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Journal : Berkala Bioteknologi

Pengaruh Iradiasi Sinar Gamma TerhadapInduksi Kalus dan Seleksi Tingkat Toleransi Padi (Oryza sativa L.) terhadap Cekaman Salinitas secara In-Vitro Novita Dwi Lisdyayanti Dwi Lisdyayanti; Syaiful Anwar; Adriani Darmawati
Berkala Bioteknologi Volume 2 Nomor 2 November 2019
Publisher : Berkala Bioteknologi

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Abstract

The use of saline for rice cultivation needs to be support bytolerant rice varieties in saline land. The rice variety can be obtained through plant breeding programs, one of which is by physical mutation methods using gamma rays.. Physical mutation is random mutation, so we need to do selection after that treatment. Selection to get rice mutants that are tolerant of salinity stress can be done by planting on culture media that have been modified witt addition of NaCl.The perpose of this research is to examine the effect of gamma rays irradiation doses on rice callus induction and its tolerance level in saline media. This research used 2 designs, a monofactor complete randomize design at callus induction stage with a faktor in the form of gamma rays irradiation doses (0, 100, and 200 Gy) and factorial complete randomize designat the regeneration stage with a factor in form of gamma rays irradiation doses (0, 100 and 200 Gy) and the second factor is NaCl concentration (0 and 50 mM). The steps of this research were irradiation of Ciherang variety rice seed, making media for tissue culture, sterilization of rice seed explants, initiation of explants in callus induction media, subculture to regenerated media that had been modified with the addition of NaCl according to treatment, and then observation. The results showed that gamma rays irradiation could inhibit the growth of callus diameter and reduce the grofth of callus from explants of ciherang variety. All callus subcultured into regeneration media are unable to formbuds and turn black or die.Keywords: Salinity Stress, Irradiation and Rice 
Evaluasi Keragaman Mutan Generasi MV3 Aster Cina (Callistephus chinensis L.) Hasil Mutasi Induksi Sinar Gamma Fiorentina Chelsea; Syaiful Anwar; Adriani Darmawati Sudarman; Florentina Kusmiyati
Berkala Bioteknologi Vol 3, No 2 (2020): Volume 3 Nomor 2 November 2020
Publisher : Berkala Bioteknologi

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Abstract

ABSTRAK Aster cina (CallistephuschinensisL.) merupakansalahsatujenistanamanhias yang sering digunakan dalam industry bunga potong. Penelitian bertujuan untuk mengkaji keragaman genetik dan heritabilitas pada tanaman mutan aster cina MV3hasil mutasi radiasi sinar gamma. Iradiasi sinar gamma telah diaplikasikan pada anakan aster cina MV0dengan variasi dosis iradiasi Y0= 0 Gy, Y1= 5 Gy, Y2= 10 Gy, Y3= 15 Gydan Y4= 20 Gy. Bahan tanam MV3diambil dari generasi MV2 yang memiliki karakter berbunga cepat (46 anakan), jumlah bunga terbanyak (56 anakan) dan tangkai bunga terpanjang (59 anakan). Rancangan percobaan yang digunakan yaitu Rancangan Acak Kelompok non faktorial dengan 9 genotipe uji dan 1 genotipe kontrol sebagai pembanding. Hasil analisis ragam menunjukkan bahwa karakter umur muncul bakal bunga dan umur binga mekar sempurna tidak berbeda nyata terhadap pengaruh genotipe maupun pengaruh lingkungan. Karakter jumlah daun, jumlah anakan dan jumlah tangkai bunga memiliki heritabilitas sedang serta karakter jumlah bunga memiliki heritabilitas yang tinggi. Berdasarkan hasil penelitian dapat disimpulkan bahwa terdapat keragaman antara tanaman control dengan genotipe, sehingga dapat dilakukan evaluasi keragaman untuk generasi selanjutnya. Kata kunci:Callistephus chinensis L., genetik, keragaman, MV3,sinar gamma
Co-Authors - Universitas Bina Sarana Informatika, Frans Eduard Schaduw A'yuni Fatkhi Fajriyati Adinda Rachmawati Adriani Darmawati Afriani, Imro'atul Husna Agus Jatmiko Ahmad Ghanaim Fasya, Ahmad Ghanaim Ahmadi, Asep Aisyah Ufairoh Rahmah Amalia Wulannanda Ambarwati, Dessy Anak Agung Istri Sri Wiadnyani Anang M Legowo Asmoro, Novky Ayningtiyas, Allivia Ayutha Wijiindyah Badrud Tamam Begum Fauziyah Betty Perdana Sari Buchory, Gina Nuraini C.T, Nanda Ayu Caribu Hadi Prajitno, Caribu Hadi Dandy E Prasetiyo, Dandy E Devita Sari, Ni Nengah Diana Nur Afifah, Diana Nur Dwi Retno Lukiwati Eduard Schaduw, Frans Ekowati Chasanah Ekowati, Titik Endang Dwi Purbajanti Eny Fuskhah Eny Yulianti, Eny Erlianti, Eka Fajar Risqi Yuniarti Fatkhurrozi, Mu’amar Fiorentina Chelsea Firda Lailatus Sa’adah Florentina Kusmiyati Florentina Kusmiyati Galih, Mardella Gina Nuraini Buchory Gustaf, Muhammad Akbar Maulana H., Septiana Putri Hesti Reva Helva Ari Zahmi Indah Puspitaningtyas Indrawati, Rosita Indriani Indriani Intan Novela Setya Monikasari Irwan Hermanan K. Karno Kartiwi, Asti Putri Kartono, Rano Kaswari . Kirmi, Hifzil Kristanto, Budi Adi Kristanto, Budi Adi Langkah Sembiring Lika Alfariatna Luky Adrianto Lulu Fatikhatul Maryamah M. Syamsul Maarif Mastar Asran Maulana Azhar Adipraja Maya Oktavia, Maya Melia Sari, Melia Moch Arif Usman mubarok, tasdik Muhammad Masyhuri Mujito Mujito, Mujito Munasik Munasik Muti'ah, Roihatul Nafiatul Khoyriyah Nanik Hamidah Nanik Nurhana narmiana, narmiana Nawang Nurfaizi Muzahid Nelvia Iryani Ninik Rustanti Noor Fitriya Mirta Liana Novita Dwi Lisdyayanti Dwi Lisdyayanti Nugroho, Indra Nurhalimah, Kiki Nurhana, Nanik Nurhayati, Endah Nurmila Karimah Nurul Shintawati Pambudi, Enggar Dias Pujoyuwono Martosuyono Puspa, Novita Trie Ana R. Djoko Soetrisno Rahmadani, Melinia Refita Rizki Retno Murwani Riadhotus Saadati Rian Hilmawan Rizki Wahyu Kuncoro Roessali, Wiludjeng Rulia Ervina Dewi Sarah Zulfaniah Septaka T Riyadi Setyawan, Sendy Agus Siyamto, Andika Sri Darmawati Sri Hetty Susetyorini Sri Hetty Susetyorini Sumarsono Sumarsono Sutarno Sutarno Syafira Athifa Taufik Akbar Wayan T. Artama Widya Asmara Widyati Slamet Wijiindyah, Ayutha Yanu Andria Sucianto Yanuar Rizqiani Yosi Irene Putri Yuli Chomsatu Samrotun Yunita Hardi Setyanti Yusro Nuri Fawzya