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Journal : International Journal of Science and Environment

Isolation And Characterization Of Trichoderma Sp. And Its Antagonism Activity Against Fusarium Wilt In Shallots Mudi, La; Abidin, Zainal; Maratul Hamidah, Ida; Ahmad Gyn’nandi, Helmi; Rusmini, Rusmini; Rita Manullang, Riama; Lisnawati, Andi; Ayu Kade Sutariati, Gusti
International Journal of Science and Environment (IJSE) Vol. 5 No. 3 (2025): August 2025
Publisher : CV. Inara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.51601/ijse.v5i3.166

Abstract

Moler disease in shallots, particularly during the rainy season, caused a significant decline in production. As a solution, biological control using indigenous Trichoderma sp. was needed, as it functioned both as a biocontrol agent and a plant growth promoter. This study aimed to isolate and characterize Trichoderma sp. from the BTP Study Program Pilot Garden and to evaluate its antagonistic potential against moler disease in vitro. The research was conducted at the Agronomy Laboratory of Samarinda State Agricultural Polytechnic from July to August 2024. Observed variables included macroscopic and microscopic characteristics, as well as inhibition tests. Characterization data were analyzed descriptively, while inhibition test results were analyzed using analysis of variance (ANOVA), followed by a P-value of 0.05. Based on the isolation results, four isolates of Trichoderma sp. were isolated from the vegetation of palm oil plants, rubber plants, and pepper plants, exhibiting morphologically and microscopically distinct characteristics. Based on the morphological and microscopic characters, the TP2 isolate was suspected to be Trichoderma sp., the TH2 isolate was identified as T. hamatum, the TE1 isolate was assumed to be T. harzianum, and the TE2 isolate was thought to be T. koningi. The results of the antagonist test showed that the Trichoderma sp. isolates could act as biological controllers, as shown by the inhibition test results ranging from 35.16% to 69.46%. These findings indicated that the indigenous Trichoderma isolates had promising potential as biological control agents and could be further developed for field application to manage moler disease in shallots effectively.
Co-Authors A.A. Ketut Agung Cahyawan W Abdul Madiki Abdul Madiki Abdul Madiki Abdul Madiki Abdul Rahman Abdul Syarif Abdul Wahab Achmad, Fariz Afa, Musadia Agustina AGUSTINA -, AGUSTINA Ahmad Gyn’nandi, Helmi Anaway F, Anaway F Andi Awaluddin Andi Bahrun Andi Bahrun Andi Khaeruni Andi Khaeruni Andi Khaeruni Andi Khaeruni Andi Khaeruni ANDI KHAERUNI ANDI NURMAS, ANDI Andini Sundowo ANIMA HISEIN, WAODE SITI ARIANI, RETNO WULAN Arief, Nurjanna Arsy Aysyah Anas Asnani Asnani Asniah Asniah Asri Razad Baharum, Syarul Nataqain Baru Sadarun Budi Winarni Corina Rakian, Tresjia Dedi Erawan DEWI NURHAYATI YUSUF Dewi Nurhayati Yusuf DIRVAMENA BOER, DIRVAMENA Fahyudin, Fahyudin Faradilla Faradilla Fitrianti Handayani Fristiohady, Adryan Gusnawaty Gusnawaty Gusti Ngurah Adhi Wibawa Gusti Ngurah Adhi Wibawa Gusti Ngurah Adi Wibawa Gusti R. Sadimantara Gusti R. Sadimantara Guyasa, I Made Hairil Adzulyatno Hadini Halim Halim, Halim Hamriani Handayani, Fitrianti Handayani, Fitrianti Hariani, Ni Kadek Dwi Hariyani Haslianti Haslianti, Haslianti Hisein, Waode Siti Anima I Kadek Pande Prasetia W I Made Guyasa Idin, Sahidin Idrus Salam Jefi Saputra Jendri Mamangkey Kadek Pande Prasetia Wiguna, I La Mudi LA MUDI, LA La Ode Safuan La Ode Safuan La Ode Santiaji Bande La Ode Santiaji, La Ode Laode Muhammad Harjoni Kilowasid LD MUHAMMAD ALI KARSA, LD MUHAMMAD Leomo, Siti Leomo, Sitti Lisnawati, Andi Mani Yusuf Maratul Hamidah, Ida Marina Silalahi Marsuki Iswandi, Marsuki Mirza Arsiaty Arsyad, Mirza Arsyad MUBAYYINUL HAQ, MUBAYYINUL MUHAMMAD TAUFIK Muhidin Muhidin Ningsi Umar, Marnia Nini Mila Rahni Nini Mila Rahni Nini Mila Rahni Nini Milarahni Nirdahayu Nirdahayu NOVITA SOPACUA, NOVITA Nur Hidayat Nur Mumin Nur Santy Asminaya Nuraeni Nuraeni Nurul Fadillah Prasetia Wiguna, I Kadek Pande Putri, Novita Pramahsari Rachmawati Hasid Rahayu Rahayu Rakian, Tresjia C. Rasul Mandia Resman Resman Reynara Lapomi, Malvin Rian Arini Rian Arini, Rian Arini Riska Audina Amir Rita Manullang, Riama Roby Rusli Badaruddin Rusmini Rusmini Rusmini Rusmini Rusmini S. Ilyas Sadimantara, Gusti Ray SAHTA GINTING, SAHTA SARAWA MAMMA Satrah, Vit Neru Satrah, Vit Neru SATRIYAS ILYAS Sitti Leomo Sitti Leomo SITTI LEOMO SRI WANGADI, SRI STEFANY DARSAN, STEFANY Sudarsono SUDIARSIH, TIRA SYAMSU ALAM Syamsuddin Syamsuddin TAKDIR SAILI Tanza Nirmala Teguh Wijayanto Tresjia C Rakian Tresjia C Rakian Tresjia C. Rakian Tresjia Corina Rakian TRESJIA CORINA RAKIAN Tresjia Corina Rakian TRESJIA CORINA RAKIAN, TRESJIA CORINA Tresjian Corina Rakian, Tresjia Rakian Uli Fermin, Uli Fermin Waode Nuraida Waode Nuraida Waode Nuraida Waode Nuraida, Waode Nuraida Waode Siti Anima Hisein Wibawa, Gusti Ngurah Adhi Wibawa, Gusti Ngurah Adi Widanta, I Made Widodo Widodo Yodha, Agung Wibawa Mahatva Yundari, Yundari Yusuf, Dewi Nurhayati Zahrima, Zahrima Zainal Abidin ZUL’AIZA, ZUL’AIZA