Selection of Bangka Local Rice Accession by Variability and Heritability Test
Main Authors: | Prayoga, Gigih Ibnu, Mustikarini, Eries Dyah, Pradika, Desti |
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Format: | Article info application/pdf Journal |
Bahasa: | eng |
Terbitan: |
Universitas Bangka Belitung
, 2017
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Online Access: |
https://agrosainstek.ubb.ac.id/index.php/agrosainstek/article/view/8 https://agrosainstek.ubb.ac.id/index.php/agrosainstek/article/view/8/8 |
Daftar Isi:
- Selection of parent plant is the first step in hybridization activities. The parent plant usually come from germplasms because it has a high diversity and good potential. Testing the potential of germplasm can be done by variability and heritability test. The purpose of this research was to selection of parent plant for plant breeding activity based on the value of variability and heritability. The research was conducted at the Experimental Garden of Faculty of Agriculture, Fisheries, and Biology, Bangka Belitung University. The research used experimental methods by was Randomized Block Design (RBD) with 3 blocks. The treatment are 7 accessions is Grintil, Balok Runti, Mukud Besak, Mayang Curui, Payang Tebing, Balok Lutong and Balok Lukan Jintan. The results showed that there were character differences between 7 local rice accessions of Bangka. The 7 local rice accessions of Bangka have high heritabilities value on The results showed that there were character differences between 7 local rice accessions of Bangka. The 7 local rice accessions of Bangka have high heritabilities values for plant height, flowering time, long panicle, total empty grain, harvest time, long seed, seed width, weight of 1000 seeds, total seeds, and weight seed/plant. Wide variability was found in long seed character. Balok Runti and Payak Tebing were recommended as the parent plants for further breeding activities.
- Seleksi tanaman tetua merupakan tahapan awal kegiatan persilangan. Tanaman tetua biasanya berasal dari plasma nutfah karena memiliki diversitas yang tinggi dan potensi yang bagus. Pengujian plasma nutfah yang potensial bisa dilakukan memlalui uji variabilitas dan heritabilitas. Tujuan penelitian ini yaitu menyeleksi tanaman tetua padi untuk kegiatan pemuliaan tanaman berdasarkan nilai variabilitas dan heritabilitas. Penelitian dilaksanakan di Kebun Percobaan Fakultas Pertanian, Perikanan, dan Biologi, Universitas Bangka Belitung. Penelitian menggunkan metode ekperimental Rancangan Acak Kelompok (RAK) dengan tiga ulangan. Perlakuan yang digunakan berupa tujuh aksesi padi lokal, yaitu Grintil, Balok Runti, Mukud Besak, Mayang Curui, Payang Tebing, Balok Lutong and Balok Lukan Jintan. Hasil yang diperoleh menunjukkan bahwa terdapat perbedaan karakter antara tujuh aksesi padi lokal Bangka yang diuji. Heritabilitas tinggi untuk tujuh padi lokal Bangka diperoleh pada karakter karakter tinggi tanaman, waktu berbunga, panjang malai, jumlah biji hampa, waktu panen, panjang biji, lebar biji, berat 1000 biji, jumlah biji total, dan hasil biji/rumpun. Variabilitas luas diperoleh pada karakter panjang biji. Aksesi Balok Runti dan Payak Tebing direkomendasikan sebagai tanaman tetua untuk kegiatan pemuliaan selanjutnya.