUTHOR