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      Karakterisasi genotipe dan fenotipe truss morfometrik puerulus lobster Panulirus spp. asal Krui (Lampung) dan Ujung Genteng (Sukabumi)

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      Date
      2023
      Author
      Chairunnisa, Nadila
      Soelistyowati, Dinar Tri
      Carman, Odang
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      Abstract
      ABSTRAK NADILA CHAIRUNNISA. Karakterisasi genotipe dan fenotipe truss morfometrik puerulus lobster Panulirus spp. asal Krui (Lampung) dan Ujung Genteng (Sukabumi). Dibimbing oleh DINAR TRI SOELISTYOWATI dan ODANG CARMAN. Lobster (Panulirus spp.) merupakan organisme terumbu karang di daerah tropis-subtropis yang memiliki nilai ekonomis tinggi. Penangkapan berlebih dapat mengakibatkan populasi di alam menurun. Penelitian ini bertujuan menganalisis keragaman genetik dan morfometrik lobster (Panulirus spp.) asal Krui (Lampung) dan Ujung Genteng (Sukabumi) menggunakan metode random amplified polymorphic DNA (RAPD) PCR dan truss morfometrik untuk pengembangan budidaya. Penelitian ini menggunakan 60 ekor lobster. Metode penelitian ini meliputi ekstraksi DNA, analisis keragaman genetik dengan metode RAPD, elektroforesis, dan pengukuran truss morfometrik. Populasi lobster Lampung menunjukkan persentase polimorfisme yang lebih tinggi dibandingkan dengan populasi lobster Sukabumi yaitu sebesar 50% dan kedua populasi memiliki jarak genetik 0,1976. Berdasarkan karakteristik truss morfometrik, lobster asal Krui dan Ujung Genteng dihasilkan 15 dari 24 karakter menunjukkan perbedaan nyata (P<0,05) kecuali untuk karakter kepala bagian depan (A2), kepala bagian belakang (B4, B5), abdomen (C2), telson (D1, D3, D4, D5, D6) tidak berbeda nyata. Koefisien keragaman karakter morfometrik populasi Lampung 0,08-0,31 dan populasi Sukabumi 0,07-0,19.
       
      ABSTRACT NADILA CHAIRUNNISA. Characterization of genotypes and morphometric truss phenotypes of puerulus lobster Panulirus spp. from Krui (Lampung) and Ujung Genteng (Sukabumi). Supervised by DINAR TRI SOELISTYOWATI and ODANG CARMAN. Lobsters (Panulirus spp.) are tropical-subtropical coral reef organisms that have high economic value. Overfishing can result in declining populations in nature. This study aims to analyze the genetic and morphometric diversity of lobsters (Panulirus spp.) from Krui (Lampung) and Ujung Genteng (Sukabumi) using random amplified polymorphic DNA (RAPD) PCR and morphometric truss methods for aquaculture development. This study used 60 lobsters. The research methods included DNA extraction, genetic diversity analysis using RAPD method, electrophoresis, and morphometric truss measurement. Lampung lobster population showed a higher percentage of polymorphism compared to Sukabumi lobster population which was 50% and both populations had a genetic distance of 0,1976. Based on morphometric truss characteristics, lobsters from Krui and Ujung Genteng produced 15 out of 24 characters showed significant differences (P<0,05) except for the characters of the front head (A2), back head (B4, B5), abdomen (C2), telson (D1, D3, D4, D5, D6) were not significantly different. The coefficient of variation of morphometric characters of Lampung population was 0,08-0,31 and Sukabumi population was 0,07-0,19.
       
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      http://repository.ipb.ac.id/handle/123456789/132431
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      • UT - Aquaculture [2191]

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      Indonesia DSpace Group 
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