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All Journal AGROEKOTEKNOLOGI Agrifor : Jurnal Ilmu Pertanian dan Kehutanan Jurnal Perlindungan Tanaman Indonesia Abdimas Talenta : Jurnal Pengabdian Kepada Masyarakat PERTANIAN TROPIK

Suzanna Fitriany Sitepu, Suzanna Fitriany

Departmen Of Agronomy Faculty Of Agriculture Universitas Sumatera Utara

Author-ID : 3056769

Agriculture, Biological Sciences & Forestry Law, Crime, Criminology & Criminal Justice Social Sciences

Published : 18 Documents Claim Missing Document

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Training on utilization of planted containers from used goods in two of Primary Schools (SD model Al Azhar Medan and SD Namira Medan) in North of Sumatra Haryati; Siregar, Ameilia Zuliyanti; Sitepu, Suzanna Fitriany; Jamilah; Lubis, Alida
ABDIMAS TALENTA: Jurnal Pengabdian Kepada Masyarakat Vol. 4 No. 2 (2019): ABDIMAS TALENTA: Jurnal Pengabdian Kepada Masyarakat
Publisher : Talenta Publisher

With the holding of training on the use of used goods into a planting container for vegetable crops in the two schools (SD Model Al Azhar Medan and SD Namira), it is expected to foster creative and innovative work in science and technology capable of producing a system, design, model of goods in the form of pouring ideas or creative ideas which is original, visionary and implementative to find solutions to problems that are relevant to the environmental problems associated with agriculture. This training was carried out for 5 months (July-November 2019) through several stages, starting from problem identification, location initiation, training in the provision of used goods and vegetable cultivation. Then do the practice and guidance in the field, followed by information dissemination and publicity in mass media, making you tubes from the creation of used goods from these elementary school students. Through this training, there was an increase in the knowledge and understanding of students about the processing of used goods from bottles, wood, cans, plastics, shoes, pants, oil packaging that were converted into planting containers. Then the creations are placed as a corner of the school garden. Synergy of the University of Sumatera Utara in developing superior knowledge that is beneficial has the full support of the community, especially students of SD Model Al Azhar Medan and SD Namira Medan.

KEANEKARAGAMAN SERANGGA DI PERTANAMAN KECOMBRANG (Etlingera elatior JACK) PADA ZONA PENYANGGA KAWASAN TAMAN NASIONAL GUNUNG LEUSER Ameilia Zuliyanti Siregar; Diana Rahmi; Suzanna Fitriany Sitepu
Agrifor : Jurnal Ilmu Pertanian dan Kehutanan Vol 19, No 2 (2020): Oktober 2020
Publisher : Universitas 17 Agustus 1945 Samarinda

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31293/af.v19i2.4629

Keanekaragaman Serangga di Pertanaman Kecombrang (Etlingera elatior Jack) pada Zona Penyangga Kawasan Taman Nasional Gunung Leuser. Kecombrang merupakan tanaman rempah - rempah asli Indonesia. Sampai saat ini belum ada penelitian keanekaragaman serangga pada tanaman kecombrang dan juga belum terdeteksinya status peran serangga pada tanaman kecombrang. Tujuan dari penelitian ini adalah untuk mendapatkan informasi mengenai keanekaragaman serangga di pertanaman kecombrang pola tanam monokultur dan polikultur di zona penyangga Kawasan Taman Nasional Gunung Leuser. Penelitian dilaksanakan menggunakan metode survei dengan 4 kali pengamatan di lapangan dan identifikasi serangga dilakukan sampai tingkat famili. Penelitian ini menggunakan 4 jenis perangkap serangga (perangkap jaring, perangkap jatuh, perangkap kuning, perangkap lampu). Hasil identifikasi serangga yang tertangkap pada lahan kecombrang monokultur yaitu 917 ekor dengan 7 ordo dan 37 famili sedangkan pada lahan kecombrang polikultur terdapat 1595 ekor dengan 7 ordo dan 42 famili. Identifikasi nilai keanekaragaman pada lahan monokultur menunjukkan nilai 2,51, nilai kekayaan margalef 5,27 dan indeks kemerataan 0,69 sementara pada lahan polikultur nilai keanekaragaman sebesar 2,52, nilai kekayaan Margalef 5,55 dan indeks kemerataan 0,67. Indeks kemerataan pada lahan monokultur lebih tinggi atau berbanding terbalik dari indeks keanekaragaman dan indeks kekayaan pada kedua jenis lahan, hal tersebut menunjukkan kedua lahan termasuk ke dalam kategori kemerataan tinggi Analisis nilai kesamaan dua lahan menunjukkan angka 0,67 yang termasuk ke dalam kategori tinggi pada kesamaan spesies. Penelitian menyimpulkan bahwa ekosistem serangga di zona penyangga kawasan taman nasional gunung leuser masih alami.

Exploration and Characterization of Microorganisms from Rubber Seed and The Benefits for Rubber Plant Growth (Hevea brassiliensis Muell. Arg.) Dita Amelia Novariza; Lahmuddin Lubis; Suzanna Fitriany Sitepu; Radite Tistama
Jurnal Agroekoteknologi Vol 4, No 1 (2016)
Publisher : Universitas Sumatera Utara

The object of this research are to explore the microorganisms from rubber seed to prevent seed pathogens and beneficial to the growth of rubber plant. The research was conducted in the protection laboratory and greenhouse Sungei Putih Research Center from September to December 2014, using completely randomized design non factorial with 7 treatments and 4 replications. The treatments used are microorganisms exploration of healthy rubber seed, ie M0 (control), M1 (Trichoderma sp.(a)), M2 (Trichoderma sp.(b)), M3 (Aspergillus sp.), M4 (Rhizopus sp.), M5 (Isolates BBK(a)), and M6 (isolates BBK(b)). The results showed that microorganisms exploration from the healthy rubber seed has significant effect on all parameters. The best results to inhibit seed pathogens in the laboratory is Aspergillus sp. at 81.27%. For germinate speed and plants height the best results are Trichoderma sp.(b) at 5.75 days and 28.90 cm. The best results for the length of the root is Trichoderma sp.(a) at 35.10 cm, and for the root weight is Aspergillus sp at 4,91 g. Trichoderma sp.(a), Trichoderma sp.(b), and Aspergillus sp. besides potential as biocontrol agents pathogenic seed by way of seed coating, also has potential as a stimulator of growth and biological fertilizer which can improve the quality of the rubber plant growth. Keywords: rubber plant, antagonistic microorganisms, seed coating, seed pathogens, growth stimulator

Pengaruh Kulit Buah Jengkol (Phitecellobium lobatum (Jack) Prain ) terhadap Tingkat Konsumsi Makan Tikus Sawah (Rattus argentiventer (Rob & Kloss) Di Laboratorium Maria Simbolon; Suzanna Fitriany Sitepu; Mukhtar Iskandar Pinem
Jurnal Agroekoteknologi Vol 5, No 2 (2017)
Publisher : Universitas Sumatera Utara

ABSTRACT The Effect of dogfruit pericarp (Pithecellobium lobatum(Jack) Prain.) to consumption levels field rats (Rattus argentiventer (Rob & Kloss) in laboratory. Chemical control seems to be able to provide better results than other techniques, but the chemicals used can to harm other animals that are not pestst such as humans or pets, therefore the use of repelan from plant materials ie rind dogfruit plant is expected to reduce the rat attack on the field. This research had been conducted at the laboratory of vertebrate BBPPTP (Balai Besar Perbenihan dan Proteksi Tanaman Perkebunan) is located at Jl. Asrama Number. 124. Pondok Kelapa, Medan in november 2015 to february 2016, using a randomized block design non factorial. Parameter observed were field rats weights, food consumption levels and the behavior of field rat. The result showed that Utilitazion of dogfruit pericarp significantly reduce the rate of food consumption and weight field rats. The best result were showed by in treatment 800 g / L. Keywords: utilitazion of dogfruit pericarp, consumption levels, and field rats

Potensi Trichoderma spp. Asal Rizosfer Tanaman Kelapa Sawit sebagai Agens Antagonis Terhadap Ganoderma sp. secara in vitro Muhammad Mukhlis Afandi; Suzanna Fitriany Sitepu; lisnawita lisnawita
Jurnal Agroekoteknologi Vol 5, No 2 (2017)
Publisher : Universitas Sumatera Utara

Peningkatan luas perkebunan monokultur kelapa sawit menyebabkan pengaruh buruk pada ekosistem yang menyebabkan penurunan produktivitas akibat adanya serangan patogen Ganoderma sp. Penelitian ini bertujuan untuk mengetahui potensi pemberian Trichoderma spp. asal rizosfer tanaman kelapa sawit dalam menghambat pertumbuhan Ganoderma sp. secara in vitro. Penelitian dilaksanakan di Laboratorium Penyakit Tumbuhan, Program studi Agroekoteknologi, Fakultas Pertanian, Universitas Sumatera Utara pada bulan Juni 2015 sampai Juli 2015. Penelitian menggunakan Rancangan Acak Lengkap Non Faktorial dengan delapan perlakuan dan tiga ulangan. Hasil penelitian menunjukkan bahwa ketujuh isolat Trichoderma spp. berpotensi sebagai agens antagonis yang dapat menghambat pertumbuhan Ganoderma sp. secara in vitro. Kata kunci : Trichoderma spp, Ganoderma sp, in vitro, kelapa sawit.

Potensi Jamur Entomopatogen Untuk Mengendalikan Hama Ulat Grayak (Spodoptera litura) Fabricius (Lepidoptera : Noctuidae) Pada Tanaman Tembakau di Rumah Kasa Irna Masyitah; Suzanna Fitriany Sitepu; Irda Safni
Jurnal Agroekoteknologi Vol 5, No 3 (2017)
Publisher : Universitas Sumatera Utara

Spodoptera litura is an important pest for tobacco. The objective of this study was to determine the potency of entomopathogenic fungi at various conidia density against Spodoptera litura on tobacco. This study was conducted in screen house, Faculty of Agriculture, University of Sumatera Utara from October until February 2016. This study was used a randomized block design (RBD) with two factors and three replications. The first factor was the conidia density (106, 107, 108 conidia/ml), the second factor was the type of fungi (Metarhizium anisopliae, Beauveria bassiana, and Lecanicillium lecanii) The result showed that: the highest larval mortality was at concentration of 108 conidia/ml (73.33%). The highest larval mortality was on M. anisopliae (57.78%) followed by B. bassiana (51.11%) and L. lecanii (40.00%). The infected larvae showed slow movements, color changes to paleness, decreased appitite, over time silent and die. The dead larva body hardened and blackened. The highest intensity of fungal infection was at concentration of 106 conidia/ml (42.22%).

Insect Molecular characterization ElaeidobiuskamerunicusFaust. (Coleoptera; Curculionidae) Origin North Sumatra Method Using Amplified Fragment Length Polymorphism (AFLP) muhammad riza fahlevi; Darma Bakti; Suzanna Fitriany Sitepu
Jurnal Agroekoteknologi Vol 5, No 4 (2017)
Publisher : Universitas Sumatera Utara

Elaeidobius kamerunicus introduced to Indonesia in Palm Research Center, Marihat. It is one pollinator to pollinate palm. Genetic changes in these insects cause a decline in palm oil production. The purpose of this study to determine the genetic diversity of it based molecular analysis techniques AFLP using three primers. Primers used are HEX (EcoR1 ACA - Mse1 CTT), FAM (EcoR1 AGG - Mse1 CAG) and FAM (EcoR1 AGG - Mse1 CTT). Analysis of genetic diversity using the MEGA program version 6. Phylogenetic tree using 'Neighbor-Joining Tree'. AFLP amplification product to 42 samples of genomic it and 3 Sitophilus oryzae genomic sample as a control showed a high diversity. The analysis showed that itgenetically grouped separately with S. oryzae. It contained in districts in North Sumatra has two large groups : group A1 and A2. Group A1 consisting of Ajamu, Bah Birong Ulu, Binanga, Bukit Sentang, Marihat, Padang Madarsah and PT. TPS Sibolga while the Group A2 consists of two regions, namely Marihat and Bah Birong Ulu while S. oryzae contained in Medan form their own group.

Pengaruh Beberapa Jenis Bahan Aktif Herbisida Dan Waktu Pemasangan Perangkap Terhadap Populasi Serangga Elaeidobius kamerunicus (Coleoptera: Curculionidae) Di PPKS Marihat Kebun Kalianta Ardi Ansyah; Maryani Cyccu Tobing; Suzanna Fitriany Sitepu; Agus Eko Prasetyo
Jurnal Agroekoteknologi Vol 6, No 2, April (2018)
Publisher : Universitas Sumatera Utara

The objective of this research was to study the influence of herbicides and time of trapping after application on population of weevil Elaeidobius kamerunicus. This research was conducted at Oil Palm Plantation Kalianta, Riau and at Laboratory of Indonesian Oil Palm Research Institute (IOPRI), using method of Factorial Randomized Group Design with 2 factors, the first was herbicides (without herbicide, methyl metsulfuron 100 gr/ha, paracuat 400 cc/ha, glyfosat 400 cc/ha) and the second factor is time of traps (2 hours after applications, 48 hours after application and 72 hours after application) with three replications.The results at field showed that population of weevil E. kamerunicushigher in treatment without herbicide compared to treatment using herbicide at male flower was 334 adults/spicelet and female flower was 689 adults/bunch. Treatment 72 hours after applications traping at male flower on population of weevil E. kamerunicus was 282 adults/spicelet. Keywords: Elaeidobius kamerunicus, Herbicide, oil palm, population.

Diversity of Insects in Cocoa (Theobroma cacao L.) Plantations with Integrated Pest Management (IPM) and Non IPM in Biru-biru District of Deli Serdang Regency Jemahaganta Surbakti; Suzanna Fitriany Sitepu; Syahrial Oemry
Jurnal Agroekoteknologi Vol 6, No 2, April (2018)
Publisher : Universitas Sumatera Utara

The cocoa farmers mostly practice conventional pest control that can be harmful to the environment, therefore integrated pest management has been developed. This research aimed to know diversity of insects in cocoa plantations affected by integrated pest management (IPM) and conventional (non IPM) techniques. This research was conducted in two villages in Biru-Biru District, Deli Serdang Regency and in Plant Pests Laboratory, Faculty of Agriculture, Universitas Sumatera Utara, Medan from June until September 2016. This research used four insect traps (sweep net, pitfall trap, light trap, and yellow trap), and repeated five times. The results showed that insects caught on cocoa plantations with IPM were 12 orders and 44 families, the highest relative density value was 27.49%, the lowest was 0.07%, the index value of insect diversity Shannon-Weiner (H') was 2.90 (moderate) and the index value of insect evenness (E) was 0.76 (high) whereas on cocoa plantations with non IPM were 10 Orders and 39 families with the highest relative density value was 25.27%, the lowest was 0.10%, the index value of insect diversity Shannon-Weiner (H') was 2.76 (moderate) and the index value of insect evenness (E) was 0.75 (high). Keywords: biodiversity, cocoa, insects, integrated pest management

Evaluation of Rat's Attack (Rattus argentiventer Robb & Kloss) After Release of Owl (Tyto alba) in Deli Serdang Ema Rosalina Sipayung; Suzanna Fitriany Sitepu; Fatimah Zahara
Jurnal Agroekoteknologi Vol 6, No 2, April (2018)
Publisher : Universitas Sumatera Utara

Rat is the important rice pests. Damageon rice crops caused by rat's attack in Indonesia reached a loss of 15-20% every year. This research aims to find out the rat's attack after release of owls. This research was conducted in Desa Sidodadi Ramunia and Desa Baru Deli Serdang with the distance about 22 km. This research was conducted from May until December 2016.This research used a survey method. Determination of research areas with purposive sampling method.Determination sample area using diagonal sampling method.Analyzed using Spearman's rank. The results show that the active rat's nest in Desa Baru is more than Sidodadi Ramunia, it was on age 40 days after planting (hst) in Desa baru there are 18 active nest while in Desa Sidodadi Ramunia none active rat's nest. The highest percentage of attacks was found in Desa Baru with moderate category (27.5%) , and the lowest in Desa Sidodadi Ramunia (0%). Thehighest production was in Desa Sidodadi Ramunia (5.71 tons/ha)and the lowest production was inDesa Baru (3.11 tons/ha). Correlation result showed that the corelation value of the active rat's nest with the percentage of rat's attackis 0.917, correlation value of amountowl with active rat's nest is - 0.928, correlation value amount of owl with the percentage of rat's attack - 0.866 and correlation value offarmer's perception to controling rat's attack with crop production is 0.810.Keywords: Rattus argentiventer, rat's nest,Tyto alba

Co-Authors Agus Eko Prasetyo Alida Lubis Ameilia Zuliyanti Siregar Ardi Ansyah Darma Bakti Diana Rahmi Dita Amelia Novariza Ema Rosalina Sipayung Fatimah Zahara Haryati Hutagalung, Rade Putra Satrio Irda Safni Irna Masyitah Ivayona Astari Jamilah JAMILAH Jemahaganta Surbakti Lahmuddin Lubis Lahmuddin Lubis Lahmuddin Lubis Lisnawita Lisnawita lisnawita, lisnawita maman kurniawan silaban Marheni Marheni Marheni marheni sembiring Maria Simbolon Maryani Cyccu Tobing Muhammad Mukhlis Afandi muhammad riza fahlevi Mukhtar Iskandar Pinem RADITE TISTAMA Setia Sari Br. Girsang Setia Sari Girsang Setia Sari Girsang Sinar Indra Kesuma Sitepu, Andreas Siti Khadijah Hidayati Nasution Syahria l Oemry Syahrial Oemry Toni Arya Dharma Toni Arya Dharma yeni rawati harianja

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