Erna Listiana1
Fakultas Pertanian Universitas Mataram

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ISOLASI DAN IDENTIFIKASI BAKTERI ENDOFITIK ACTINOMYCETES DARI TANAMAN PADI LOKAL LOMBOK Erna Listiana1; Dwi Ratna Anugrahwati1; Irwan Muthahanas2
CROP AGRO, Scientific Journal of Agronomy Vol 2 No 2 (2009): Jurnal Crop Agro
Publisher : Department of Agronomy Faculty of Agriculture University of Mataram and Indonesian Society of Agronomy Branch NTB

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Abstract

ABSTRAK Empat isolat endofitik actinomicetes diperoleh dari jaringan sehat tanaman padi lokal Lombok. Isolasi menggunakan dua jenis media yaitu Water Yeast Extract Agar dan Yeast Extract Cassamino Acid Agar. Karakteristik masing-masing isolat berbeda yaitu pada substrat micelia, aerial micelia, spora dan pigmen yang dikeluarkan. Salah satu isolat yaitu EL41 memiliki kemampuan untuk menghambat pertumbuhan jamur fitopatogenik Fusarium sp. and Rhizoctonia solani. ABSTRACT Four strains of endophytic actinomycetes were isolated from stem and leaves tissues of healthy Lombok local rice. The isolation used 2 types of poor-nutrient media, that is Water Yeast Extract Agar and Yeast Extract Cassamino Acid Agar. Each strain has different characteristics on substrate mycelia, aerial mycelia, spore and reverse pigment. One strain, EL41 has strong ability to inhibit the growth of phytopatogenic fungi Fusarium sp. and Rhizoctonia solani.