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Evaluation of the effects of essential oil extracted from sweet orange peel Citrus sinensis on growth rate of tilapia Oreochromis mossambicus and possible disease resistance against Streptococcus iniae     
Yazarlar
Ümit Acar
Muğla Sıtkı Koçman Üniversitesi, Türkiye
Doç. Dr. Osman Sabri KESBİÇ
Kastamonu Üniversitesi, Türkiye
Sevdan Yılmaz
Çanakkale Onsekiz Mart Üniversitesi, Türkiye
Nejdet Gültepe
Kastamonu Üniversitesi, Türkiye
Ali Türker
Muğla Sıtkı Koçman Üniversitesi, Türkiye
Özet
The study was performed to determine the effect of dietary essential oil (citrus EO) extracted from sweet orange peel (Citrus sinensis) on growth performance, blood parameters and resistance against the Streptococcus iniae in Mozambique tilapia (Oreochromis mossambicus). Fish were divided into 4 groups and fed for 90. days with four experimental diets (3 supplemented diets with 0.1%, 0.3%, and 0.5% of citrus EO and a control group). Then the main immune parameters such as lysozyme and myeloperoxidase activity, hematological and biochemical variables (i.e., hemoglobin, hematocrit levels, erythrocyte indices, serum total protein, glucose, albumin, globulin, cholesterol and triglyceride) were investigated. Results of this study showed that for tilapia fed with citrus EO all parameters were significantly higher than the control group. Moreover, addition of citrus EO into diets reduced fish mortality after S. iniae infection. It can be concluded that citrus EO can act as a growth promoter, increase immunity and also improve disease resistance to S. iniae infection in tilapia. Thus it can be used as an antibiotics replacer for controlling diseases in tilapia feed.
Anahtar Kelimeler
Citrus oil,Growth performance,Disease resistance,Streptococcus iniae,Tilapia
Makale Türü Özgün Makale
Makale Alt Türü SSCI, AHCI, SCI, SCI-Exp dergilerinde yayımlanan tam makale
Dergi Adı Aquaculture
Dergi ISSN 0044-8486
Dergi Tarandığı Indeksler SCI
Makale Dili İngilizce
Basım Tarihi 02-2015
Cilt No 437
Sayfalar 282 / 286
Doi Numarası 10.1016/j.aquaculture.2014.12.015
Makale Linki http://linkinghub.elsevier.com/retrieve/pii/S0044848614006383