Dr. Zeliha Gokbayrak
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Dr. Zeliha Gokbayrak

Research Scientist
Canakkale Onsekiz Mart University, Turkiye

Highest Degree
Ph.D. in Horticulture from Ankara University, Turkiye

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Area of Interest:

Plant and Soil Sciences
100%
Horticulture
62%
Viticulture
90%
Applied Horticulture
75%
Horticultural Research
55%

Research Publications in Numbers

Books
0
Chapters
0
Articles
42
Abstracts
0

Selected Publications

  1. Engin, H. and Z. Gokbayrak, 2019. Effects of plant growth regulators on sex expression and flower development in pomegranates. Erwerbs-Obstbau, 61: 23-27.
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  2. Uzunoglu, O. and Z. Gokbayrak, 2018. Influence of IAA, 28-homobrassinolide and 24-epibrassinolide on adventitious rooting in grapevine. COMU J. Agric. Fac., 6: 23-30.
  3. Gokbayrak, Z. and H. Engin, 2018. Influence of plant growth regulators on sex differentiation and floral characteristics of pomegranate flowers: A case of brassinosteroids. Acta Societ. Botanic. Polon., Vol. 87 .
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  4. Gokbayrak, Z. and H. Engin, 2018. Effects of foliar-applied brassinosteroid on viability and in vitro germination of pollen collected from bisexual and functional male flowers of pomegranate. Int. J. Fruit Sci., 18: 226-230.
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  5. Ekinci, N., Z. Gokbayrak, S. Cavuşoglu and M.E. Akcay, 2018. Influence of postharvest application of 28-homobrassinolide on storage quality of medlar fruit. Erwerbs-Obstbau, 61: 113-118.
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  6. Gokbayrak, Z. and H. Engin, 2017. Brassinosteroids and gibberellic acid: Effects on in vitro pollen germination in grapevine. Oeno One, 51: 303-303.
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  7. Engin. H. and Z. Gokbayrak, 2017. Flower biology of some Turkish pomegranates. Vojarstvo J. Pomol., 51: 47-52.
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  8. Engin, H. and Z. Gokbayrak, 2017. Micromorphology of pollen grains from bisexual and functional male flowers of pomegranate. Agrofor Int. J., 2: 40-46.
  9. Engin, H. and Z. Gokbayrak, 2017. Effects of brassinosteroid, naphthalene acetic acid and gibberellic acid on in vitro pollen germination of bisexual and functional male flowers of pomegranate cultivars. ÇOMÜ Ziraat Fakültesi Dergisi, 4: 45-49.
  10. Gokbayrak, Z. and H. Engin, 2016. Effect of plant growth regulators on in vitro pollen germination of grapevine cultivars. Acta Hortic., 1139: 405-408.
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  11. Engin, H., Z. Gokbayrak and M. Sakaldas, 2016. Effects of 22S, 23S-homobrassinolide and gibberellic acid on occurrence of physiological disorders and fruit quality of ‘Summit’ and ‘Regina’ sweet cherries. Erwerbs-Obstbau, 58: 203-210.
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  12. Engin, H. and Z. Gokbayrak, 2016. Effects of 22S, 23S-homobrassinolide and gibberellic acid on formation of double fruits in 'Bing' sweet cherry. Acta Hortic., 1139: 299-302.
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  13. Engin H. and Z. Gokbayrak, 2016. In vitro., pollen viability and germination of bisexual and functional male flowers of some Turkish pomegranate cultivars. Agric. For., 62: 91-94.
  14. Isci, B., Z. Gokbayrak and N. Keskin, 2015. Effects of cultural practices on total phenolics and vitamin C content of organic table grapes. South Afr. J. Enol. Vitic., 36: 191-194.
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  15. Isci, B. and Z. Gokbayrak, 2015. Influence of brassinosteroids on fruit yield and quality of table grape'alphonse lavallee. VITIS-J. Grap. Res., 54: 17-19.
  16. Engin, H., Z. Gokbayrak, M. Sakaldas, F.U. Duran, 2015. Role of 22s, 23s-homobrassınolıde and GA(3) on fruit Quality of '0900 Ziraat' sweet cherry and physiological disorders. Acta Scient. Polonorum Hortorum Cultus, 14: 99-108.
  17. Engin, H. and Z. Gokbayrak, 2015. [Effect of epibrassinolide, gibberellic acid and naphthalene acetic acid on pollen germination of some pomegranate cultivars]. ÇOMÜ Ziraat Fakültesi Dergisi, 3: 19-25.
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  18. Gokbayrak, Z. and A.C.A. Sirin, 2014. Response of vitis vinifera l. seeds to 22 (s), 23 (s)-homobrassinolide. Pak. J. Bot., 46: 2131-2133.
  19. Engin, H., Z. Gokbayrak, A. Akçal, E. Gur and L.V. Sch, 2014. Gibberellic acid inhibits floral formation and delays flower differentiation in ‘0900 ziraat’sweet cherry cultivar. Eur. J. Hortic. Sci., 79: 260-266.
  20. Keskin, N., B. Işçi and Z. Gokbayrak, 2013. Effects of cane-girdling and cluster and berry thinning on berry organic acids of four Vitis vinifera L. table grape cultivars. Acta Sci. Pol. Hortorum Cultus, 12: 115-125.
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  21. Kaplan, U. and Z. Gokbayrak, 2012. Effect of 22(S), 23(S)-homobrassinolide on adventitious root formation in grape rootstocks. South Afr. J. Enol. Viticu., 33: 253-256.
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  22. Gokbayrak, Z., H. Engin, A. Dardeniz, M. Seker and B. Bastas, 2012. Can pruning be utilized to minimize aberrant fruit formation in kiwifruit? YYÜ Tarım Bilimleri Dergisi, 22: 13-16.
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  23. Turkmen, C., A. Dardeniz, N.M. Muftuoglu, Z. Gokbayrak and A. Kabaoglu, 2011. Nutrient contents of 140 Ruggeri rootstock canes in dormant season. J. Anim. Plant Sci., 21: 730-733.
  24. Engin, H., Z. Gokbayrak and A. Dardeniz, 2011. Flower aberrations in kiwifruit (Actinidia deliciosa). Eur. J. Hortic. Sci. 76: 91-94.
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  25. Dardeniz, A., N.M. Muftuoglu, Z. Gokbayrak and M. Firat, 2011. Assessment of morphological changes and determination of best cane collection time for 140 RU and 5 BB. Sci. Hortic., 113: 87-91.
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  26. Yildirim, A.N., M. Polat, O. Dolgun, M.A. Askin, Z. Gokbayrak and B. San, 2010. Graft formation in some spur and vigorous apple varieties grafted on Ottawa 3 rootstock: A histological investigation. J. Food Agric. Environ., 8: 512-514.
  27. Polat, M., O. Dolgun, A. Yildirim, M.A. Askin and Z. Gokbayrak, 2010. Graft union formation of spur apple varieties grafted on different rootstocks. J. Food Agric. Environ., 8: 490-493.
  28. Gokbayrak, Z., C. Ozer and G. Soylemezoglu, 2010. Use of morphological markers to identify foliar disease resistance in grapevine. J. Anim. Plant Sci., 20: 243-247.
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  29. Gokbayrak, Z., B. Isci, C. Ozer, G. Soylemezoglu and A. Altindisli, 2010. Establishing genetic relation between a marker locus and fungal disease in grapevine using multidimensional scaling analysis. Notulae Botanicae Horti Agrobotanici Cluj-Napoca, 38: 187-192.
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  30. Gokbayrak, Z., A. Dardeniz, A. Arıkan and U. Kaplan, 2010. Best duration for submersion of grapevine cuttings of rootstock 41B in water to increase root formation. J. Food Agric. Environ., 8: 607-609.
  31. Gokbayrak, Z. and G. Soylemezoglu, 2010. Grapevine throughout the history of Anatolia. Int. J. Bot., 6: 465-472.
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  32. Engin, H., Z. Gokbayrak and A. Dardeniz, 2010. Effects of hydrogen cyanamide on the floral morphogenesis of kiwifruit buds. Chilean J. Agric. Res., 70: 503-509.
  33. Engin, H., F. Sen, G. Pamuk and Z. Gokbayrak, 2010. Research on the physiological disorders and fruit quality of Cardinal peach. New Zealand J. Crop Hortic. Sci., 38: 39-46.
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  34. Engin, H. and Z. Gokbayrak, 2010. Phyllody (flower abnormality) in sweet cherry (Prunus avium L.). J. Anim. Plant Sci., 20: 217-219.
  35. Gokbayrak, Z., A. Dardeniz, N.M. Muftuoglu, C. Turkmen, A. Akcal and R. Tuncel, 2009. Reserve nutrient contents of the 5 BB grape rootstock canes. Am.-Eur. J. Agric. Environ. Sci., 5: 599-602.
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  36. Engin, H., F. Sen, G. Pamuk and Z. Gokbayrak, 2009. Investigation of physiological disorders and fruit quality of sweet cherry. Eur. J. Hortic. Sci., 74: 118-123.
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  37. Gokbayrak, Z., A. Dardeniz and M. Bal, 2008. Stomatal density adaptation of grapevine to windy conditions. Trakia J. Sci. Ser. Biomed. Sci., 6: 18-22.
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  38. Dardeniz, A., Z. Gokbayrak, N.M. Muftuoglu, C. Turkmen and K. Beser, 2008. Cane quality determination of 5 BB and 140 Ru grape rootstocks. Eur. J. Hortic. Sci., 73: 254-258.
  39. Dardeniz, A., I. Yildirim, Z. Gokbayrak and A. Akcal, 2008. Influence of shoot topping on yield and quality of Vitis vinifera L. Afr. J. Biotechnol., 7: 3625-3628.
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  40. Gokbayrak, Z., G. Soylemezoglu, M. Akkurt and H. Celik, 2007. Determination of grafting compatibility of grapevine with electrophoretic methods. Sci. Hortic., 113: 343-352.
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  41. Ozkaya, M.T., E. Cakir, Z. Gokbayrak, H. Ercan and N. Taskin, 2006. Morphological and molecular characterization of Derik Halhali olive (Olea europaea L.) accessions grown in Derik-Mardin province of Turkey. Sci. Hortic., 108: 205-209.
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  42. Gokbayrak, Z., C. Ozer and G. Soylemezoglu, 2006. Preliminary results on genome mapping of an Italia x Mercan grapevine population. Turk. J. Agric. For., 30: 273-280.
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