Ahmet Şahin

ORCID: 0000-0002-0192-3961
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About
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Research Areas
  • Animal Nutrition and Physiology
  • Livestock and Poultry Management
  • Meat and Animal Product Quality
  • Genetic and phenotypic traits in livestock
  • Ruminant Nutrition and Digestive Physiology
  • Effects of Environmental Stressors on Livestock
  • Animal Behavior and Welfare Studies
  • Agricultural and Rural Development Research
  • Nuts composition and effects
  • Aquaculture Nutrition and Growth
  • Breast Cancer Treatment Studies
  • Livestock Management and Performance Improvement
  • Animal Diversity and Health Studies
  • Agriculture Sustainability and Environmental Impact
  • Milk Quality and Mastitis in Dairy Cows
  • Medicinal Plant Research
  • Agricultural safety and regulations
  • Coccidia and coccidiosis research
  • Genomic variations and chromosomal abnormalities
  • Aquaculture disease management and microbiota
  • Bee Products Chemical Analysis
  • Muscle metabolism and nutrition
  • Culinary Culture and Tourism
  • Circadian rhythm and melatonin
  • Phytase and its Applications

Ahi Evran University
2014-2024

Mustafa Kemal University
2003-2010

Breast Cancer Research Foundation
2005

Czech Academy of Sciences, Institute of Biotechnology
1999

University of Leeds
1997-1999

The aim of this study was to determine the effect in ovo DL-methionine injection into fertile broiler eggs on hatchability and relative chick weight. In trial, 132 were obtained from a breeder flock (34-wk-old Ross 308 parent stock). Fertile randomly assigned two experimental groups. Experimental groups 1) Control 2) injected group with three replicates. Injections carried out at 16th day incubation. At end study, 90.29%, 84.74% control respectively. Relative weights 70.04% 72.70% it...

10.24925/turjaf.v2i1.47-50.64 article EN cc-by-nc Turkish Journal of Agriculture - Food Science and Technology 2014-02-12

10.1016/j.applanim.2005.09.006 article EN Applied Animal Behaviour Science 2005-11-23

3 Abstract: The present study was conducted to evaluate the effects of dietary threonine amino acid supplementation on growth performance and carcass characteristics Japanese quails. Day old, two hundred seventy quail chicks were divided into six treatment groups comprising 45 birds each, which consisted subgroups containing 15 for each replicate. Experimental diets prepared contained 0.81, 0.86, 0.91, 0.96, 1.01 1.06 % acid, respective 1-6, fresh matter basis. Birds fed these experimental...

10.3923/ijps.2006.635.638 article EN International Journal of Poultry Science 2006-06-15

Intensive production practices, faulty maintenance and feeding, unsuitable keeping conditions, antinutritional factors in feeds similar abnormalities lead to irregularities both hormone enzyme systems poultry. Especially, due disorders endocrine system, a specific hormone, melatonin, can not be produced or underproduced, thus its metabolic physiological functions are negatively affected the organisms. Melatonin (ML) is one of important hormones that prevent poultry but does attract attention...

10.18016/ksutarimdoga.vi.433039 article EN Kahramanmaraş Sütçü İmam Üniversitesi Tarım ve Doğa Dergisi 2018-08-02

Amino acids, minerals, condensed tannin, and other chemical contents in olive leaves (Olea europaea L.) processed via solid-state fermentation using selected Aspergillus niger strains.Cien.Inv.Agr.45(3

10.7764/rcia.v45i3.1886 article EN Ciencia e investigación agraria 2018-12-26

The objective of this study was to investigate the effects insoluble granite-grit on growth performance and gut health status broiler chicks. One hundred sixty 14-day-old chicks were allocated experimental groups control grit feeding. Each group included 80 birds divided by four replicates, each consisting 20 birds, 10 males females. Feed intake, body weight gain, feed conversion ratio, carcass weight, dressing percentage, length, abdominal fat pad, liver, heart, gizzard weights determined....

10.1590/s1806-92902016001100002 article EN cc-by Revista Brasileira de Zootecnia 2016-11-01

SUMMARYCadmium is a heavy metal and non-essential in animal nutrition. In practice, cadmium toxicity quite rare farm animals because the level commercial diets very low. However, cadmium-contaminated feedstuffs diet may cause toxicity. When it absorbed from digestive system, accumulates body tissues, primarily kidneys liver, causes metabolic physiological inconveniences body. This leads to economic losses due resulting decrease feed intake egg production. It can lead higher mortality...

10.1080/00439339.2020.1729669 article EN World s Poultry Science Journal 2020-01-02

ABSTRACT: Effects of dietary Agaricus bisporus mixture or stalk cap on growth performance, carcass components and some meat quality parameters, mesophilic aerobic bacterial counts, intestinal histomorphology in broiler chickens were investigated. Two hundred forty one-day-old male Ross 308 divided into 4 experimental groups with replicates, each including 15 birds. Chickens fed basal diet (C), mushroom (MM, 10 g stalk+10 cap/kg diet), (MS, 20 g/kg diet) (MC, diet). Feed conversion ratio...

10.1590/0103-8478cr20201051 article EN cc-by Ciência Rural 2021-11-22

This study was carried out to determine the effects of free choice feeding starter feed and whole cereals on growth turkey poults.Two hundred-seventy poults (7-d old) were divided into 3 treatment groups each with replications containing 15 males females.Control (C) fed only (280 g CP 11.7 MJ ME/kg).Treatments for choice-fed offered a wheat (120 12.3 ME/kg) selecting (WS) or maize (83 13.9 (MS) group in separate feeders.Final live weight (2,280.7 C vs. 2,374.3and 2,324.6 WS MS), daily gain...

10.5713/ajas.2006.86 article EN cc-by Asian-Australasian Journal of Animal Sciences 2005-12-06

Abstract Şahin, A. 2009. Effects of dietary Tribulus terrestris L. powder on growth performance, body components and digestive system broiler chicks. J. Appl. Anim. Res., 35: 193–195. To test whether terretris (TT) vegatative can be used as alternative to antibiotics in the diet chicks, 240 mixed sex day old chicks were divided equally into four treatment groups fed basal supplemented with 0.06% alfamune 0.025% flavomycine (control) or 4, 8, 12 g TT per kg. At all levels treated birds ate...

10.1080/09712119.2009.9707016 article EN Journal of Applied Animal Research 2009-06-01

This study was carried out to determine the effects of in ovo pollen extract injection on growth parameters, ileal histomorphology, and caecal microflora fasted broiler chicks. In this experiment, 2×2 factorial experimental design used. One d old, 120 healthy chicks were allocated 4 treatment groups 6 replicates (5 mixed sex each replicates). Treatment were: A) Pollen 24 h fasting (P24); B) 48 (P48), C) Control, no (C24) D) (C48). The experiment lasted 21 days. Live weight, feed consumption,...

10.18805/ijar.b-718 article EN Indian Journal of Animal Research 2017-09-09

Aerobic stability (silage life), and from the
 pop-up remains intact as a silage warming is defined the length of time.
 Although oxygen input into insignificant at fermentation stage or
 during this entrence excessives feeding. This case
 causes activation yeast, mould, aerobic microorganisms which leads to
 deterioration silage. Consequently temperature pH increases with
 lost dry matter. As result these, increase in temperature, rise pH,
 loss matter...

10.28955/alinterizbd.285159 article EN Alınteri Zirai Bilimler Dergisi 2016-12-30

Sixty, two-month old male Awassi lambs were used in this study to investigate the effects of feed refreshing (FR) frequencies on their growth and carcass characteristics over a period 65 days. Treatments were: Feed at 2 h (FR2), 4 (FR4), 8 (FR8), 12 (FR12) 24 (FR24) intervals. The fed individually. At onset each offered fresh ad libitum. Daily intakes, weekly live weights recorded. intakes per lamb treatment 1.13 kg, 1.05 1.00 0.98 kg 0.95 kg; daily gains 193.6 g, 180.6 148.6 169.3 g 146.4...

10.4314/sajas.v37i4.4097 article EN South African Journal of Animal Science 2007-11-28

10.1016/s1043-321x(05)80030-x article EN Breast Diseases A Year Book Quarterly 2005-04-01

The purpose of this study was to investigate the effects dietary addition male and female Ferula eleaochytris powder (FEP) on growth performance body components broilers (Ross-308). Treatment groups were allocated 5 in which 0 (control), g 10 FEP, FEP doses per kg commercial broiler diet. In total, 80 chicks (1-d old) 16 animals each group used study. Body weight gain feed intake monitored weekly for 6 weeks. Forty two days old slaughtered determine possible changes components. results...

10.24925/turjaf.v3i6.413-417.315 article EN cc-by-nc Turkish Journal of Agriculture - Food Science and Technology 2015-03-20

Sixty 2-month-old, male Awassi lambs were used in this study to investigate the effects of feed refreshing frequencies on behavioural responses lambs. Treatments consisted at intervals 2 h (FR2), 4 (FR4), 8 (FR8), 12 (FR12), and 24 (FR24). Each lamb within each group kept individually was considered a replicate. All offered fresh ad libitum period for 56 days. Behavioural determined by monitoring animals days week 30 min 10:00, 12:00, 14:00, 16:00, 18:00, 20:00, 22:00, 24:00, 02:00, 04:00,...

10.3906/vet-0802-11 article EN TURKISH JOURNAL OF VETERINARY AND ANIMAL SCIENCES 2010-01-01
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