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The Synergy Between Several Bacteria Isolated from the Biodiversity of UB Forest Coffee Litter in Vitro Gallyndra Fatkhu Dinata; Luqman Qurata Aini; Abdul Latief Abadi
Nusantara Science and Technology Proceedings Bioinformatics and Biodiversity Conferences (BBC)
Publisher : Future Science

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.11594/nstp.2021.0704

Abstract

Exploration of bacteria from coffee litter in UB Forest has several new studies, which have the ability as a biocontrol agent. From previous research, it was known the potential of coffee litter bacteria as the single biological control against basal rot in shallots. This study aims to evaluate the ability of bacteria to synergize with other beneficial bacteria of coffee litter. The research consisted of the preparation of coffee litter bacteria isolates and synergy tests using the cross streak method. Based on the research results, not all bacteria can form a consortium. Bacteria that can synergize with each other are Pseudomonas sp., and Alcaligenes faecalis. Three bacteria that cannot be synergized with each other, are Bacillus mycoides, Clostridium sp. and Erwinia sp which produces clear zones up to more than 30 mm. This is preliminary research before starting a bacterial consortium. With this research, it is expected to be a solution for biological control from a consortium of beneficial bacteria from exploration in UB Forest.
PEMANFAATAN BIODIVERSITAS BAKTERI SERASAH KOPI SEBAGAI SOLUSI PENGENDALI PENYAKIT MOLER PADA BAWANG MERAH Gallyndra Fatkhu Dinata; Nurul Ariani; Andik Purnomo; Luqman Qurata Aini
Jurnal HPT (Hama Penyakit Tumbuhan) Vol. 9 No. 1 (2021)
Publisher : Universitas Brawijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21776/ub.jurnalhpt.2021.009.1.5

Abstract

Penyakit busuk pangkal batang/moler (Fusarium oxysporum f.sp. cepae/FOC) merupakan salah satu faktor biotik dalam produksi bawang merah yang menyebabkan kerusakan hingga 50 %. Pengendalian biologi menawarkan strategi potensial pada perlindungan tanaman yang berfokus pada peran musuh alami dalam menekan hama dan penyakit tanaman. Penelitian ini bertujuan untuk mengidentifikasi dan mengetahui jenis bakteri yang berpotensi sebagai agens hayati terhadap penyakit moler pada bawang merah. Penelitian dilaksanakan di kondisi laboratorium dan lapang menggunakan rancangan acak kelompok untuk membandingkan setiap isolat dalam mengendalikan patogen. Sebanyak 5 dari 21 isolat bakteri menunjukkan sifat antagonisme yang tinggi terhadap FOC. Kelima isolat teridentifikasi sebagai Bacillus mycoides (K1), Clostridium sp. (K2), Pseudomonas sp. (K11), Erwinia sp. (K13), dan Pseudomonas sp. (K29). Pseudomonas sp menujukkan aktivitas penghambatan jamur sebesar 61,01 % dan 73,05 % di laboratorium, sedangkan Bacillus mycoides memberikan hasil terbaik pada kondisi lapang. K2 dan K29 menunjukkan hasil terbaik dalam meningkatkan tinggi tanaman dibandingkan dengan kontrol. Sementara itu, K29 juga berpotensi  meningkatkan jumlah daun dan berat basah tanaman.
Pertumbuhan dan Hasil Tanaman Pegagan pada Aplikasi Jenis Pupuk Organik Refa Firgiyanto; Vera Elfina; Tri Rini Kusparwanti; Gallyndra Fatkhu Dinata; Fadil Rohman; Rindha Rentina Darah Pertami
Jurnal Ilmu Pertanian Indonesia Vol. 28 No. 4 (2023): Jurnal Ilmu Pertanian Indonesia
Publisher : Institut Pertanian Bogor

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.18343/jipi.28.4.566

Abstract

Gotu kola is one of the medicinal plants that is widely used because of its various nutritional content. In general, the cultivation only uses inorganic fertilizers, which have long-term effects that are not good for the environment. The use of organic fertilizers is an effort to produce high-standard products. Rabbit urine liquid organic fertilizer and goat manure are alternative types of fertilizer that can be given. Therefore, this study aimed to determine the response of giving liquid organic fertilizer of rabbit urine and goat manure and their interaction with the growth and yield. The study used a Factorial Randomized Block Design (RBD). The first factor was rabbit urine liquid organic fertilizer (LOF) with a concentration of 0, 2, and 4%. The second factor was goat manure with doses of 0, 37, and 75 g/polybag. The results showed that applying rabbit urine (LOF) and goat manure increased the growth and yield of gotu kola. Application of 2% rabbit urine LOF significantly increased stalk length compared to controls. Gotu kola plants given 37 g/polybag of goat manure produced stolons that were significantly longer than those treated with goat manure 75 g/polybag and had significantly heavier roots than other treatments. The interaction of rabbit urine LOF and goat manure application had no significant effect on all observed variables. Keywords: goat manure, gotu kola, liquid organic fertilizer, rabbit urine
Pemanfaatan Plant Growth Promoting Rhizobacteria Guna Mendukung Pertanian di Kecamatan Jelbuk, Kabupaten Jember Maria Azizah; Fadil Rohman; Suwardi Suwardi; Rahmat Ali Syaban; Edi Siswadi; M. Zayin Sukri; Refa Firgiyanto; Gallyndra Fatkhu Dinata; Tri Rini Kusparwanti; Dian Hartatie
Journal of Community Development Vol. 4 No. 1 (2023): August
Publisher : Indonesian Journal Publisher

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47134/comdev.v4i1.149

Abstract

Jelbuk District, Jember Regency is an area with natural resource potential in the form of superior agricultural commodities which include food crops, horticulture and plantations such as rice, corn, cayenne pepper, bananas, coconut and tobacco. This potential makes Jelbuk District one of the areas that makes an important contribution in producing agricultural products in Jember Regency. However, the sustainability of the potential of natural resources and the contribution of agriculture in Jelbuk District has faced the problem of local farmers who were still dependent on chemical fertilizers and pesticides which besides being expensive can also be detrimental to the environment. In order to solve these problems, it was necessary to carry out socialization and counseling activities related to the utilization of plant growth promoting rhizobacteria (PGPR) which have been widely studied to increase plant growth and production as well as the efficiency of the use of chemical inputs. Community service activities were conducted in August 2022 in Sucopangepok Village, Jelbuk District, Jember Regency through three stages, namely situation analysis and preparation, socialization and counseling and assistance. Socialization and counseling is carried out with material assistance using the panel method. The results of community service show that science and technology transfers related to the use of PGPR in plant cultivation can be accepted by partners as shown by the high enthusiasm of partners through active discussions on programs that have been socialized.
In vitro evaluation of the effect of combined indigenous antagonistic bacteria against Fusarium oxysporum Gallyndra Fatkhu Dinata; Luqman Qurata Aini; Abdul Latief Abadi
International Journal of Agriculture System VOLUME 11 ISSUE 1, JUNE 2023
Publisher : Hasanuddin University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20956/ijas.v11i1.4330

Abstract

This study aimed to evaluate the potential of combined indigenous antagonistic bacteria against Fusarium oxysporum f.sp. cepae by in vitro. These bacteria were originated from coffee plant litter in UB Forest and already known their ability as a single biocontrol against F. oxysporum. The research was conducted at the Plant Disease Laboratory, Department of Plant Pests and Diseases, Brawijaya University. The methods consisted of isolate preparation, pathogenicity test and in vitro antagonistic test using a modified multiple culture method. The study was conducted with eight treatments and four replications.  Based on this study, there were four best treatments in inhibiting the mycelia growth of F. oxysporum more than 50% compared to the control. The highest inhibitory was Bacillus mycoides and Alcaligenes faecalis which were able to inhibit F. oxysporum up to 67,46%. This study proves the potential of a new combination of indigenous antagonistic bacteria to inhibit fusarium wilt disease.
Sekolah Lapang Pengendalian Hama Terpadu (SL-PHT) Bawang Merah di Desa Sumber Kedawung Kecamatan Leces Kabupaten Probolinggo Kurniasari, Leli; Dinata, Gallyndra Fatkhu; Rohman, Fadil; Firgiyanto, Refa; Ghifari, Ahmad; Rohman, Ali Fatkhur
DHARMA RAFLESIA Vol 22 No 1 (2024): JUNI (ACCREDITED SINTA 5)
Publisher : Universitas Bengkulu

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33369/dr.v22i1.30418

Abstract

Desa Sumber Kedawung, Kecamatan Leces, Kabupaten Probolinggo merupakan desa yang sebagian besar dikelola untuk budidaya bawang merah. Terdapat permasalahan hama penyakit yang dihadapi. Petani banyak menggunakan pestisida kimia untuk menangani masalah tersebut. Berdasarkan survey, petani dapat menggunakan lebih dari 19 pestisida sintetik dan dilakukan secara terjadwal. Hal tersebut akan membuat agroekosistem menjadi tidak sehat dan memberikan dampak negatif yang berkepanjangan. Kegiatan Sekolah Lapang-Pengendalian Hama Terpadu (SL-PHT) bawang merah diberikan sebagai solusi  penggunaan pestisida kimia yang berlebihan di desa tersebut. Sekolah lapang dilaksanakan pada semester gasal tahun 2023, terdiri sosialisasi, diseminasi teknologi, monitoring dan evaluasi. Tingkat keberhasilan SL-PH bawang merah ini adalah meningkatnya pemahaman petani terhadap konsep PHT sebesar 89.47%. Kegiatan ini diharapkan dapat mendukung langkah pengembangan sentra agribisnis bawang merah yang sehat dan berkelanjutan di Desa Sumber Kedawung, Kecamatan Leces, Kabupaten Probolinggo.
Uji Efikasi Beberapa Ekstrak Tanaman Obat terhadap Larva Tenebrio molitor L. (Coleoptera: Tenebrionidae) Secara In Vitro Dinata, Gallyndra Fatkhu; Siswadi, Edi; Erdiansyah, Iqbal
AGROSCRIPT: Journal of Applied Agricultural Sciences Vol 6 No 1 (2024): June
Publisher : Universitas Perjuangan Tasikmalaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36423/agroscript.v6i1.1275

Abstract

T. molitor merupakan hama gudang yang dapat merusak secara kuantitatif dan kualitatif. Pengendalian kini mengarah kepada pengendalian hama yang ramah lingkungan. Pestisida nabati adalah pestisida ramah lingkungan yang bahan aktifnya berasal dari tumbuh-tumbuhan dan berkhasiat mengendalikan serangan hama pada tanaman. Tanaman toga kini banyak diteliti perannya sebagai pestida nabati terhadap serangga hama. Penelitian bertujuan untuk menguji efektifitas beberapa tanaman toga untuk mengendalikan larva T. molitor . Penelitian dilakukan di Laboratorium Perlindungan Tanaman Politeknik Negeri Jember pada November 2022. Penelitian ini menggunakan Rancangan acak lengkap (RAL) 6 perlakuan dengan 3 ulangan, setiap satuan percobaan terdapat 10 ekor larva sehingga terdapat 180 sampel larva T. molitor . Adapun perlakuan tersebut antara lain, kontrol, ekstrak daun nimba, ekstrak daun sirsak, ekstrak bawang putih, ekstrak sereh, dan kontrol pestisida insektisida berbahan aktif dimetoat 400 g/l. Pemberian ekstrak tanaman toga memiliki pengaruh terhadap mortalitas larva T. molitor pada 24 jam. Perlakuan ekstrak serai dan bawang putih memberikan nilai efektivitas mortalitas larva T. molitor 90 – 100%.
Eksplorasi bakteri simbion rayap dari sarang berbeda menggunakan media nutrient agar dan yeast peptone agar Widura, Ardeva Duta; Maulana, Achmad Diva; Sakti, Vernanda Hani Pradana; Wiya, Zattury Alda; Rofiqoh, Risma Azizatur; Dinata, Gallyndra Fatkhu
AGRILAND Jurnal Ilmu Pertanian Vol 12, No 1 (2024): AGRILAND: Jurnal Ilmu Pertanian
Publisher : Universitas Islam sumatera Utara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30743/agr.v12i1.9786

Abstract

Rayap adalah serangga yang hidup dalam koloni dengan sistem kasta. Mereka memiliki keanekaragaman spesies yang tinggi, dengan sekitar 2.500 spesies yang telah diidentifikasi. Spesies-spesies ini dibagi ke dalam tujuh famili, 15 subfamili, dan 200 genus. Perbedaan jenis sarang dapat mempengaruhi kelimpahan dan keanekaragaman mikroorganisme di saluran pencernaan rayap, sementara komposisi media mempengaruhi pertumbuhan dan kelimpahan bakteri. Penelitian ini bertujuan menentukan media yang paling efektif untuk menghasilkan kelimpahan dan keanekaragaman bakteri simbion dari rayap dan dilaksanakan secara in vitro di Laboratorium Perlindungan Tanaman Politeknik Negeri Jember. Sampel yang digunakan adalah kasta rayap pekerja dari tiga sarang berbeda, ditumbuhkan pada media NA dan YPA. Isolasi bakteri simbion dilakukan dengan metode pengenceran bertingkat hingga 10-9, dan purifikasi dilakukan berdasarkan karakter fisik makroskopis. Hasil penelitian menunjukkan bahwa rayap dari sarang berbeda menghasilkan 34 isolat bakteri pada media NA dan YPA. Media YPA menunjukkan jumlah koloni yang lebih banyak dari media NA. Isolat bakteri yang ditemukan berbentuk bulat dengan variasi warna termasuk putih transparan, putih susu, putih pekat, putih kehijauan, kuning, kuning pucat, dan kuning pekat
Growth response of cocoa seedlings (Theobroma cacao L.) ICCRI 06 clone with application of manure and Trichoderma sp. Cahyaningrum, Descha Giatri; Siwi, Kalista Hayu Margi; Sugiyarto, Sugiyarto; Harlianingtyas, Irma; Dinata, Gallyndra Fatkhu
Agrovigor Vol 17, No 2 (2024)
Publisher : Universitas Trunojoyo Madura

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21107/agrovigor.v17i2.26989

Abstract

The growth of cocoa seedlings (Theobroma cacao L.) is influenced by the use of the type of planting medium and the presence of supporting microorganisms, such as the Trichoderma sp. This research aims to determine the effect of giving Trichoderma sp. and manure on the growth of cocoa seedlings. The research used a factorial randomized block design (RBD) method consisting of 9 treatments which were repeated 3 times, so there were 27 experimental units. Factor 1 is chicken manure by 200, 300 and 400 g/polybag, factor 2 is Trichoderma sp. with different level of mixing. The parameters observed were plant height, number of leaves, stem diameter, wet weight of the crown, wet weight of the roots, dry weight of the crown, dry weight of the roots. The research results showed that M3 (400 g/polybag) gave the best results for the parameters of stem diameter, crown wet weight, root wet weight and root dry weight of cocoa plants. Giving Trichoderma sp. at a level of 10 mL L-1 gave the best results for stem diameter, root wet weight and root dry weight. The research results provide a positive contribution to the application of a combination of chicken manure (M1:200 g/polybag) with Trichoderma sp. (P2: 10 mL L-1) on stem diameter and root wet weight. 
Eksplorasi bakteri simbion rayap dari sarang berbeda menggunakan media nutrient agar dan yeast peptone agar Widura, Ardeva Duta; Maulana, Achmad Diva; Sakti, Vernanda Hani Pradana; Wiya, Zattury Alda; Rofiqoh, Risma Azizatur; Dinata, Gallyndra Fatkhu
AGRILAND Jurnal Ilmu Pertanian Vol 12, No 1 (2024): AGRILAND: Jurnal Ilmu Pertanian
Publisher : Universitas Islam sumatera Utara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30743/agr.v12i1.9786

Abstract

Rayap adalah serangga yang hidup dalam koloni dengan sistem kasta. Mereka memiliki keanekaragaman spesies yang tinggi, dengan sekitar 2.500 spesies yang telah diidentifikasi. Spesies-spesies ini dibagi ke dalam tujuh famili, 15 subfamili, dan 200 genus. Perbedaan jenis sarang dapat mempengaruhi kelimpahan dan keanekaragaman mikroorganisme di saluran pencernaan rayap, sementara komposisi media mempengaruhi pertumbuhan dan kelimpahan bakteri. Penelitian ini bertujuan menentukan media yang paling efektif untuk menghasilkan kelimpahan dan keanekaragaman bakteri simbion dari rayap dan dilaksanakan secara in vitro di Laboratorium Perlindungan Tanaman Politeknik Negeri Jember. Sampel yang digunakan adalah kasta rayap pekerja dari tiga sarang berbeda, ditumbuhkan pada media NA dan YPA. Isolasi bakteri simbion dilakukan dengan metode pengenceran bertingkat hingga 10-9, dan purifikasi dilakukan berdasarkan karakter fisik makroskopis. Hasil penelitian menunjukkan bahwa rayap dari sarang berbeda menghasilkan 34 isolat bakteri pada media NA dan YPA. Media YPA menunjukkan jumlah koloni yang lebih banyak dari media NA. Isolat bakteri yang ditemukan berbentuk bulat dengan variasi warna termasuk putih transparan, putih susu, putih pekat, putih kehijauan, kuning, kuning pucat, dan kuning pekat