Ethem Akyol

ORCID: 0000-0001-8670-2625
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About
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Research Areas
  • Insect and Pesticide Research
  • Insect and Arachnid Ecology and Behavior
  • Plant and animal studies
  • Bee Products Chemical Analysis
  • Agricultural and Rural Development Research
  • Plant Stress Responses and Tolerance
  • Plant Physiology and Cultivation Studies
  • Cultural and Sociopolitical Studies
  • Bacillus and Francisella bacterial research
  • Meat and Animal Product Quality
  • Healthcare and Venom Research
  • Animal Diversity and Health Studies
  • Advanced Chemical Sensor Technologies
  • Ottoman Empire History and Society
  • Livestock Management and Performance Improvement
  • Postharvest Quality and Shelf Life Management
  • Edible Oils Quality and Analysis
  • Antioxidant Activity and Oxidative Stress

Niğde Ömer Halisdemir Üniversitesi
2008-2021

Social evolution in honey bees has produced strong queen–worker dimorphism for plastic traits that depend on larval nutrition. The bee developmental programme includes both components determine growth responses to nutrition and nurse regulate We studied how these two contribute variation worker queen body size ovary pairs of lineages show similar differences body–ovary allometry but have diverged over different evolutionary timescales. Our results indicate the components, rapid changes may...

10.1111/j.1420-9101.2011.02331.x article EN Journal of Evolutionary Biology 2011-06-23

The study was conducted to determine the effects of queen body weight at emergence on mating ratio, acceptance mated queens by queenless colonies, onset oviposition, diameter spermathecae, number spermatozoa in and egg-laying rate queens.The were categorized three groups; Heavy (207.63 ± 0.95 mg), Medium (193.47 0.96 mg) Light (175.00 0. 62 according emergence. Acceptance rates heavy, medium light groups 93.33%, 86.66% 66.66%; average ratios 93.3%, 90.0% 83.3%; oviposition 8.5, 8.8 9.8 days...

10.2317/jkes-705.13.1 article EN Journal of the Kansas Entomological Society 2008-06-01

This study was conducted to determine the effects of queen's age on performance honeybee (A. mellifera anatoliaca) colonies at nomad beekeeping conditions. Performances colonies, which had 0, 1, 2 and 3 year-old queens, were compared. The number combs, brood areas, wintering ability survival rate honey yield determined as criteria. average combs with bees throughout experiment in Group I, II, III IV 10.92±0.78, 14.68±0.55, 10.10±0.60, 7.88±0.45 combs/colony; areas 3078±372.5 cm2, 3668±460.3...

10.4081/ijas.2008.19 article EN cc-by-nc Italian Journal of Animal Science 2008-01-01

This study was conducted to determine the effects of queen age on varroa population levels in hives and performance honey bee (A. mellifera caucasica) colonies. Levels infestation performances colonies which had 0, 1- 2-year-old queens were compared mild climate conditions. Varroa numbers adults drone brood, number frames covered with bees brood areas determined every month between 10 May October 2004. Overall average (± S.E.) % found be 5.96 ± 1.42, 11.58 1.46 15.87 1.39% adult 21.55 1.43,...

10.4081/ijas.2007.143 article EN cc-by-nc Italian Journal of Animal Science 2007-01-01

This study was carried out to determine the performances of Mugla and Nigde ecotypes (A. m. anatoliaca), Caucasian caucasica) Carniolan carnica) honeybee genotypes in region central Anatolia conditions. A total 40 colonies (each genotype group consisted 10 colonies) were used study. All queens reared at same time apiary instrumentally inseminated. The average numbers combs covered with bees found be 11.24±0.59, 9.51±0.42, 8.11±0.31 12.38±0.72 per colony respectively; brood areas...

10.4081/ijas.2014.3409 article EN cc-by-nc Italian Journal of Animal Science 2014-01-01

This study was carried out to determine the effects of oxalic acid (OA) on reducing Varroa mite (Varroa destructor) populations in honeybee (Apis mellifera L.) colonies fall. Twenty colonies, wooden Langstroth hives, were used this experiment. Average infestation levels (%) OA and control groups 25.87% 24.57% adult workers before treatments. The treatments applied twice, 3 November 13 2006. 5.24% 31.43% after first application 2.87% 41.74% second groups, respectively. efficacy 93.40%. No...

10.3906/vet-0712-16 article EN TURKISH JOURNAL OF VETERINARY AND ANIMAL SCIENCES 2009-01-01

This study was carried out to determine the effects of Thymovar® and BeeVital® on reducing Varroa mite (Varroa destructor) damage in honey bee (Apis mellifera L.) colonies spring season. Average percentage infestation level determined as 24.27 adult workers before treatments. The drugs were applied two times 25 September 16 October 2006. levels 5.18%, 10.78% 35.45% after first application, 1.90%, 7.05% 61.15% second application Thymovar®, control groups, respectively. efficacies found be...

10.4081/ijas.2008.237 article EN cc-by-nc Italian Journal of Animal Science 2008-01-01

This study was carried out to reveal the present status of goat farms in Nigde, detect basic priority problems and offer some solutions these problems. For this purpose, a survey conducted breeders face randomly selected total 38 farms.The questions; growing core business activities enterprises that reveals overall structure, also level satisfaction with issues are designed measure. Analyze results shown large portion (85.0%) were primary school graduates, 5.3%secondery 5.3% high have whole...

10.24925/turjaf.v3i2.74-79.179 article EN cc-by-nc Turkish Journal of Agriculture - Food Science and Technology 2014-09-09

Summary This study was carried out to determine the eff ects of Varroa (Varroa destructor) infestation level (in fall) on wintering ability and survival rates honeybee (A. mellifera) colonies. Four diff erent levels in colonies were tested this study. Ten colonies, which similar, used for each group. The average abilities low, medium, high extreme groups found be 94.28%, 91.42%, 63.92% 23.28% respectively. An rate 100%, 80% 40% Diff erences among (P<0.01) significant.

10.3923/javaa.2011.1427.1430 article EN Journal of Animal and Veterinary Advances 2011-08-01

The catalase activity, total protein, and RNA levels of worker bees different age groups (4, 9, 15, 20, 24 days old) within the same honeybee colony were studied. activities group I (4 days), II (9 old), III (15 IV (20 V (24 4.10 ± 0.59, 4.32 0.57, 4.41 0.49, 4.47 0.48 kU/g, respectively. There significant differences in protein among workers. calculated I, II, III, IV, 22.28 0.77, 21.53 20.95 1.05, 18.73 0.93, 18.24 1.83 g/dL, 22.42 0.16, 21.26 0.12, 19.30 0.08, 16.22 11.37 0.07 μg/μL,...

10.3906/zoo-1405-26 article EN TURKISH JOURNAL OF ZOOLOGY 2015-01-01

This study was conducted to determine the effects of Bayvarol®, Fumidil-B®, Neo-Terramycin® on adult honeybee lifespan. Total twenty colonies were used and randomly divided into four groups (each group consisted five colonies). Experimental groups: Bayvarol ®, Fumidil-B® treated first, second third groups, respectively. No treatment done forth taken as control group. A hundred one day old worker bees from each marked with different colors numbered thorax. After marked, all given...

10.24925/turjaf.v5i7.720-723.1092 article EN cc-by-nc Turkish Journal of Agriculture - Food Science and Technology 2017-07-21

In our study we aim to increase frost resistance and improve the yield quality of apple is important in Turkey world economy. Phenological morphological observations, physiological biochemical analyzes were carried out (Malus domestica L.) plants. It was studied determine effects foliar Salicylic acid (0, 500 ppm/plant 1000 ppm/plant) on adaptation this plant when exposed freezing stress, yield. Leaf photosynthetic pigment contents, total protein amount, proline superoxide dismutase...

10.24925/turjaf.v3i5.221-225.266 article EN cc-by-nc Turkish Journal of Agriculture - Food Science and Technology 2015-01-14

In this study, some biochemical characteristics (total protein, total RNA, Catalase: CAT enzyme activity and malondialdehyde: MDA level) of Italian bee (A. m. ligustica) Caucasian caucasica), Muğla Anatolian bees anatolica) from local honey races were investigated comparatively. Laboratory analyzes performed on worker aged 24 days old with 10 repetitions using appropriate methods informed in the literature. The amounts protein given above 18.39±1.28, 20.71±0.63, 18.56±1.24 20.95±2.15 g/dL,...

10.24925/turjaf.v9i4.829-836.4274 article EN cc-by-nc Turkish Journal of Agriculture - Food Science and Technology 2021-04-25

Bu çalışma balarısı(Apis mellifera anatoliaca) kolonilerine değişik aralıklarla polen tuzağı takmanın&#x0D; işçi arıların toplama aktiviteleri ve koloninin verimine etkisini belirlemek amacıyla&#x0D; yürütülmüştür. Günlük ortalama en fazla polen’i (75.20±9.12 gr/gün/koloni) her gün tuzak takılı olan I.&#x0D; Grup koloniler toplarken, bir ara ile takılan II. (40.35±3.15 üç ara&#x0D; III. (37.23±3.45 ise daha az toplamışlar aynı&#x0D; istatistiki grupta yer almışlardır. Günün saatlerinde yükü...

10.31467/uluaricilik.379266 article TR Uludağ Arıcılık Dergisi 2016-11-30

This study was carried out to determine the eff ects of Varroa (Varroa destructor) infestation level (in fall) on wintering ability and survival rates honeybee (A. mellifera) colonies. Four diff erent levels in colonies were tested this study. Ten colonies, which similar, used for each group. The average abilities low, medium, high extreme groups found be 94.28%, 91.42%, 63.92% 23.28% respectively. An rate 100%, 80% 40% Diff erences among (P<0.01) significant.

10.9775/kvfd.2011.4268 article EN Kafkas Universitesi Veteriner Fakultesi Dergisi 2009-01-01
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