نتایج جستجو برای: trichogaster trichopterus

تعداد نتایج: 188  

Journal: : 2021

Streptococcus agalactiae is one of the microbial pathogens causing dark-body disease on snakeskin gourami fish (Trichogaster pectoralis) that affects growth and quality fish. This research aimed to isolate select bacteria inhibiting S. which are able use for controling pathogenic instead antibiotics. Fourteen strains were isolated screened from healthy fishes, sediment water samples at ponds in...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد علوم دارویی - دانشکده علوم پزشکی 1389

در این تحقیق اثرات هورمون 17 بتا استرادیول و ایزوفلاونهای روغن سویا، بر رشد و رسیدگی اووسیت ها درماهی گورامی ماده نابالغ مورد ارزیابی و مقایسه قرار گرفت. بدین منظور پس از کلرزدایی آب آکواریوم ها، ماهیان ماده نابالغ با میانگین وزنی g2/5-1/5 در آب رها شدند. آداپته شدن ماهیان با محیط، به مدت یک هفته انجام شد. سپس آزمایشات در 12 گروه ( 1 گروه شاهد، 1 گروه کنترل و 10 گروه تحت تیمار، شامل 5 گروه تحت ...

Journal: :Egyptian Journal of Aquatic Biology and Fisheries 2021

The present study depicts the first comprehensive description on population structure, growth pattern (length-weight relationships, LWRs and length-length LLRs), condition factor (allometric, KA; Fultonʹs, KF; relative, KR relative weight, WR), maturity (size at sexual maturity; Lm), form (a3.0) natural mortality (Mw) of Trichogaster fasciata (Bloch Schneider, 1801)in Ganges River, Northwestern...

Journal: :Jurnal Riset Akuakultur 2022

Perairan rawa gambut menyimpan potensi ikan hias yang unik dengan keragaman jenis berbeda dibanding hidup di perairan air tawar lainnya. Karena terbiasa pada kondisi fisik kimia tidak biasa, menyebabkan banyak dari belum dapat dipijahkan dan masih mengandalkan penangkapan alam. Di sisi lain, kelestarian beberapa menjadi terancam karena dikonversi seperti Kesatuan Hidrologis Gambut (KHG) Sungai ...

Journal: :Journal of Advanced Research in Applied Sciences and Engineering Technology 2021

The cultivation of oil palm on peat swamps in Malaysia has changed the water quality and aquatic ecosystems. We determined fish species composition conditions at a disturbed swamp, i.e., plantation, Kuala Langat swamp reserve forest, Selangor. Fishes were collected via gill net five selected drains during dry wet seasons between August 2014 January 2015. In-situ (electrical conductivity (EC), d...

Journal: :Sri Lanka Journal of Aquatic Sciences 2021

Petroleum refinery wastes contain mixtures of toxic compounds including Polycyclic Aromatic Hydrocarbons (PAH) which may pose genotoxic threats to the biota. The objective present study was assess potential wastewaters petroleum at Sapugaskanda, Sri Lanka using erythrocytic micronuclei and nuclear abnormalities as biomarkers in fish Oreochromis niloticus exposed wastewater under controlled labo...

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