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RESPON PERTUMBUHAN BIBIT BAMBANG LANANG ( L.) Michelia champaca TERHADAP CEKAMAN Yulianti Bramasto; Evayusvita Rustam; Megawati Megawati; Nina Mindawati
Jurnal Penelitian Hutan Tanaman Vol 12, No 3 (2015): JURNAL PENELITIAN HUTAN TANAMAN
Publisher : Pusat Penelitian dan Pengembangan Hutan

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (538.765 KB) | DOI: 10.20886/jpht.2015.12.3.211-221

Abstract

Perubahan iklim menyebabkan sebagian lahan di Indonesia menjadi tergenang ataupun kekeringan. Salah satu bentuk mitigasi yang dapat dilakukan adalah mengetahui jenis-jenis tanaman yang mampu tumbuh pada kondisi cekaman tergenang atau kekeringan. Informasi tentang kemampuan tumbuh bambang lanang pada berbagai kondisi cekaman masih sangat kurang. Penelitian ini bertujuan untuk mengetahui respon pertumbuhan bibit bambang lanang pada kondisi cekaman tergenang dan kekeringan. Rancangan penelitian yang digunakan adalah rancangan faktorial dalam acak lengkap. Hasil penelitian menunjukkan bahwa bibit bambang lanang sampai umur empat minggu, peka terhadap perlakuan kekeringan ataupun genangan. Kematian pada bibit terlihat dari nilai indeks sensitivitas untuk respon diameter (IS = 1,089–1,155) dan persen tumbuh (IS = 1,318). Secara umum mekanisme toleran terhadap cekaman belum terlihat pada tingkat bibit sampai umur empat minggu.
Growth Diversity of Nyamplung (Calophyllum inophyllum) Seedling from Sumenep, Madura Aam Aminah; NFN Danu; Yulianti Bramasto
Jurnal Perbenihan Tanaman Hutan Vol 7, No 2 (2019): Jurnal Perbenihan Tanaman Hutan
Publisher : Forest Tree Seed Technology Research & Development Center (FTSTRDC)/ Balai Penelitian dan

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (239.825 KB) | DOI: 10.20886/bptpth.2019.7.2.127-138

Abstract

One source of potential biofuel feedstock in Indonesia is nyamplung (Calophyllum inophyllum). Superiority of nyamplung is having a high oil content of 40 percent ―73percent. The purpose of this study was to identify growth variation and heritability value for the height and diameter characters of nyamplung seedlings at six months old from 26 parent trees from Sumenep, Madura. The research used Randomized Complete Block Design with 26 families from Sumenep Madura as treatment, each treatment consisted of 3 replications,each replication consisted of 8 seedlings, so the number of seedlings used was 624 seedlings. The results showed that there were diversity in growth (height and diameter) at the level of nyamplung seedling from Sumenep, Madura. The height and diameter of nyamplung seedlings of 26 families tested varied between 12.52 cm ― 21.27 cm and 3.04 mm ―4.54 mm. Individual heritability values for seedling height and diameter are 0.27 and 0.16, while family heritability values are 0.65 for height and 0.52 for diameter
Pengaruh filtrat cendawan Aspergillus sp. dan Fusarium sp. terhadap viabilitas benih dan pertumbuhan bibit sengon (Paraserianthes falcataria) Naning Yuniarti; Tati Suharti; Yulianti Bramasto
Jurnal Penelitian Kehutanan Wallacea Vol. 2 No. 2 (2013)
Publisher : Foresty Faculty of Hasanuddin University

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (425.648 KB) | DOI: 10.18330/jwallacea.2013.vol2iss2pp93-103

Abstract

Fungi are one of the main causes of damage to seeds. Fungi can be a pathogen or saprophyte such as Aspergillus sp. and Fusarium sp. The purpose of this study was to determine the effects of filtrate fungus Aspergillus sp and Fusarium sp on seed viability and seedling growth performance of Sengon (Paraserianthes falcataria). The experiment design used was the Completely Randomized Design (CRD), with treatment: control, filtrate of Aspergillus sp and Fusarium sp filtrate. Each treatment was repeated 4 times. Variables measured include germination, percent of live seed, height, diameters, biomass, root shoot ratio, and the index quality seeds. The results showed that the fungus Aspergillus sp filtrate and Fusarium sp significantly affect seed germination, life percent, height, diameter, NPA, IMB, and biomass of seedlings Sengon. The filtrate of fungus Aspergillus sp and Fusarium sp may cause the decrease in seed viability and seedling vigor of Sengon