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PENGENDALIAN PENYAKIT GANODERMA PADA KELAPA SAWIT DENGAN MENGGUNAKAN JAMUR ENDOFITIK HENDERSONIA Donatus Dahang; Lyndon Parulian Nainggolan; Riduan Sembiring; Swati Sembiring; Sumatera Tarigan; Bukti Hasiholan Rajagukguk; Seringena Br Karo
JMM (Jurnal Masyarakat Mandiri) Vol 5, No 2 (2021): April
Publisher : Universitas Muhammadiyah Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31764/jmm.v5i2.4090

Abstract

Abstrak: Pengabdian kepada masyarakat mengenai pengenalan penyakit Ganoderma dan penggunaan jamur endofitik Hendersonia pada kelapa sawit bagi Masyarakat di Desa Gunung Ambat Kec. Sei Bingei telah dilaksanakan pada 29-30 Oktober 2019. Kegiatan tersebut bertujuan untuk meningkatan pengetahuan, keterampilan, dan awareness para petani mengenai penyakit Ganoderma dan tindakan pengendaliannya. Hari pertama diisi dengan prensentasi meteri dan diskusi indoor; dan hari berikutnya dilakukan praktek lapangan pengenalan penyakit Ganoderma dan penggunaan jamur Endofitik Hendersonia untuk pencegahan penularan penyakit tersebut pada tanaman kelapa sawit. Semua proses, pencapaian, dan lessons learn dari kegiatan ini dicatat dan didomentasikan dengan baik yang digunakan untuk penulisan jurnal ini. Untuk mengetahui adanya peningkatan pengetahuan dan keterampilan petani, dilakukan observasi pasca-pelatihan yaitu kemampuan pengenalan Ganoderma pada tanaman yang terinfeksi dan penggunaan jamur Hendersonia oleh petani. Data dan informasi yang diperoleh dianalisis secara deskriptif dan dinarasikan secara kualitatif.  Hasil yang ditemukan adalah terdapat 76 persen atau 38 orang yang telah memahami ciri-ciri tanaman yang terkena Ganoderma dan 100 persen peserta mampu mengaplikasikan Hendersonia pada bibit kelapa sawit dengan baik. Telah terjadi peningkatan pengetahuan dan keterampilan petani dalam hal pengendalian Ganoderma pada kelapa sawit. Pengetahuan dan keterampilan yang diperoleh kemudian dipraktekkan di lahan masing-masing pada proyek replanting yang dibiayai oleh pemerintah Indonesia. Abstract:  Community understanding of Ganoderma disease and using fungus of Hendersonia in oil palm’s farmers in Gunung Ambat Village, Sei Bingei Sub-district held on 29-30 October 2019. This project aims to increase the knowledge, skills and awareness of farmers about Ganoderma disease. The first day was material presentations and indoor discussions; and the following day a field practice was using Hendersonia Endophytic fungus to prevent transmission. All processes, achievements, and lessons learned from this activity recorded and well documented which used for writing this journal. To determine the increase in farmers' knowledge and skills, post-training observations been made, specifically the ability to detect Ganoderma to infected plants and the use of Hendersonia fungus by farmers. The data and information obtained analyzed descriptively and qualitatively narrated. The results found were 76 percent or 38 people understood the characteristics of plants affected by Ganoderma and 100 percent being able to apply Hendersonia to oil palm seeds well. There had been an increase in the knowledge and skills of farmers in controlling Ganoderma in oil palm. The knowledge and skills acquired been then practiced on their own fields in the replanting project financed by the government of Indonesia.
Pengaruh Pemberian Pupuk Kandang Sapi dan Polysulphate Terhadap Pertumbuhan Dan Hasil Kentang (Solanum tuberosum L.) Sumatera Tarigan; Nani Kitti Sihaloho; Donatus Dahang; Ridwan Ginting
JUITECH: Jurnal Ilmiah Fakultas Teknik Universitas Quality Vol 6, No 1 (2022): Vol 6 No. 1 Tahun 2022
Publisher : Universitas Quality

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36764/ju.v6i1.766

Abstract

Pemberian pupuk yang tepat sangat penting bagi peningkatan produktivitas tanaman pertanian khususnya kentang. Penelitian pengaruh pemberian pupuk kandang sapi dan Polysulphate telah dilaksanakan di Desa Lingga Kecamatan Simpang Empat Kabupaten Karo pada April - Juli 2021. Penelitian menggunakan Rancangan Acak Kelompok (RAK) faktorial yang terdiri dari dua (2) faktor yaitu Faktor I : Pemberian Pupuk organik kandang sapi dengan dengan simbol “ K” yang terdiri dari 4 taraf yaitu K0 = Kontrol, K1 = 25 gr, K2 = 50 gr, K3 = 75 gr, dan K4 = 100 gr, dan Faktor II: Pemberian pupuk Polyshulpate “P” yang terdiri dari 4 taraf perlakuan yaitu : P0 = Kontrol, P1 = 5 gr, P2 = 10 gr, P3 = 15 gr, dan P4 = 20 gr. Hasil penelitian menunjukkan pemberian polyshulpate (10 gr/ P2), pupuk organik kandang sapi 50 gr (K2), dan interaksi K2P3 (50gr pupuk kandang sapi dan 15 gr polyshulpate) merupakan kombinasi optimum untuk pertumbuhan tinggi tanaman kentang. Perlakuan P2 (10 gr) menghasilkan nilai rata-rata pertumbuhan diameter tajuk 33,244 cm danK2 (50 gr) menghasilkan nilai rata-rata pertumbuhan diameter tajuk 32,553 cm.Kombinasi perlakuan K2P2 (pupuk organik kandang sapi 50 gr dan polisulfat 5 gr) merupakan perlakuan optimum yang menghasilkan pertumbuhan rata-rata diameter tajuk sebesar 34,22 cm. Perlakuan P2 (10 gr) menghasilkan nilai rata-rata pertumbuhan lingkaran batang 26,571 mm atau 2,6571 cm dan perlakukan K4 menghasilkan rata-rata 28,226 mm atau 2,8226 cm. Interaksi K3P2 (pupuk organik kandang sapi 75 gr dan polisulfat 50 gr) yang menghasilkan rata-rata pertumbuhan lingkaran batang 30,845 mm atau 3,0845 cm merupakan perlakuan kombinasi yang optimum. Tidak terdapat perbedaan yang signifikan pengaruh factor K dan P terhadap pertumbuhan jumlah daun tanaman kentang sejak 3 mst – 9 mst. Rata-rata pertumbuhan jumlah daun pada 9 mst pengaruh factor P berkisar 101,15-101,6 helai daun, dan pengaruh faktor K 101,15-101,7 helai daun. Perlakuan P1 (polisulfat 5 gr) yang mengasilkan rata-rata produksi per sampel 443,75 gr atau 0,443 kg merupakan perlakuan optimum dalam penelitian ini. Perlakuan K3 (pupuk kandang sapi 75 gr) yang menghasilkan rata-rata produksi per sampel 479,25 gr atau 0,479 merupakan perlakuan optimum. Perlakukan P2 (polisulfat 10 gr) yang menghasilkan produksi kentang per plot 6550 gr atau 6,55 kg. Rata-rata produksi per plot tertinggi ditemukan pada K1 (pupuk kandang 25 gr) yaitu 7210 gr atau 7,21 kg dan terendah K0 4590 gr atau 4,59 kg.
PENGARUH KOMBINASI PUPUK KANDANG AYAM dan PUPUK KANDANG SAPI TERHADAP PERTUMBUHAN dan PRODUKSI TANAMAN BAWANG MERAH (Allium ascalonicum L.) VARIETAS BATU IJO Efron Evantius Sinaga; Donatus Dahang; Sumatera Tarigan
JURNAL AGROTEKNOSAINS Vol 5, No 1 (2021): JURNAL AGROTEKNOSAINS
Publisher : Universitas Quality

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36764/ja.v5i1.541

Abstract

This research aims to determine the effect of combination of chicken manures and cow sheds to growth and production batu ijo shallot of varieties. The research was carried out in the field of Horticultural Seed Main Unit Kutagadung Berastagi, Berastagi District, Karo Regency, North Sumatra, in the elevation of ± 1,350 m above sea level. The research was conducted in June 2019 - August 2019. This research used the Non Factorial Randomized Block Design (RBD) method, was aplied: a combination of chicken manures and cow sheds, symbol (K): control (K0), 100% chicken coop (K1), 80% chicken coop + 20% cow shed (K2), 60% chicken coop + 40% cow shed (K3), 40% chicken coop + 60% cow shed (K4), 20% coop chicken + 80% cow shed (K5) and 100% cow shed (K6), seven treatments and four replications. Data obtained were performed analysis of variance with a F test of 5% level. The significant difference (p <0.05), results would be to the DMRT test. The results shownd that the treatment of the combination of chicken manure and cow shed had a significant effect (p <0.05) on the variable growth of plant height, number of leaves, number of tillers, number of tubers, tuber diameter, production per sample, and production per plot. Howere the highest average was found in the treatment of 100% chicken coops (K1) and followed the treatment of 100% cow pens (K6).
RESPON KONSENTRASI TIENS GOLDEN HARVEST TERHADAP PERTUMBUHAN DAN PRODUKSI KENTANG (Solanum tuberossum L) DENGAN MENGGUNAKAN UKURAN BENIH G3 YANG BERBEDA Sumatera Tarigan; Meriksa Sembiring; Riduan Sembiring
JURNAL AGROTEKNOSAINS Vol 3, No 1 (2019): Jurnal Agroteknosains
Publisher : Universitas Quality

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36764/ja.v3i1.185

Abstract

This study aims to determine the effect of the number of tubers / kg of seeds and the dose of biological liquid fertilizer on the growth and production of potato plants. The research was carried out at the Quality University Experimental Garden in Karo District at + 2140 m asl which was conducted from June 2017 - September 2017. This study used Factorial Randomized Group Design with two treatment factors. The first factor is the size of seed bulbs with four levels, namely: 7 tubers / kg (P1); 14 tubers / kg (P2) and 21 tubers / kg (P3), and the second factor is the liquid fertilizer dosage with four levels: 0.0 ml / l water (Ho); 0.2 ml / l water (H1); 0.4 ml / l water (H2); 0.8 ml / l water (H3). The results showed that the treatment of tuber size as seeds significantly affected the number of tubers / samples of production / samples, production / plots, but not significantly different for plant height, number of branches. The treatment of biological liquid fertilizer doses significantly affected plant height, tuber / sample number, production / sample, production / plot. But it was not significant for the number of branches. The interaction between the two treatment factors did not significantly affect all parameters observed throughout the study.
APLIKASI PUPUK ORGANIK KANDANG AYAM dan KONSENTRASI AIR KELAPA TERHADAP PERTUMBUHAN dan HASIL TANAMAN ERCIS (Pisum sativum L) Riduan Sembiring; Sumatera Tarigan; Meriksa Sembiring
JURNAL AGROTEKNOSAINS Vol 3, No 2 (2019): Jurnal Agroteknosains
Publisher : Universitas Quality

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36764/ja.v3i2.262

Abstract

The research was carried out in the Tigapanah Village Farmers' field, Tigapanah Subdistrict, Karo Regency, from March to June 2016, where altitude was ± 1200 meters above sea level, Adosol land. The aim of the study was to determine the chicken manure dosage and the concentration of coconut water and its interaction with the growth and yield of Ercis plants (Pisumsativum L). Factorial Randomized Group Design (RBD) 4 levels, factor I: dose acquisition 1) without manure (control) 2) chicken manure 2) 200 g / plant, 3) 300 g / plant, 4) 400 g / plant (A0 , A1, A2, and A3). Factor II. Concentration of coconut water 4 level 1) 0 ml / plant, 2) 100 ml / plant, 3) 200 ml / plant, 4) 300 ml / plant (K0, K1, K2, K3). The results of the study showed that the effect of using chicken manure was significantly different (p ˃ 0.05) on the growth of plant height, number of branches, pods and weights of Ercis plants except that the age began to flower. Giving a dose of coconut water also gave a significantly different effect (p ˃ 0.05) on the growth of plant height, number of branches, production of pods and production weights except age began to flower. The interaction of doses of chicken manure and doses of coconut water did not have a significant effect on all observed parameters.
Perubahan Fisik Dan Kimia Pisang Barangan (Musa acuminata L.) Pengaruh Konsentrasi Gliserol Dalam Proses Edible Coating Selama Penyimpanan M.Si Donatus Dahang; M.Si., Ir. Sumatera Tarigan; Dr. M.Phil. Ir. Meriksa Sembiring
JURNAL AGROTEKNOSAINS Vol 4, No 1 (2020): Jurnal Agroteknosains
Publisher : Universitas Quality

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36764/ja.v4i1.301

Abstract

AbstrakPerubahan yang terjadi pada buah merupakan kerusakan buah yang disebabkan karena proses respirasi dan transpirasi. Penelitian bertujuan untuk mengetahui konsentrasi penambahan gliserol dalam edible coating yang dapat menekan kerusakan buah pisang barangan selama penyimpanan dan menentukan daya daya simpan untuk mempertahankan kualitas buah. Rancangan Acak Lengkap digunakan yaitu 5 perlakuan dan 4 ulangan. Parameter yang diamati persentase di antaranya susut bobot, vitamin C, dan total asam. Hasil penelitian menunjukkan lama penyimpanan dan konsentrasi gliserol dalam edible coating yang berbeda berpengaruh nyata (p < 0.05) terhadap susut bobot, kandungan vitamin C, dan kadar total asam pada hari ke 9, 12 dan 15 dan  tidak berbeda nyata pada hari ke 3 dan  ke 6 (p > 0.05).AbstractThe fruit of pisang barangan (Musa acuminata L) is one of the short shelf life storing agriculture products. Physically changing of the fruits is a kind of fruit abolishes activated by the respiration and transpiration process. The effort to prevent the process can be the use of covering glycerol edible coating. The proposed of this study is to know the additional concentration of glycerol in an edible coating that prevents damages of the fruits along with storing and determining its storing capacity. The research was using complete design with 5 treatments and 4 duplications. The parameters observed were the percentage of rigorous, vitamin C, and acid total. Results of the study shown that the length of storing was significantly reducing the quality of the fruits and the glycerol concentration in edible coating has significantly impact (p < 0.05) to the grade of rigorous, vitamin C, and the acid total in day of 9th, 12th, and 15th; while in day of 3th and 6th shown likewise.
PENGARUH PERBANDINGAN MEDIA TANAM DAN KONSENTRASI ZAT PENGATUR TUMBUH (ZPT) TERHADAP PERBANYAKAN BENIH KENTANG (Solanum tuberosum L.) G-0 DARI SPROUT Sumatera Tarigan; Meriksa Sembiring; Roida Ervina Sinaga; Lea Primaret Ketaren
JURNAL AGROTEKNOSAINS Vol 5, No 1 (2021): JURNAL AGROTEKNOSAINS
Publisher : Universitas Quality

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36764/ja.v5i1.548

Abstract

This reserch aims to determine the effect of comparison of planting media and and growth regulator concentration on the growth and propagation of G-0 Potato seeds. This research was carried out in the Screen house of the Raya Village garden, Berastagi District, Karo Regency, North Sumatra Province, with a place of ± 1,300 m asl. This research was carried out from January to April 2019. This reserch used the Factorial Randomized Block Design method of two treatment factors, namely the comparison treatment of planting media with the symbol "M" which consists of five levels, namely: without compost (M0 ), 30% compost (M1), 50% compost (M2), 70% compost (M3), and 100% compost (M4). The second factor was giving a growth regulator concentration with the symbol "Z" which consists of three levels, namely: without concentration (Z0), 1.5 ml /L (Z1), and 3 ml / L (Z2). So that 15 treatment combinations were obtained, each treatment was repeated 3 times. The results of the observational data were then analyzed for variance with an F level of 5%. If there is a significant difference (p <0.05), then the test is continued with the Duncan test. The results showed that the treatment comparison of the planting media had a significant effect (p <0.05) on the variable growth in plant height, development of stem diameter, production each sample, and production each plot, and had no significant effect (p> 0.05) on number of branch. The treatment of growth regulator concentration had a significant effect (p <0.05) on production variables each sample, and production each plot, and had no significant effect (p> 0.05) on variable growth in plant height, development of stem diameter, and number of branch.
Pengaruh Media Tanam Dan Konsentrasi Zat Pengatur Tumbuh (ZPT) Terhadap Perbanyakan Benih Kentang (Solanum Tuberosum L.) G-0 Dari Stek Planlet Salmon Simanjuntak; Sumatera Tarigan; Donatus Dahang
JURNAL AGROTEKNOSAINS Vol 5, No 2 (2021): JURNAL AGROTEKNOSAINS
Publisher : Universitas Quality

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36764/ja.v5i2.626

Abstract

Penelitian ini bertujuan untuk mengetahui pengaruh media tanam dan konsentrasi Zat Pengatur Tumbuh (ZPT) terhadap pertumbuhan dan perbanyakan benih tanaman Kentang G-0. Penelitian ini dilaksanakan didalam Screen house di kebun Desa raya Berastagi, Kabupaten karo, Sumatera utara, terhitung Januari-April 2019. Metode Rancangan Acak Kelompok (RAK) Faktorial digunakan terdiri atas dua faktor, pertama, media tanam “M”: Kontrol (M0), 30% kompos (M1), 50% kompos (M2), 70% kompos (M3), 100% kompos (M4); kedua konsentrasi Zat Pengatur Tumbuh (ZPT) “Z”: Kontrol (Z0), 1,5 ml/L/Plot (Z1), 3 ml/L/Plot (Z2). Terdapat 15 kombinasi perlakuan dengan ulangan 3 kali. Program SPSS digunakan untuk pengolahan data, dan Uji Duncan digunakan untuk mengetahuan pengaruh dari masing-masing perlakuan. Hasil penelitian menunjukkan perlakuan perbandingan media tanam berpengaruh nyata (p < 0,05) terhadap parameter pertumbuhan tinggi tanaman, pertumbuhan diameter batang, jumlah cabang, jumlah umbi per sampel, dan jumlah umbi per plot. Perlakuan pemberian konsentrasi Zat Pengatur Tumbuh (ZPT) berpengaruh nyata (p < 0,05)  terhadap parameter jumlah umbi per sampel dan jumlah umbi per plot, namun tidak berpengaruh nyata terhadap parameter pertumbuhan tinggi tanaman, pertumbuhan diameter batang tanaman, dan jumlah cabang tanaman Kentang G-0. 
Perubahan Pertumbuhan dan Produksi Bawang Merah (Allium ascalonicum L.) dari Pengaruh Penggunaan Pupuk Organik dan Dosis Pupuk KC1 Sumatera Tarigan; Meriksa Sembiring
JURNAL AGROTEKNOSAINS Vol 1, No 2 (2017): Jurnal Agroteknosains
Publisher : Universitas Quality

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36764/ja.v1i2.35

Abstract

Penelitian ini dilaksanakan di Lahan Penelitian Fakultas Pertanian Universitas Quality Berastagi, Kecamatan Berastagi, Kabupaten Karo, Sumatera Utara, dengan ketinggian ±1250 – 1500 meter dari permukaan laut. Penelitian ini dilaksanakan pada bulan Oktober 2016 – Januari 2017. Dengan judul penelitian “Perubahan Pertumbuhan Dan Produksi Bawang Merah (Allium Ascalonicum L.) Dari Pengaruh Penggunaan Pupuk Organik Dan Dosis Pupuk KCl “. Penelitian ini menggunakan Rancangan Acak Kelompok (RAK) Faktorial dengan 2 faktor diujikan sekali gus. Faktor I : Dosis pemberian Kompos Asap dengan symbol “O” dengan taraf :O0 : Kontrol ( tanpa perlakuan ), O1 : 350 gram/ plot, O2 : 550 gram/ plot, O3 : 750 gram/ plot. Faktor II : Dosis pemberian Pupuk KCL dengan symbol “K” dengan taraf : K0 : Kontrol ( tanpa perlakuan ), K1 : 18 gram/ plot, K2 : 24 gram/ plot, K3 : 30 gram/ plot. Parameter yang diamati adalah Komponen pertumbuhan dan hasil tanaman bawang merah (Allium ascalonicum L.) yang diamati adalah : Tinggi Tanaman (cm), Berat Tanaman Sampel (g), Berat Tanaman /Plot (g). Berdasarkan hasil analisa dan uji beda rata-rata diperoleh pada berbeda nyata nyata (p > 0.05) terhadap tinggi tanaman, produksi (g/sampel) dan produksi (kg/plot) sedangkan jumlah daun berbeda tidak nyata (p > 0.05).
PENGARUH KOMPOSISI SORBITOL DAN PATIBERAS SEBAGAI EDIBLE COATING TERHADAP MUTU BUAH SALAK ( Salaca zalacca ) SELAMA PENYIMPANAN Sumatera Tarigan; Hamonangan Catur Damanik
JURNAL AGROTEKNOSAINS Vol 2, No 1 (2018): Jurnal Agroteknosains
Publisher : Universitas Quality

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36764/ja.v2i1.144

Abstract

The research was conducted with the aim to determine the right concentration between rice starch and sorbitol, and to determine the effect of the storage time of salacca fruit given an edible coating. The research used factorial RAL (complete randomized design) method. Factor 1 = Sorbitol concentration, cassava starch and distilled water consists of: S0 = Sorbitol concentration 0 ml (control); S1 = Sorbitol concentration of 1 ml + pb 10 g + aquades = 500 ml; S2 = Concentration of sorbitol 3 ml + pb 10 g + aquades 500 ml; S3 = The concentration of 5 ml sorbitol + pb 10 g + 500 ml distilled water; S4 = 7 ml sorbitol + pb 10 g + 500 ml distilled water; Factor 2 = Storage duration by consisting of: T0 = 0 days; T1 = 3 days; T2 = 6 days; T3 = 9 days; T4 = 12 days; T5 = 15 days. The results of the study were the influence of the use of sorbitol and rice starch as edible coatings on the durability of salak fruit by the use of sorbitol and rice starch on days 1-6 days.
Co-Authors Agus Susanto Ginting Ananda Micola Ginting Bukti Hasiholan Rajagukguk Dahang, Donatus Donatus Dahang Donatus Dahang Efron Evantius Sinaga Ferdinand Sinuhaji, Ferdinand Ginting, Agus Susanto Hamonangan Catur Damanik Junois Pranta Bangun Lea Primaret Ketaren Lyndon Parulian Nainggolan Meriksa Sembiring Nani Kitty Sihaloho Nikolas Jovi Tarigan Radison Sihotang Ranto P. A Pintubatu Riduan Sembiring Riduan Sembiring Ridwan Ginting Risman Halawa Roida Ervina Sinaga Salmon Simanjuntak Saragih, Chaula Lutfia Seringena Br Karo Sihaloho, Nani Kitti Sitepu, Septian Saputra Siti Ramadani Br Tarigan Swati Sembiring Tarigan, Nicolas Jovi Wajib Pandia Widiya Ananda Teresya Br Depari Yaresh De Dios S Meliala