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Journal : Journal of Applied Agricultural Science and Technology

Isolation and Characterization of Endofytic Bacteria Indigenus Potentially Producing IAA (Indole Acetic Acid) in West Sumatera and Their Effect on Nursery Palm Oil (Elaeis guineensis jacq) Rover Rover; Reni Mayerni; Yulmira Yanti; Auzar Syarif
Jurnal Ilmu dan Teknologi Terapan Pertanian Vol 3 No 2 (2019): Journal of Applied Agricultural Science and Technology
Publisher : Politeknik Pertanian Negeri Payakumbuh

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32530/jaast.v3i2.116

Abstract

The IAA potentials of endophytic bacteria indigenous isolated from roots palm oil in west Sumatra. Isolate were characterized on the basis of visual observation, gram staining, hypersensitive reaction and IAA producing bacteria. Subsequently, effect on plant growth was tested by nursery palm oil used random design block. Out of 82 isolates, base on gram test 12 isolates were gram negative and 70 isolates grams positive and then results on the reaction hypersensitive test (HR test) there are 8 isolates that positive which means the isolate cannot be applied on the soil and plant. Eighty isolates selected were able to produce IAA that was between ppm 0,30ppm - 3,65ppm. Seven isolates showed clearly the growth promoting plant under field condition. Hence, these isolates are promising plant growth promoting isolates showing multiple attributes that can significantly influence the nursery palm oil. The result of present study, treatment E3.1.2 has higher plant most of the other treatment i.e. 21,93 cm and number of leaves i.e. 4,33 leaves.
Co-Authors , Kasli . Reflinaldon Adelina, Rasmita - Afrizal Zainal Agustian Agustian Agustian Agustian Agustian Agustian AI DARIAH Ameilia, Reja Amri Bakhtiar Anwar, Aswaldi Aprizal Zainal Ardi Armansyah Armansyah Asmira, Sepni Benni Satria Benny Warman Bujang Rusman Dewi, Riska Kurnia Eka Susila Ekasari Putri, Nurwanita ekawati, fitri Ermadani Ermadani Eti Farda Husin Etti Swasti Fadholi Yulhendrik, Muhammad Fauzan Azima Fri Maulina Gusti Marlina Gustian Gustian Gustian Gustian Hanafiah Nasution, Muhammad Nizar Hermansah Hermansah Hermansah Hermansah, Hermansah Indra Dwipa Irawati Irawati Irawati Irawati Irfan Suliansyah Irwati Chaniago Iwit, Seswita J Juniarti Junaidi Junaidi Junaidi Junaidi Juniarti Juniarti Kasmawati Kasmawati KRISTINA, NILLA Lenin, Ismon M Nizar Hanafiah Nasution Mariche Dwi Denola Marlina, Gusti Muhammad Fadholi Yulhendrik Musliar Kasim Muzakkir Muzakkir Nalwida Rozen Netti Herawati Nizar Hanafiah Nasution Nova Suryani Nursida, Nursida Purwoko, Agus Rafnel Azhari Ramadani, Sindi Ramadhan, Nugraha Reni Mayerni Retno Prihatini Riri Septiani Rover Rover Roza Yunita Rusman, Bujang Sayuti, Kesuma Septaria, Vera Septiani, Riri Setiono Setiono Silitonga, Yusnita Wahyuni Silvia Permata S Siti Fatonah Sobrizal Sobrizal Subagiono Subagiono Suliabsyah, Irfan Sutoyo Sutoyo Swasty, Etty Syafrimen Yasin Teguh Budi Prasetyo Vera Septaria Warnita Widodo Haryoko Winda Purnama Sari Yolanda Putri Yulmira Yanti Yulnafatmawita Yulnafatmawita Yusniwati Yusniwati Yusniwati Zainal, Afrizal Zul Fahmi Zulfadly Syarif