Mohamed Mahmoud Ibrahim Salem
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View article: Genome wide association analysis for body measurements in Jabal Akhdar Omani goats
Genome wide association analysis for body measurements in Jabal Akhdar Omani goats Open
The Jabal Akhdar goat, which represents 5% of the Omani goat population, inhabits the high-altitude regions of the Jabal Akhdar mountain range. This breed is renowned for its rapid growth, high twinning rate, and adaptability to extreme en…
View article: A Single-Step Genome-Wide Association Study for Semen Traits of Egyptian Buffalo Bulls
A Single-Step Genome-Wide Association Study for Semen Traits of Egyptian Buffalo Bulls Open
The present study aimed to contribute to the limited research on buffalo (Bubalus bubalis) semen traits by incorporating genomic data. A total of 8465 ejaculates were collected. The genotyping procedure was conducted using the Axiom® Buffa…
View article: Estimation of genetic parameters for semen traits in Egyptian buffalo bulls
Estimation of genetic parameters for semen traits in Egyptian buffalo bulls Open
This study was conducted to characterize semen traits (ejaculate volume (VOL), mass motility (MM), sperm livability (LS), percentage of abnormal sperms (AS), and sperm concentration (CONC)) of Egyptian buffalo bulls and evaluate the import…
View article: GENETIC TREND FOR MILK PRODUCTION AND LONGEVITY TRAITS OF EGYPTIAN BUFFALO
GENETIC TREND FOR MILK PRODUCTION AND LONGEVITY TRAITS OF EGYPTIAN BUFFALO Open
Data used in this study comprised 1792 records for 1126 buffalo female born from 1980 to 2013, daughters of 101 sires and 896 dams from four buffalo herds (El-Nattafe el gadid, El-Nattafe el kadim, Mahalet mousa and El-gmeza) that belong t…
View article: Genetic parameters and principal components analysis of breeding value for birth and weaning weight in Egyptian buffalo
Genetic parameters and principal components analysis of breeding value for birth and weaning weight in Egyptian buffalo Open
Objective: The objectives of the current study were to study the main environmental factors affecting birth weight (BW) and weaning weight (WW), estimate variance components, genetic parameters and genetic trend and to evaluate the variabi…
View article: ESTIMATES OF VARIANCE COMPONENTS AND HERITABILITIES OF PRE-WEANING GROWTH TRAITS OF ANGLO-NUBIAN AND BALADI KIDS
ESTIMATES OF VARIANCE COMPONENTS AND HERITABILITIES OF PRE-WEANING GROWTH TRAITS OF ANGLO-NUBIAN AND BALADI KIDS Open
Data relevant to 573 Anglo-Nubian and 318 Baladi kids born at Alexandria University Experimental Station between 1997-2014 were utilized in this investigation to estimate variance components and heritabilities of birth weight (BW), weaning…
View article: GENETIC ANALYSIS OF PRE-WEANING GROWTH TRAITS OF BARKI AND RAHMANI LAMBS
GENETIC ANALYSIS OF PRE-WEANING GROWTH TRAITS OF BARKI AND RAHMANI LAMBS Open
Data relevant to 704 Barki and 732 Rahmani lambs born at Alexandria University Experimental Station between 1991-2014 were utilized in this investigation to estimate genetic parameters, breeding values and genetic trends of birth weight (B…
View article: A survey of tumors affecting cattle, buffaloes and sheep, in El-Dakahlyia Governorate
A survey of tumors affecting cattle, buffaloes and sheep, in El-Dakahlyia Governorate Open
In a 2-year survey of tumors occurring in ruminants reared in El-Dakahlyia Governorate, Egypt during the period from October 2016 to October 2018. 66 tumor masses were collected: 60 from cattle, 2 from buffaloes and 4 from sheep. According…
View article: GENETIC EVALUATION OF SOME PRODUCTIVE LIFETIME TRAITS OF LOCALLY BORN FRIESIAN COWS IN EGYPT
GENETIC EVALUATION OF SOME PRODUCTIVE LIFETIME TRAITS OF LOCALLY BORN FRIESIAN COWS IN EGYPT Open
Data on 2186 lactation records of 541 pure Friesian cows presenting 43 sires and 372 dams born at the Dairy Unit of Milk and Meat Project of the Faculty of Agriculture, Alexandria University, between 1983-2006 were utilized to evaluate lif…
View article: Linkage disequilibrium and haplotype block structure in Portuguese Holstein cattle
Linkage disequilibrium and haplotype block structure in Portuguese Holstein cattle Open
The objectives of this study were to estimate linkage disequilibrium (LD), describe and scan a haplotype block for the presence of genes that may affect milk production traits in Portuguese Holstein cattle. Totally 526 animals were genotyp…
View article: ESTIMATES OF VARIANCE COMPONENTS AND HERITABILITIES OF PRE-WEANING GROWTH TRAITS OF BARKI AND RAHMANI LAMBS
ESTIMATES OF VARIANCE COMPONENTS AND HERITABILITIES OF PRE-WEANING GROWTH TRAITS OF BARKI AND RAHMANI LAMBS Open
Data representing 594 Barki and 582 Rahmani lambs raised at Alexandria University Experimental Station between 1991-2011 were utilized in this study to estimate variance components and heritability of birth weight (BW), weaning weight (WW)…
View article: ESTIMATES OF HERITABILITY, REPEATABILITY AND BREEDING VALUE OF SOME PERFORMANCE TRAITS OF HOLSTEIN COWS IN EGYPT USING REPEATABILITY ANIMAL MODEL
ESTIMATES OF HERITABILITY, REPEATABILITY AND BREEDING VALUE OF SOME PERFORMANCE TRAITS OF HOLSTEIN COWS IN EGYPT USING REPEATABILITY ANIMAL MODEL Open
Data collected from 1807 lactation records relevant to 735 Holstein cows, between 1995735 Holstein cows, between -2005 were utilized to estimate heritability, repeatability and breeding value of all lactation total milk yield (TMY), , peak…
View article: GENETIC PARAMETERS OF FIRST LACTATION TRAITSOF HOLSTEIN COWS IN EGYPT
GENETIC PARAMETERS OF FIRST LACTATION TRAITSOF HOLSTEIN COWS IN EGYPT Open
Data relevant to 732Holstein cows raised at El-yoser private farm, 51kmsouth east Alexandria, between 1995-2005were utilized to estimate the genetic parameters of first lactation total milk yield (TMY), 305-day milk yield (305-DMY), peak y…
View article: Effect of Biofloc, Feeding Rate and Dietary Protein Levels on Growth Performance and Feed Utilization of Nile Tilapia, (Oreochromis niloticus), Flathead Grey Mullet, (Mugil cephalus) and Thin Lipped Mullet, (liza ramada) Fingerlings in Polyculture
Effect of Biofloc, Feeding Rate and Dietary Protein Levels on Growth Performance and Feed Utilization of Nile Tilapia, (Oreochromis niloticus), Flathead Grey Mullet, (Mugil cephalus) and Thin Lipped Mullet, (liza ramada) Fingerlings in Polyculture Open
The present study was carried out to investigate the effect of biofloc technology (BFT), feeding rate (FR) and dietary protein levels (PL) on growth performance, survival (%) ,feed utilization and economical evaluation parameters of Nile t…