YAVUZ AKBAŞ

Ziraat Fakültesi, Zootekni Bölümü, Biyometri Ve Genetik Anabilim Dalı

Research areas: Biometrics, Animal Husbandry, Cattle, Agricultural Sciences, Agriculture, Veterinary Sciences, Engineering and Technology, Health Sciences, Zootechnical and Animal Feed, Life Sciences

Publications

• Aydın İlindeki Veteriner Hekimlerin Hayvan Refahı Algısı (2025)
• Aydın İlindeki Veteriner Hekimlerin Sığır ve Küçükbaş Hayvanların Taşımacılığına Yönelik Refah Algısı (2024)
• Kesikli Verilerde Meta Analizi Uygulaması: Laktasyon Sırasının Topallık Üzerine Etkisi (2022)
• Türkiye’nin Çeşitli Yörelerinde Bulunan Bal Arısı Irk ve Ekotiplerinin Bazı Morfolojik Özellikler Bakımından Diskriminant Analiz Yöntemiyle Tanımlanması (2016)
• Investigation of Stillbirth Rate Using Logistic Regression Analysis in Holstein Friesian Calves (2016)
• Clustering of Holstein Friesians Using K-Means Method (2016)
• Heritability Estimations of Partial Test Day Milk Records Using Random Regression Model (2016)
• Identification of Honey Bee Apis mellifera L Races and Ecotypes in Several Regions of Turkey According to Some Morphological Characteristics by Using Discriminant Analysis Method (2016)
• Clustering of Holstein Friesians Using Fuzzy C Means Method (2016)
• Küçükbaş Hayvan Yetiştiriciliğinde Elektronik Tanımlama Sistemlerinin Önemi ve Kulanım Olanakları (2016)
• Clustering of Holstein Friesians Using K Means Method (2016)
• Siyah Alaca ile Bazı Süt Sığır Irkları Arasında Yapılan Melezlemeler ve Melez İneklerin Performansları (2015)
• Performance of Several Covariance Structures with Missing Data in Repeated Measures Design (2015)
• Elektronik Tanımlama Yöntemleri ve Keçi Yetiştiriciliğindeki Önemi (2015)
• Clusterig of Holstein Friesians using k means clustering method (2015)
• Estimation of Breeding Values with Heterogeneous Residual Variances by Random Regression Models (2015)
• Siyah Alaca Sigirlarda 305 Gunluk Sut Verimini Etkileyen Faktorlerin Path (Iz) Analizi Ile Belirlenmesi (2015)
• Effect of Different Residual Variances on Genetic Parameters of Test Day Milk Yields (2015)
• Süt Sığır Irkları Arasında Yapılan Melezlemeler (2014)
• Mean lamaness over herds by meta analysis (2014)
• Bir Eşikli Özellik Olarak Buzağılama Güçlüğünün Analizi (2014)
• Siyah Alaca populasyonunda 305-gün süt verimine ait genetik parametrelerin farklı modeller kullanılarak tahmin edilmesi (2012)
• Şansa Bağlı Regresyon ve Çok Özellikli Modeller ile Denetim Günü Süt Verimlerine ait Kalıtım Derecelerinin Tahminlenmesi (2011)
• Etlik Piliçlerde Göğüs Eti Ağırlığı ve Et Kalite Özellikleri Arasındaki İlişkiler. (2011)
• Neural Network and Nonlinear Modeling of Daily Milk Yields. (2011)
• The Effect of Birth Types on Growth Curve Parameters of Karayaka Lamb (2011)
• Variance components and heritability estimations of milk yield from partial test day milk records usingrandom regression model (2011)
• Yapay Sinir Ağlarının Tarımsal Alanda Kullanımı (2011)
• Koyunculuk Açısından Batı Anadolu İllerinin Sınıflandırılması (2011)
• Comparison of Different Models in Genetic Analysis of Dystocia (2011)
• The Effect of Birth Types on Growth Curve Parameters of Karayaka Lamb (2010)
• Comparison of Different Covariance Structure Used for Experımental Design with Repeated Measurement (2010)
• Defining The Best Covariance Structure for Sequential Variation On Live Weights of Anatolian Merinos Male Lambs (2010)
• The Effects of Several Cow and Herd Level Factors on Lameness in Holstein Cows Reared in Izmir Province of Turkey (2010)
• Modeling Lactation Curves of Turkish Saanen and Bornova Goats (2009)
• Comparison of fitting performance of random regression models to test day milk yields in Holstein Friesians. (2009)
• Tarım Bilim Dergilerinin Bugünü ve Geleceği (2009)
• Siyah Alaca’larda Şansa Bağlı Regresyon Modeli İle Denetim Günü Süt Verimlerinin Hata Varyanslarının İncelenmesi (2009)
• Batı Anadolu’da Süt Keçiciliğindeki Gelişmeler – E.Ü.Z.F. Zootekni Bölümü Proje Örneği (2009)
• Süt Sığırlarında Zaman Serisi Yöntemleriyle Laktasyon Eğrilerinin Modellenmesi (2009)
• Comparison of fitting performance of random regression models to test day milk yields in Holstein Friesians (2009)
• Heterogeneity of residual variances of test day milk yields estimated by random regression model in Turkish Holsteins (2009)
• Determination of Suitable Timing Frequency and Sample Size of Body Condition Scoring for Herd Management in Holstein Herds (2009)
• Heritability estimates of tibial dyschondroplasia, valgus-varus, foot-pad dermatitis and hock burn in broiler (2009)
• Variance components and genetic parameter estimates using random regression models on test day milk yields of Holstein Friesians. (2009)
• Hayvancılıkta RAPD tekniği kullanılarak elde edilen verilerin diskriminant analizi ilde değerlendirilmesi (2009)
• Determination of suitable timing, frequency and sample size of body condition scoring for herd management in Holstein herds (2009)
• Heritability estimates of tibial dyschondroplasia, valgus-varus, foot-pad dermatitis and hock burn in broiler (2009)
• Comparison of Fitting Performance of Random Regression Models to Test Day Milk Yields in Holstein Friesians (2009)
• Variance Components and Genetic Parameter Estimates Using Random Regression Models on Test Day Milk Yields of Holstein Friesians (2009)
• Denetim Günü Süt Verimlerinin Kalıtım Derecesi Tahminleri Üzerine Farklı Uyum Dereceli Şansa Bağlı Regresyon Modellerinin Etkisi (2007)
• Türkiye Hayvancılığında Uygulanan Genetik Islah Çalışmalarına Genel Bir Bakış. (2007)
• Conditioning Goats to Avoid Eating Young Sarcopoterium Spinosum Plants (2007)
• Estimates of genetic parameters for test day milk yields of a Holstein Friesian herd in Turkey with random regression models (2007)
• Kaba yemlerin bazı hücre çeperi bileşenlerinin belirlenmesinde kullanılan konvansiyonel ve filtre torba yöntemlerinin karşılaştırılması (2007)
• Effect of a herbal essential oil mixture on growth and internal organ weight of broilers from young and old breeder flocks (2006)
• A study on Determining of Some Production Traits in MenemenSheep (Menemen koyunlarında kimi verim özelliklerinin belirlenmesi üzerine bir araştırma) (2006)
• Growth curve analysis for body weight and dry matter intake in Friesian Limousin x Friesian and Piemontese x Friesian cattle (2006)
• Growth curve analysis for body weight and dry matter intake in Friesian, Limousin x Friesian and Piemontese x Friesian cattle (2006)
• Effects of short day 16L 8D length on broilers some physiological and welfare indices (2006)
• Variation in Lactation Curves of Saanen and Bornova Goats (2006)
• Bayesian inference for calving ease and stillbirth in Holsteins using a bivariate threshold sire-maternal grandsire model (2006)
• Canonical correlation analysis for studying the relationship between egg production traits and body weight egg weight and age at sexual maturity in layers (2005)
• Canonical Correlation Analysis for Studying the Relationship Between Egg Production Traits and Body Weight Egg Weight and Age at Sexual Maturity in Layers (2005)
• Genetic Parameter Estimates for Test Day Milk Yields of a Holstein Friesian Herd in Turkey by a Random Regression Model (2004)
• Menemen Koyun Tipinde Kimi Verim Özelliklerinin Belirlenmesi Üzerine Bir Araştırma. (2004)
• Siyah Alaca İneklerde Doğrusal Tanımlama Özellikleri (2004)
• Şansa Bağlı Regresyon Modeli ve Bıldırcın Canlı Ağırlık Verilerinde Uygulanışı Üzerine Bir Araştırma (2004)
• Breeding value estimation for clutch traits in laying hens (2004)
• Genetic variability of residual feed consumption RFC and its relationship with some production traits and fear response in Japanese quail lines Coturnix coturnix japonica (2004)
• Genetic Parameters for Quails Body Weights Using A Random Regression Model (2004)
• Genetic parameters for quail body weights using a random regression model (2004)
• Describing growth curve of turkey toms using Gompertz model (2004)
• Genetic variability of residual feed consumption (RFC) and its relationships with some production traits and fear response in Japanese quail hens (Coturnix coturnix japonica) (2004)
• Comparison of Different Variance Component Estimation Methods for Genetic Parameters of Clutch Pattern in Laying Hens (2004)
• Investigation with path analysis of the factors effective on 305 days milk productivity of Holstein FriesianSİYAH ALACA SIĞIRLARDA 305 GÜNLÜK SÜT VERİMİ ÜZERİNE ETKİLİFAKTÖRLERİN PATH ANALİZİ İLE İNCELENMESİ (2004)
• Heratability Estimates Of Birt And Weaning Weights İn Saanen Bornova And Saanen Kilis Goat (2004)
• Effect of Box-Cox Transformation on Genetic Parameter Estimation in Layers. (2004)
• The neural network system and its uses in animal science. International Congress on information technology in agriculture, food and environment (2003)
• The effect of short term fasting on performance traits and rectal temperature of broilers during the summer season (2003)
• Comparative analysis of milk yield and reproductive traits of Holstein Friesian cows born in Turkey or imported from Italy and kept on farms under the Turkish ANAFI project (2003)
• Genetic Variation of Feed Traits and Relationships to Some Meat Production Traits in Japanese Quail Coturnix coturnix japonica (2003)
• The level of inbreeding and its effects on milk yield age at first calving and calf mortality in holstein cattle reared on the Agricultural Faculty farm of Ege University (2003)
• The effects of dietary oil and methionine on performance and egg quality of commercial laying hens during summer season (2003)
• Genetic variation of feed traits and relationships to some meat production traits in Japanese quail (Coturnix cot. iaponica) (2003)
• Effects of udder and teat morphology, parity and lactation stage on subclinical mastitis in Holstein cows (2003)
• The effects of dietary oil and methionine on performance and egg quality of commercial laying hens during summer season (2003)
• Comparative analysis of milk yield and reproductive traits of Holstein-Friesian cows born in Turkey or imported from Italy and kept on farms under the Turkish-ANAFI project (2003)
• Estimation of breeding values for dairy cattle using test-day milk yields (2003)
• İzmir İli Holstein Damızlık Süt Sığırı Yetiştirici Birliği İşletmelerinde Mastitis’xxin Yaygınlık Düzeyi ve Yönetim Uygulamaları ile Subklinik Mastitis Arası İlişkiler. (2002)
• Genetic parameters for quail body weights using random regression model (2002)
• Longitudinal data and their analysis in animal science. (2002)
• Genetic parameter estimation of partial egg production traits in layers (2002)
• Variation in organic acids content during ripening of pickled White cheese (2002)
• Estimation of Genetic Parameters for Clutch Traits in Laying Hens (2002)
• Estimation of Heritability for Egg Production in Laying Hens Using MIVQUE, ML, REML and GIBBS Sampling Methods (2002)
• Comparison of different variance component estimation methods for genetic parameters of clutch pattern in laying hens (2002)
• Research on various testing procedures and different methods of estimating lactation milk yield in dairy cattle (2002)
• HAYVANCILIKTA TEKRARLANAN ÖLÇÜMLERİN ANALİZİNDE KULLANILANFARKLI MODELLERİN KARŞILAŞTIRILMASI VE SAS UYGULAMALARI Comparison of Different Models Used in the Analysis of Repeated Measurements in AnimalScience and Their SAS Applications (2001)
• DFREML Programının Tanıtımına Yönelik Bir Çalışma (2001)

CV