Rıdvan Koçyiğit

• PhD
• Professor (Assistant) at Atatürk University

Bu çalışma, Erzurum ili Aşkale İlçesindeki süt sığırcılığı işletmelerinde hayvan sağlığı uygulamaları ve sığır yetiştiricilerinin hayvan refahı konusunda görüşleri hakkında bilgi elde etmek üzere yürütülmüştür. Çalışmanın materyalini 221 işletmeci ile yüz yüze yapılan anketlerden elde edilen veriler oluşturmuştur. Araştırma sonuçlarına göre, yetişt...

Study objectives included the assessment of carcass fatty acid composition and meat texture characteristics of younger Holstein Friesian bulls. Three experimental groups were formed based on the weights of the 23 young bulls at slaughter: lighter, medium, and heavier. Samples were taken from the Gluteus medius (GM) and Longissimus thoracis muscles...

The aim of this study was to determine the effects of slaughter weight and muscle types on carcass characteristics, chemical composition and meat quality characteristics of young Holstein Friesian bulls. For this purpose, the 21 young bulls were assigned to three experimental groups based on their weights at slaughter called lighter (LSW) (470.4±32...

Amaç: Bu çalışma, sığır yetiştiricilerinin buzağı yetiştirme uygulamalarını ortaya koymak amacıyla Erzurum ili Aşkale İlçesinde yürütülmüştür. Materyal ve Yöntem: Bu amaçla, Aşkale merkez ve köylerinde 221 işletme sahibiyle yüz yüze anket çalışması yapılarak veriler elde edilmiştir. Araştırma Bulguları Araştırmada elde edilen bulgulara göre, işletm...

This study aimed to investigate environmental mastitis causing bacteria counts in the teat end, somatic cell counts (SCC) of milk samples, cleanliness scores and behavior of cows kept on concrete and rubber mat floorings. For this purpose, 19 Holstein-Friesian dairy cows were allocated into concrete and rubber mat groups. Swab samples were taken fr...

Background: Among non-genetic factors, slaughter age is the most significant aspect influencing meat quality traits and quantity of beef. Objective: To compare the effects of slaughter age and muscle type on carcass traits and meat quality of Holstein bulls. Methods: A total of 30 Holstein Friesian bulls were slaughtered at different age, as follow...

This study aimed to investigate the effects of slaughter age (young vs. old), muscle type (Longissimus dorsi (LD), Gluteus medius (GM)) and fat deposits (kidney knob and channel fat, subcutaneous fat, intramuscular fat) on chemical, organoleptic, textural characteristics and fatty acid composition of Holstein Friesian bull meat. For this purpose, t...

Background: Farm profitability depends on raising healthy calves, which rests on successful feeding and management programs. Objective: To determine the effects of weaning weight on growth performance, feed efficiency, behavioral traits, as well as feeding cost of Holstein-Friesian and Brown Swiss calves. Methods: Sixty-seven newborn dairy calves...

Aims: This study was carried out in order to determine the current situation and problems in the cattle breeding practices related to shelter characteristics in İspir district of Erzurum province and to provide solutions.Methods and Results: In this research, a face-to-face survey was conducted with 394 business owners selected by a random sampling...

In this study, perforated rubber mats (PRM), concrete floor bedded with long wheat straw (CLS) and concrete floor bedded with wheat straw (CS) were compared as flooring types for dairy calves. Growth, feed efficiency ratio, gains in body measurements, some behavioural activities as well as faecal scores, bedding scores and calf's cleanliness scores...

Propolis is a product with many benefits, honey bees produce propolis by mixing the resin substances they collect from the bark, leaves, and plant secretions of trees with honey, wax, pollen, and their salivary enzymes. They use this product for several purposes including protecting bee larvae, honey stores, and honeycombs from infections , repairi...

This study was carried out in the central county of Ağrı Province in order to reveal the cattle feeding habits of cattle breeders. For this purpose, data were obtained by conducting a face-to-face survey with 400 dairy cattle owners of the enterprises in the county. According to the results obtained from this study, it was determined that 91.5% of...

In this study, a face-to-face survey was conducted with 394 farmers to reveal the cattle and calf raising practices performed in cattle enterprises in İspir county of Erzurum province. Proportional values were obtained by carring out frequency analysis on the obtained data in SPSS statistical program and. While 75.6% of the breeders stated that bel...

This study was carried out to determine the structural characteristics of the barns and related problems in the cattle enterprises in İspir county of Erzurum province. For this purpose, a face-to-face survey was conducted with 325 randomly selected enterprise owners. It was determined that 94.7% of the barns in the enterprises in the county consist...

This study was carried out to reveal the current situation regarding the socio-economic characteristics of cattle enterprises in İspir county of Erzurum province. For this purpose, a face-to-face survey was conducted with 394 cattle farm owners determined using the random sampling method. The data obtained were interpreted using frequency analysis....

This study was carried out in İspir county of Erzurum Province to reveal the milking management practices in the cattle enterprises. For this purpose, data were obtained by conducting a face to face survey with 385 dairy farm owners in the county. Frequency analysis and Chi-square tests of the obtained data were performed in SPSS statistics program...

Objective: In this study, it was aimed to determine the current situation of milking management practices of the dairy cattle enterprises in the central county of Ağrı province and to propose some solutions in consideration of the revealed problems. Material and Method: Survey data obtained from 400 dairy cattle enterprises in the central county of...

This study was conducted to determine the farm management, dairy cattle, and calf raising practices of dairy cattle enterprises in the central county of Ağrı province. For this purpose, data were obtained by conducting a face-to-face survey with 400 owners of the enterprises. It was determined that 74.8% of the farmers who participated in the surve...

In this study, a survey was conducted with 400 enterprise owners in order to determine the current situation and problems related to the structural characteristics of the barns in cattle enterprises located in the central county of Ağrı province, and the data obtained were transferred into Microsoft Excel program and frequency analysis was performe...

Bu araştırma, sığır yetiştiricilerinin sığır besleme ve yemleme alışkanlıklarını ortaya koymak amacıylaErzurum İli Narman İlçesi’nde yapılmıştır. Bu amaçla Narman ilçe ve köylerinde 208 işletme sahibiyle anketçalışması yapılarak veriler elde edilmiştir. Araştırmada elde edilen bulgulara göre yetiştiricilerin % 80.8’ininyem bitkisi üretimi yaptığı s...

zet: Bu çalışma Erzurum ili Narman ilçesinde bulunan sığır barınaklarına ilişkin yapısal özelliklerin belirlenmesi, mevcut sorunları ve çözüm önerilerini ortaya koymak amacıyla yapılmıştır. Bu amaçla Narman ilçe ve köylerinde 208 işletme sahibiyle yüz yüze anket yapılarak veriler elde edilmiştir. İşletmelerde yer alan barınakların % 55.3'ü klasik b...

This study was carried out to determine the problems and to suggest solutions by determining the structural characteristic of barns in the cattle farm enterprises in Narman county of Erzurum province. For this purpose, data obtained from a survey conducted face to face with 208 owners of the enterprises. In the enterprises, the percentages of the t...

Bu araştırmada, Erzurum ili Hınıs ilçesindeki sığırcılık işletmelerinin sağım yönetimini değerlendirmek amacıyla 378 işletme ile yüz yüze görüşülerek yapılan anketlerden elde edilen veriler kullanılmıştır. İşletmelerin %51.0'inde sağım esnasında ineklere yem verilmediği, %85.0'inde sağım öncesi meme temizliği yapıldığı ve %89.2'sinde elle sağım ter...

z: Bu araştırmada Erzurum ili Hınıs ilçesinde bulunan sığırcılık işletmelerinin sosyo-ekonomik durumu hakkında bilgi edinmek amacıyla yapılmıştır. Çalışmada 378 işletme ile yüz yüze görüşülmüştür. Çalışmada işletme sahiplerinin çoğunlukla 31-40 yaş aralığında bulunduğu tespit edilmiştir. %95,5 oranındaki okuma-yazma bilen işletme sahiplerinin % 70,...

The purpose of this study was to determine effects of the combination of direct-fed microbials (DFM) with exogenous feed enzymes (EFE) on the growth performance, feed efficiency ratio as well as some behavioural traits of Brown Swiss x Eastern Anatolian Red F1 calves reared in Eastern Region of Turkey. Twenty crossbred calves (10 males and 10 femal...

This study was carried out in order to determine the level of knowledge on cattle nutrition and feeding habits of cattle producers in Hınıs district of Erzurum Province. The main material of this study was data obtained by surveys made in 378 cattle producers. The data collected were analyzed statistically by using chi-square test. It was found tha...

The study was conducted to evaluate veterinary health services and satisfaction of the cattle producers as well as animal health in cattle enterprises in Hınıs County of Erzurum Province. For this purpose, data obtained from 378 cattle enterprises as a result of survey work carried out with owners of the cattle enterprises were analysed. While 4 %...

Geliş (Received): 29.01.2016 Kabul (Accepted): 25.03.2016 ÖZET: Bu araştırma, Erzurum ili Hınıs ilçesinde faaliyet gösteren sığırcılık işletmelerinin barınak özellikleri hakkında ayrıntılı bilgi edinmek üzere yürütülmüştür. Bu amaçla, 378 adet sığırcılık işletme sahibi ile yüz yüze anket yapılarak elde edilen veriler değerlendirilmiştir. Değişkenle...

The purpose of this research was to investigate the possibility of the reducing weaning age of Brown Swiss x Eastern Anatolian Red F1 crossbred calves reared in North East Region of Anatolia. A total of 26 calves were housed in individual hutches and weaned at 2 (early weaning) or 3 (late weaning) months of age. While weaning weight of the calves i...

A total of 27 young bulls [13 Brown Swiss (BS) and 14 Holstein Friesian (HF)] were fed to investigate the effects of initial fattening weights [light weight group (LG= 176.0± 3.5 kg) and heavy weight group (HG= 213.8±3.7 kg)] on the performance, slaughter and carcass traits. With increasing initial fattening weight, final weight (P the initial fatt...

Structural Characteristics of the Cattle Enterprises in Hinis County of Erzurum Province: Milking Management Abstract In this study, data obtained from a survey work conducted in 378 enterprises via face-to-face interview method in order to evaluate milking management of the cattle enterprises were used. It was found out that 51.0 % of the enterpri...

The objectives of this study were to compare the effect of different doses of direct-fed microbials (DFM) plus exogenous fibrolytic enzymes (EFE) additives on the growth performance, feed efficiency ratio and fecal consistency index of Brown Swiss and Holstein Friesian calves. Twenty six calves were assigned to three groups (control, 10 g and 20 g...

The objectives of this study were to compare the effect of different doses of direct-fed microbials (DFM) plus exogenous fibrolytic enzymes (EFE) additives on the growth performance, feed efficiency ratio and fecal consistency index of Brown Swiss and Holstein Friesian calves. Twenty six calves were assigned to three groups (control, 10 g and 20 g...

Situation of the Cattle Production in Erzurum Province and Some Suggestions for Its Improvement Abstract: In this study, problems of the livestock production of Erzurum and suggestions of the solution for improvement of the cattle husbandry were presented, after investigation of the current situation of cattle rearing in Erzurum and Turkey. Total c...

The study was carried out to evaluate the effect of feeding direct-fed microbials (DFM) plus exogenous feed enzymes on milk yield and milk composition of primiparous and multiparous Holstein Friesian cows. Nineteen lactating cows were subjected to two dietary treatments (control and DFM plus enzyme groups) during 305 days. Evening (PM) and total da...

The objectives of the study were to compare fattening performance, slaughter and carcass characteristics of Brown Swiss (BS) and Holstein Friesian (HF) young bulls slaughtered at 17 18 months, 19-20 months and 21-22 months of ages. The study was carried out by using 30 young bulls (16 HF and 14 BS). The animals were fed a diet consisting of concent...

Twenty four Brown Swiss calves were assigned randomly at birth to treatments that evaluated the method of weaning on growth, feed intake, feed efficiency ratio as well as some behavioural traits such as percentage time spent for lying, standing, eating and drinking water. The two experimental treatments were 1) whole milk fed at 8% of birth weight...

The objective of the study was to compare growth performance, feed efficiency ratio and some behaviouralcharacteristics of Holstein Friesian calves kept on wooden slat, rubber mats or concrete pens. The study was carried outin the Research Farm of the College of Agriculture at Atatürk University, Erzurum, Turkey by using twenty five HolsteinFriesia...

The study was designated to determine the effects of direct-fed microbials (DFM) plus enzyme supplement and initial body weights on the finishing performance, feed intake and feed efficiency ratio characteristics of Holstein Friesian young bulls. Eighteen male Holstein Friesian from two weight groups [light body weight (LBW) group = 178.3 kg and he...

The study was carried out to determine the effect of Direct-fed Microbials (DFM) plus digestive enzymes supplement on growth performance of Holstein Friesian calves. Eighteen Holstein Friesian calves were assigned to 1 of 2 treatments, DMF plus enzymes supplement, Control with no DMF plus enzymes additive. The DMF plus enzymes supplement in pre-wea...