Phenotype of the First Generation of Koi Hibridization

ABSTRACT This experiment was conducted to study phenotype of F1 koi that were obtained from hybridization. Females koi that was used for this experiment were white-red koi, red-black koi, and white-black koi; whereas males used white-red koi, red-black koi, white-black koi and white-red-black. Spaw...

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Main Authors: K. Sumantadinata, Yani Hadiroseyani
Format: Article
Language:English
Published: Asosiasi Sains Akuakultur Indonesia 2007-12-01
Series:Jurnal Akuakultur Indonesia
Online Access:https://journal.ipb.ac.id/index.php/jai/article/view/3853
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author K. Sumantadinata
Yani Hadiroseyani
author_facet K. Sumantadinata
Yani Hadiroseyani
author_sort K. Sumantadinata
collection DOAJ
description ABSTRACT This experiment was conducted to study phenotype of F1 koi that were obtained from hybridization. Females koi that was used for this experiment were white-red koi, red-black koi, and white-black koi; whereas males used white-red koi, red-black koi, white-black koi and white-red-black. Spawning for hybridization was done using hormonal stimulation with 0.5 ml ovaprim/kg body weight, and fertilization were artificially performed. Analysis on body coloration was carried out at three months old fish. Normal F1 of white-red koi as well red-black koi produced three kind of koi, while white-black koi produced seven kind of koi, i.e. white koi, red koi, black koi, white-red koi, white-black koi, red-black koi and white-red-black koi. Hybridization of those koi produced seven kind of koi such as normal F1 of white-black koi. Key word :  Koi fish, phenotype, hybridization, first generation (F1)   ABSTRAKStudi tentang genotipe keturunan pertama ikan koi hasil hibridisasi telah dilakukan di Laboratorium Pengembangbiakan dan Genetika Ikan, Jurusan Budidaya Perairan, Fakultas Perikanan dan Ilmu Kelautan IPB. Ikan koi betina yang dipakai adalah ikan koi putih-merah, merah-hitam dan putih-hitam, sedangkan jantannya adalah putih-merah, merah-hitam, putih-hitam dan putih-merah-hitam. Ikan-ikan tersebut diperoleh dari teknik ginogenesis. Pemijahan untuk persilangan antar jenis ikan koi dilakukan dengan rangsangan hormonal ovaprim 0,5 ml/kg, dan pembuahan dilakukan secara buatan. Analisis warna pada ikan dilakukan setelah ikan berumur 3 bulan. Hasil penelitian menunjukkan bahwa perkawinan normal koi putih-merah maupun merah hitam masing-masing menghasilkan tiga tipe warna (dua warna polos dan satu warna kombinasi) sedangkan koi putih-hitam menghasilkan tujuh tipe warna. Perkawinan silang antara ketiga ikan tersebut menghasilkan tujuh warna yang sama dengan keturunan normal merah-hitam, yaitu putih, merah, hitam, putih-merah, putih-hitam, merah-hitam dan putih-merah-hitam. Kata kunci :  Ikan koi, fenotip, hibridisasi, turunan pertama (F1)
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spelling doaj-art-fd85685759c847248712391c5a327e062025-01-24T18:03:07ZengAsosiasi Sains Akuakultur IndonesiaJurnal Akuakultur Indonesia1412-52692354-67002007-12-011310.19027/jai.1.93-963473Phenotype of the First Generation of Koi HibridizationK. Sumantadinata0Yani Hadiroseyani1Bogor Agricultural University, Department of AquacultureBogor Agricultural University, Department of AquacultureABSTRACT This experiment was conducted to study phenotype of F1 koi that were obtained from hybridization. Females koi that was used for this experiment were white-red koi, red-black koi, and white-black koi; whereas males used white-red koi, red-black koi, white-black koi and white-red-black. Spawning for hybridization was done using hormonal stimulation with 0.5 ml ovaprim/kg body weight, and fertilization were artificially performed. Analysis on body coloration was carried out at three months old fish. Normal F1 of white-red koi as well red-black koi produced three kind of koi, while white-black koi produced seven kind of koi, i.e. white koi, red koi, black koi, white-red koi, white-black koi, red-black koi and white-red-black koi. Hybridization of those koi produced seven kind of koi such as normal F1 of white-black koi. Key word :  Koi fish, phenotype, hybridization, first generation (F1)   ABSTRAKStudi tentang genotipe keturunan pertama ikan koi hasil hibridisasi telah dilakukan di Laboratorium Pengembangbiakan dan Genetika Ikan, Jurusan Budidaya Perairan, Fakultas Perikanan dan Ilmu Kelautan IPB. Ikan koi betina yang dipakai adalah ikan koi putih-merah, merah-hitam dan putih-hitam, sedangkan jantannya adalah putih-merah, merah-hitam, putih-hitam dan putih-merah-hitam. Ikan-ikan tersebut diperoleh dari teknik ginogenesis. Pemijahan untuk persilangan antar jenis ikan koi dilakukan dengan rangsangan hormonal ovaprim 0,5 ml/kg, dan pembuahan dilakukan secara buatan. Analisis warna pada ikan dilakukan setelah ikan berumur 3 bulan. Hasil penelitian menunjukkan bahwa perkawinan normal koi putih-merah maupun merah hitam masing-masing menghasilkan tiga tipe warna (dua warna polos dan satu warna kombinasi) sedangkan koi putih-hitam menghasilkan tujuh tipe warna. Perkawinan silang antara ketiga ikan tersebut menghasilkan tujuh warna yang sama dengan keturunan normal merah-hitam, yaitu putih, merah, hitam, putih-merah, putih-hitam, merah-hitam dan putih-merah-hitam. Kata kunci :  Ikan koi, fenotip, hibridisasi, turunan pertama (F1) https://journal.ipb.ac.id/index.php/jai/article/view/3853
spellingShingle K. Sumantadinata
Yani Hadiroseyani
Phenotype of the First Generation of Koi Hibridization
Jurnal Akuakultur Indonesia
title Phenotype of the First Generation of Koi Hibridization
title_full Phenotype of the First Generation of Koi Hibridization
title_fullStr Phenotype of the First Generation of Koi Hibridization
title_full_unstemmed Phenotype of the First Generation of Koi Hibridization
title_short Phenotype of the First Generation of Koi Hibridization
title_sort phenotype of the first generation of koi hibridization
url https://journal.ipb.ac.id/index.php/jai/article/view/3853
work_keys_str_mv AT ksumantadinata phenotypeofthefirstgenerationofkoihibridization
AT yanihadiroseyani phenotypeofthefirstgenerationofkoihibridization