cover
Contact Name
Koko Tampubolon
Contact Email
koko.tampubolon@gmail.com
Phone
+6285276304246
Journal Mail Official
agrinula@utnd.ac.id
Editorial Address
Fakultas Pertanian dan Peternakan Universitas Tjut Nyak Dhien Jl. Rasmi No. 28 Medan Telp/Fax. (061) 8451508 / (061) 4534731 Email : agrinula@utnd.ac.id
Location
Kota medan,
Sumatera utara
INDONESIA
AGRINULA: Jurnal Agroteknologi dan Perkebunan
ISSN : -     EISSN : 26557673     DOI : 10.36490/agri
AGRINULA: Journal of Agrotechnology and Plantations is a scientific publication for lecturers and other researchers which contains information on the results of research in agriculture and plantations. The AGRINULA: Journal of Agrotechnology and Plantations contains scientific articles from research both in the form of basic research, applied and community service as well as ideas that contain information on agriculture, especially in the fields of Horticulture, Food Science, Agronomy, Weed Science, Soil Science, Plant Protection, Plant Breeding, Seed Technology and Plantation Science. The AGRINULA: Journal of Agrotechnology and Plantations has published 2 (two) issues in a year (April and October).
Articles 5 Documents
Search results for , issue "Vol 3 No 2 (2020): Agrinula : Jurnal Agroteknologi dan Perkebunan" : 5 Documents clear
Karakter Pertumbuhan dan Produksi Tanaman Jambu Air Madu Deli Hijau (Syzygium samarangense) pada Aplikasi Pupuk Kandang Kambing dan Pupuk Organik Cair NASA Erfan Wahyudi; Tengku Boumedine Hamid Zulkifli; Koko Tampubolon; Razali Razali; Martin Heryono Panggabean
Agrinula : Jurnal Agroteknologi dan Perkebunan Vol 3 No 2 (2020): Agrinula : Jurnal Agroteknologi dan Perkebunan
Publisher : Prodi. Agroteknologi dan Perkebunan, Universitas Tjut Nyak Dhien

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36490/agri.v3i2.99

Abstract

Pendahuluan: Tujuan penelitian ini untuk mendapatkan dosis pupuk organik cair (POC) NASA, pupuk kandang kambing (PKK) dan kombinasinya yang sesuai menunjang pertumbuhan dan produksi tanaman jambu air madu deli hijau (JAMDH). Metode Penelitian: Penelitian ini dilaksanakan di Jalan Payaroba, Kota Binjai, Sumatera Utara pada Juni-Desember 2018. Penelitian ini menggunakan Rancangan Acak Kelompok Faktorial dengan faktor pertama yaitu PKK (K0= 0 kg/polybag; K1= 0,5 kg/polybag; K2= 1,0 kg/polybag; K3= 1,5 kg/polybag) dan faktor kedua yaitu POC NASA (C0= 0 ml/l air; C1= 1 ml/l air; C2= 2 ml/l air; C3= 3 ml/l air) dengan tiga ulangan. Parameter dianalisis menggunakan ANOVA dan dilanjutkan uji beda nyata terkecil taraf 5%. Hasil Penelitian: PKK signifikan meningkatkan tinggi tanaman, diameter batang, jumlah bunga, dan bobot buah tanaman JAMDH seiring dengan peningkatan dosis sampai 1,5 kg/polybag masing-masing sebesar 11,76%; 16,70%; 12,90%; 7,55% dan serta mempercepat umur berbunga 2,98 hari dibandingkan kontrol. Aplikasi POC NASA signifikan meningkatkan tinggi tanaman, diameter batang, dan jumlah bunga tanaman JAMDH seiring dengan peningkatan dosis sampai 3 ml/l air masing-masing sebesar 7,51%; 46,61%; dan 11,04%, serta serta mempercepat umur berbunga 5,16 hari dibandingkan kontrol. Kombinasi POC NASA 2 ml/l air dan PKK 1,5 kg/polybag signifikan meningkatkan diameter batang sebesar 52,89% dibandingkan kombinasi kontrol, namun berpengaruh tidak nyata tinggi tanaman, umur berbunga, jumlah bunga, dan bobot buah tanaman Penerapan POC NASA dan PKK dapat diterapkan secara parsial maupun bersamaan untuk mendukung pertumbuhan dan produksi tanaman JAMDH.
Penggunaan Cuka Bambu Sebagai Alternatif Pengendalian Penyakit Bulai pada Tanaman Jagung Muhammad Habibullah; Danes Suhendra
Agrinula : Jurnal Agroteknologi dan Perkebunan Vol 3 No 2 (2020): Agrinula : Jurnal Agroteknologi dan Perkebunan
Publisher : Prodi. Agroteknologi dan Perkebunan, Universitas Tjut Nyak Dhien

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36490/agri.v3i2.100

Abstract

Introduction: Downy mildew control using pesticides has been used intensively and led to the onset of resistant strains. This research aims to find out the effect of bamboo vinegar administration on disease incidence, disease severity, disease progression, and growth of maize. Materials and Methods: This research was conducted from June to August 2020 in the laboratory and Screenhouse of the Faculty of Agriculture, Universitas Tidar. The experiment was experimentally conducted using a Completely Randomized Design (CRD) consisting of 3 treatments with 6. are plants. In each polybag used there are 3 maize so there are 54 plants tested. The treatment tested is of bamboo vinegar and maydis (negative control), of bamboo vinegar with inoculation P. maydis (positive control), application bamboo vinegar 2 ml l-1 with inoculation P. maydis. Observations on the agronomic influence of maize covering height, , and dry weight were analyzed using ANOVA at a significance of 5% followed by LSD test at the same real level using software R v. 4.0.2. Results: Bamboo vinegar showed lignification in the treatment of stronger bamboo vinegar in corn leaf tissue, did not decrease in disease incidence, but decreased the disease severity by 22.18% and decreased disease the progression by 34.74% based on AUDPC value. The growth of maize, bamboo vinegar-treated shows values are not significant negative control.
Pemanfaatan Kompos Bagase Tebu dan Efektifitas Penggunaan Pupuk N terhadap Pertumbuhan Vegetatif Kakao (Theobroma cacao L.) Muhammad Firmansayah; Erfan Wahyudi; Irwan Agusnu Putra; Dedi Kurniawan
Agrinula : Jurnal Agroteknologi dan Perkebunan Vol 3 No 2 (2020): Agrinula : Jurnal Agroteknologi dan Perkebunan
Publisher : Prodi. Agroteknologi dan Perkebunan, Universitas Tjut Nyak Dhien

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36490/agri.v3i2.101

Abstract

Introduction: This research was determined the growth response of cocoa (Theobroma cacao L.) in N-fertilizer and sugarcane bagasse compost. Materials and Methods: This research was conducted at agricultural area of ​​Sejati Street, Sari Rejo Village, Medan Polonia Sub-District, Medan. This research was conducted from August until December 2015. This research used therandomized block design in factorial. The first factor was N-fertilizer with 4 rates, 0 g.polybag-1 (P0), 2 g.polybag-1 (P1), 4 g.polybag-1 (P2),and 6 g.polybag-1 (P3). The second factor was the provision of sugarcane bagasse compost with 4 rates, 0 g.polybag-1 (K0), 2 g.polybag-1 (K1), 4 g.polybag-1 (K2) and 6 g.polybag-1 (K3). The observed data were analyzed by the F-test, and continued with the DMRT at level of 5%. Results: Composting bagase significantly affected the leaf area of cocoa seedling at 2 and 4 weeks after planting. The application of N-fertilizer had significant affected the number of leaves for cocoa seedling. The interaction of P2K2 (6 g.polybag-1 N and 4 g.polybag-1 of bagasse compost) showed the highest fresh- and dry-weight of cocoa seedling compared to other interactions, although the effect was not significant.
Regresi Faktor Curah Hujan, Kelembaban Udara, dan Hari Hujan terhadap Produksi Lada serta Alternatif Kebijakan di Sumatera Utara Fransisca Natalia Sihombing; Koko Tampubolon; Triara Juniarsih
Agrinula : Jurnal Agroteknologi dan Perkebunan Vol 3 No 2 (2020): Agrinula : Jurnal Agroteknologi dan Perkebunan
Publisher : Prodi. Agroteknologi dan Perkebunan, Universitas Tjut Nyak Dhien

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36490/agri.v3i2.102

Abstract

Introduction: This research was aimed to determine the relationship pattern of rainfall, humidity, and rainy day on the increase in pepper yield in North Sumatra. Materials and Methods: This research used the time-series data on factors of rainfall, humidity, rainy day, and yield of pepper for 14 years (2005 until 2018). Data analysis used the multiple linear regression analysis with the Eviews 10 software. Results: The rainfall, humidity, and rainy day simultaneous significantly increased the pepper yield of 55.767% in North Sumatra. A 1% increase in humidity can increase the pepper yield by 0.455 ton, but a 1 mm.year-1 increase in rainfall and a 1 rainy day can decrease the pepper yield in North Sumatra by 0.503 and 1.866 ton, respectively. The humidity had the value positive, meanwhile rainfall and rainy day had the value negative in pepper yield.
Aplikasi Pupuk Anorganik dan Waktu Rendam Benih dengan Bakteri Legum pada Kacang Tanah di Lahan Pasang Surut Billy Andreas Putra; Tengku Boumedine Hamid Zulkifli; Yunida Berliana; Octanina Sari Sijabat
Agrinula : Jurnal Agroteknologi dan Perkebunan Vol 3 No 2 (2020): Agrinula : Jurnal Agroteknologi dan Perkebunan
Publisher : Prodi. Agroteknologi dan Perkebunan, Universitas Tjut Nyak Dhien

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36490/agri.v3i2.103

Abstract

Introduction: The purpose of this study was to determine the dosage of inorganic fertilizers, soaking time of the inoculation of the legume bacteria strains which were suitable for the growth and yield of peanut in tidal lowland. Materials and Methods: This research was conducted at tidal lowland in Sei Ular Village, Secanggang sub-District, Langkat District, North Sumatra from September to December 2019. The research used randomized block design in factorial. The first factor is the dose of inorganic fertilizers consisting of P0 = un-fertilizer (control), P1= urea 50 kg.ha-1 + TSP 180 kg.ha-1 + KCl 50 kg.ha-1, P2= urea 75 kg.ha-1 + TSP 205 kg.ha-1 + KCl 75 kg.ha-1, P3= urea 100 kg.ha-1 + TSP 230 kg.ha-1 + KCl 100 kg.ha-1. The second factor was the soaking time of the Bradyrhizobium japonicum bacterial strain consisting of T0= un-soaking time, T1= soaking time for 3 minutes, T2= soaking time for 6 minutes, and T3= soaking time for 9 minutes. Parameters were analyzed using ANOVA and BNJ analysis 5%.· Results: The application of urea 50 kg.ha-1 + TSP 180 kg.ha-1 + KCl 50 kg.ha-1 significantly increased the plant height, number of leaves, and root volume and showed the highest number of active nodules, dry pods.plot-1 and seed weight.plot-1 compared to other doses. The seed soaking time with the Bradyrhizobium japonicum strain and their interactions showed insignificant differences in all parameters of peanut plants in tidal lowland.

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