Artikel Ilmiah : A1D018037 a.n. ADINE SOPIANI
| NIM | A1D018037 |
|---|---|
| Namamhs | ADINE SOPIANI |
| Judul Artikel | PENGUJIAN DOSIS CAMPURAN JAMUR PATOGEN GULMA TERHADAP KREMAH (Alternanthera sessilis) In Vivo |
| Abstrak (Bhs. Indonesia) | Gulma kremah (Alternanthera sessilis) merupakan gulma berdaun lebar dan dapat hidup lebih dari dua musim atau dua tahun. Gulma kremah menjadi kendala pada budidaya tanaman karena menimbulkan kerugian. Pengendalian gulma menggunakan bahan kimia dapat menimbulkan efek fitotoksik (beracun bagi tanaman) karena terserap oleh jaringan tanaman. Pengendalian secara hayati dengan jamur patogen dirasa lebih aman terhadap lingkungan. Penelitian ini bertujuan untuk menentukan dosis dan jenis jamur patogen gulma baik tunggal atau campuran dalam mengendalikan kremah. Penelitian dilaksanakan di Laboratorium Perlindungan Tanaman dan Experimental Farm Fakultas Pertanain Universitas Jenderal Soedirman. Penelitian dilaksanakan mulai Agustus sampai dengan Januari 2022. Rancangan yang digunakan adalah rancangan acak kelompok menggunakan 2 faktor. Faktor pertama yaitu jamur patogen tunggal Chaetomium sp., Curvularia sp., Fusarium sp. campuran jamur patogen Chaetomium sp. dan Curvularia sp., Chaetomium sp. dan Fusarium sp., Fusarium sp. dan Curvularia sp. serta campuran Fusarium sp. Curvularia sp. dan Chaetomium sp. Faktor kedua yaitu dosis 500 L/Ha, 750 L/Ha dan 1000 L/Ha serta ulangan 2 kali. Variabel yang diamati dari penelitian ini adalah masa inkubasi, intensitas penyakit dan area under diseases progress curve (AUDPC), serta panjang gulma, bobot segar tajuk, bobot kering tajuk, bobot segar akar dan bobot kering akar. Hasil penelitian menunjukkan bahwa perlakuan tunggal jamur Chaetomium sp. dapat mempercepat masa inkubasi, meningkatkan intensitas penyakit 95% dan AUDPC 99%, serta mampu menekan panjang gulma 43 %, bobot tajuk (segar dan kering) 37% dan 45%, bobot akar (segar dan kering) 51 % dan 70 % dibandingkan kontrol. Pencampuran jamur patogen gulma tidak mampu meningkatkan efektivitas pengendalian gulma kremah. Dosis 500 L/Ha dapat direkomendasikan dalam pengendalian gulma kremah. |
| Abtrak (Bhs. Inggris) | Sessile joyweed (Alternanthera sessilis) is a broadleaf weed and can live for more than two seasons or two years. Weeds are an obstacle in crop cultivation because they cause losses. Weed control still uses chemicals that can cause phytotoxic effects (toxic to plants) because they are absorbed by plant tissues. Biological control with pathogenic fungi is considered safer for the environment. The aim of this study was to determine the dose and type of weed pathogenic fungi, either singly or mixed in controlling weeds. The research was conducted at the Laboratory of Plant Protection and Experimental Farm , Faculty of Agriculture, Jenderal Sudirman University. The study was conducted from August to January 2022. The design used was a randomized block design using 2 factors. The first factor is the single pathogenic fungus Chaetomium sp., Curvularia sp., Fusarium sp., a mixture of pathogenic fungi Chaetomium sp. and Curvularia sp., Chaetomium sp. and Fusarium sp., Fusarium sp. and Curvularia sp., and a mixture of Fusarium sp. Curvularia sp. and Chaetomium sp.The second factor was doses of 500 L/Ha, 750 L/Ha, and 1000 L/Ha, which were replicated two times. Variables observed in this study were incubation period, disease intensity, and area under disease progress curve (AUDPC), as well as weed length, crown fresh weight, canopy dry weight, root fresh weight, and root dry weight. The results showed that a single treatment of Chaetomium sp. could accelerate the incubation period, increase disease intensity by 95% and AUDPC 99%, and was able to suppress weed length by 43%, shoot weight (fresh and dry) 37% and 45%, root weight ( fresh and dry) 51% and 70% compared to control. Mixing weed pathogenic fungi was not able to increase the effectiveness of weed control. A dose of 500 L/Ha can be recommended for the control of weeds. |
| Kata kunci | Alternanthera sessilis, dosis, jamur patogen, gulma |
| Pembimbing 1 | Dr. Endang Mugiastuti, S.P., M.P. |
| Pembimbing 2 | Ir. Abdul Manan, M.P. |
| Pembimbing 3 | |
| Tahun | 2022 |
| Jumlah Halaman | 12 |
| Tgl. Entri | 2022-08-15 16:44:29.123947 |