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AGROEKOTEKNOLOGI

agroekoteknologi
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Published by Universitas Sumatera Utara

ISSN : 23376597 EISSN : - DOI : -

Core Subject : Agriculture,

Agriculture, Biological Sciences & Forestry

Jurnal AGROEKOTEKNOLOGI merupakan jurnal ilmiah yang diterbitkan secara online berisikan hasil-hasil penelitian tentang hama dan penyakit tumbuhan, agronomi, pemuliaan tanaman dan ilmu tanah

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Articles 943 Documents

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SELEKSI INDIVIDU TERPILIH KEDELAI (Glycine max L.) HASIL RADIASI SINAR GAMMA GENERASI M7 Febri Diana Lisa Saragi; Eva Sartini Bayu; E. Harso Kardhinata
Jurnal Agroekoteknologi Vol 1, No 2 (2013)
Publisher : Universitas Sumatera Utara

The objective of this research was to obtain the high production of soybean varieties. The research conducted at Tanjung Slamat, Medan, North Sumatra (+ 25 m above sea level) in April 2012- July 2012. The research using Randomized Block Design, that is Argomulyo variety population, Anjasmoro variety population, M7. 10 krad population, M7.15 krad population and M7.20 krad. Data were analyzed by ANOVA and if there is a significantly difference was continued with Least Significant Difference test. The results showed that mutant population were significantly different to number of branches on main stem, the number of books per plant, flowering age, harvesting age, number of empty pods per plant, number of seeds per plant and weight of seeds per plant. From progeny test, production per plot was increased from M6 generation (195,90 g) to the M7 generation (361,33g). The high value of genetic progress was in number of empty pods per plant contains (27,2%) while the low value of genetic progress was in weight of 100 seeds. High heritability value was in flowering age (0.78) and harvesting age (0,99) while the low heritability value was in percentage of germination (0.18), number of filled pods per plant (0,19) and weight of 100 seeds (0). Keyword: soybean, irradiation, heritability, progress genetic

PENGARUH RADIASI SINAR GAMMA TERHADAP TANAMAN KACANG HIJAU (Vigna radiata L.) PADA KONDISI KEKERINGAN Jelita Sianipar; Lollie Agustina.P Putri; Syafruddin Ilyas
Jurnal Agroekoteknologi Vol 1, No 2 (2013)
Publisher : Universitas Sumatera Utara

Demand of mungbean will be increase, so the production must be increased. One of efforts is to create superior variety by giving mutation.The goal of this research is to find out the effect of four level radiation dosage and drought stress to growth and yield of mungbean (Vigna radiata L.), has finished in greenhouse of Agriculture Faculty of North Sumatera University, Medan conducted from May until August 2012. This Research was conducted using by Randomize Block Design factorials.The first factor is radiation dosage with four levels : 0, 10, 20, and 30 krad. The second factors is drought stress: 100%, 80%, 60%,and 40% KL. Data were analyzed with ANOVA and continued with HSD.The result of research showed the radiation significantly affected to the harvesting time. Drought stress significantly affected to the root volume, the number of pod per plant,and weight seeds per plant. The combination between dose of radiation and drought stress significantly affected to flowering time. Key word : mungbean, radiation, drought stress

EVALUASI TOLERANSI TANAMAN KEDELAI (Glycine max (L.) Merrill) REGENERAN M4 HASIL RADIASI SINAR GAMMA TERHADAP SALINITAS Junita Junita Gurning; Emmy Harso Kardhinata; Eva Sartini Bayu
Jurnal Agroekoteknologi Vol 1, No 2 (2013)
Publisher : Universitas Sumatera Utara

High content of NaCl in soil inhibits plant growth and production. Mutation is a technique increase genetic variability in plant, so that getting of tolerance plant to NaCl. The objective of this research was to know response M4 soybeans generation respon result of gamma ray to get tolerance soy to NaCl. The research was conducted at Tanjung Selamat land, Deli Serdang district, in April – June 2012 using factorial randomized block design with 2 factors as population M4 Soybeans generation (0, 10, 20, 30 krad per plant) and NaCl concentration (0, 1500, 3000, 4500 ppm). Parameters measured were plant germination, viability, high of plant, nodes per plant, number of branch at especial bar, root height, weight of dry root, weight of dry leaves, number of pods per plant, number of empty pods per plant and weight of 100 seeds. The results showed dosage of gamma ray on M4 Soybeans generation was affect significantly to plant germination, viability, and high of plant. NaCl concentration affect significantly to viability, and high of plant. The interaction between population M4 Soybeans generation and NaCl concentration affect significantly to plant germination (3,67 days), viability (100%), and high of plant (16.38 cm). Keywords : M4 soybeans, NaCl, gamma radiation

RESPONS PERTUMBUHAN DAN PRODUKSI KEDELAI TERHADAP PEMBERIAN MIKORIZA DAN PENGGUNAAN UKURAN BIJI PADA TANAH SALIN Andriany F Damanik; Rosmayati Rosmayati; Hasmawi Hasyim
Jurnal Agroekoteknologi Vol 1, No 2 (2013)
Publisher : Universitas Sumatera Utara

Respons on growth and yield of soybean by giving mycorrhiza and use of seeds size in saline soil. Grobogan variety has advantages advantages flourescent, large pods and pod maturity simultaneously. Mycorrhiza is an association between certain fungi with the roots of the plant by forming a complex tangle of interactions. Saline soil is soil containing soluble salts are large enough for the growth of most plants such as hydrochloric or sulfuric. The aim of this research was to know response on growth and yield of soybean by giving mycorrhiza and use of seeds size in saline soil. Research conducted at the field experiment of Tanjung Rejo village Percut Sei Tuan, Deli Serdang on March-August 2012, using a randomized block design factorial with two factors and six replications. The first factor was grobogan variety seeds size, large seeds (13-17 g/100 seeds) and small seeds (8-11g/100 seeds). The second factor was Mycorrhiza (0 and 10 g/plant). The results showed that seed size were significantly different to plant height, number of branches, flower initiation, degree of infection, harvesting age, number of fill pods per plant and seed production per plant. Mycorrhiza were significantly different to number of branches, degree of infection. Interaction between the seeds size and mycorrhiza did not give significant effect for all parameters. Keywords: soybean, mycorrhiza, saline soil

RESPON PERTUMBUHAN DAN PRODUKSI TANAMANJAGUNG (Zea mays L.) VARIETAS HIBRIDA DAN NONHIBRIDAN TERHADAP PEMBERIAN PUPUK POSPAT DAN BOKASHI Ginting, Eva Sari; Bangun, Mbue Kata; Putri, Lollie Agustina P.
Jurnal Agroekoteknologi Vol 1, No 2 (2013)
Publisher : Universitas Sumatera Utara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32734/jaet.v1i2.1528

Response on Growth and Yield of Maize (Zea mays L.) Hybrid and Nonhybrid Varieties by Phosphate Fertilizer and Bokashi Application.The goal of this research is to know the effect of phosphate fertilizer and bokashi to growth and yield maize (Zea mays L.) hybrid and nonhybrid varieties.Therefore, a research had been conducted at experimental field of BBI Palawija, Tanjung Selamat, District of Deli Serdang (± 57 m asl) on May – August 2012. This research was arranged using Randomized Block Design, with the first factor is two maize varieties, Bisma and SHS 4. The second factor is concentrate of Phosphate fertilizer with three degrees, 2 g, 4 g and 6 g. The third factor is bokashi with two degrees, 0 g and 180 g, three replications was used to the treatments. Data were analyzed with ANOVA and continued with HSD. The results showed that varieties were significantly different to plant height, leaf number, male flowering time, female flowering time, harvesting time, kernel number per ear and yield of sample. Phosphate fertilizer were significantly effect to leaf number at 2 weeks planted, harvesting time, kernel number per ear and yield of sample. Bokashi were significantly effect to plant height (at 2, 3, 5 and 7 weeks planted), leaf number (at 2 and 5 weeks planted), male flowering time, female flowering time and number of kernel per ear. The combination between varieties and phosphate fertilizer were not significantly different to whole parameters. The combination between varieties and bokashi were significantly different to plant height (at 7 and 8 weeks planted). The combination between phosphate fertilizer and bokashi were significantly effect to plant height at 2 weeks planted and kernel number per ear. Key words : maize, varieties, phosphate fertilizer, bokashi

INDUKSI MUTASI RADIASI SINAR GAMMAPADA BEBERAPA VARIETAS KEDELAI HITAM (Glycine max (L.) Merrill) Kurnia Ramadani Purba1 Ramadani Purba; Eva Bayu Bayu; Isman Nuriadi
Jurnal Agroekoteknologi Vol 1, No 2 (2013)
Publisher : Universitas Sumatera Utara

This study aimed to get the genetic diversity some varieties of black soybeans due to the influence of gamma rays. Research was conducted at Balai Benih Induk Tanaman Palawija, Deli Serdang (+ 25 m above sea level) from April - August 2012 used randomized block design. The first factor is the radiation doses with 4 level are 0, 10, 15, and 20 krad and the second factor is three varieties are Detam-1, Detam-2, and Cikuray. The treatment was repeated three times. The results showed that radiation significant of percentage of germination, plant height at 4-5 week after plant and harvest time. Varieties significant of plant height at 2-5 week after plant, flowering time, harvest time, number of empty pods, seed weight per sample, weight of 100 seeds, but not significant of the number of productive branch and number of pod contain. Whereas, interaction between radiation and varieties only significant of plant height at 4 week after plant. Coefficient variability genotipe values ranged between 0,39 – 17,85 and coefficient variability fenotipe values ranged between 1,21 – 18,76. Heritability values ranged between 0,10 - 0,96. Research should be continued so know production of varieties which are higher. Keyword: black soybeans, radiation, varieties

KAJIAN EPIZOOTIK Metarhizhium anisopliae PADA LARVA TRITIP (Plutella xylostella L.) (Lepidoptera: Plutellidae) DI RUMAH KACA Lamsihar O Simamora; Darma Bakti; Syahrial Oemry; Fatiani Manik
Jurnal Agroekoteknologi Vol 1, No 2 (2013)
Publisher : Universitas Sumatera Utara

Epizootic study of Metarhizium anisopliae against Larvae Tritip in greenhouse. The objective of this experiment to know the effectiveness of the mechanism of transmission of the fungi M. anisopliae by larvae tritip in greenhouse. The research was conducted in Greenhouse Crops Research Institute for Tropical Fruit Tongkoh-Berastagi. The research used non-factorial completely randomized design with 5 treatments and 4 replications, which were: control(without infected by M. anisopliae), 5 larvae are infected by (5g, 10g,15g, 20g)/100ml M. anisopliae are transmitted to 5 healthy larvae. The results showed that the concentration addition of each suspension fungi M. anisopliae increased the mortality of larvae infected directly by immersion, mortality is transmitted. The concentration addition of the suspension fungi M. anisopliae increased transmission between larvae infected directly immersion method to healthy larvae and can also reduce the intensity of the attacks tritip larvae. The highest percentage of larvae mortality infected directly immersion method was 52,5%. The highest percentage of transmitted larvae mortality was 32,5% . The highest percentage of entirely larvae mortality was 95% . The highest percentage of larvae was growed by fungi was 92,5%. The highest percentage of damage was 59.25%. Key words : Epizootic, biological control, Plutella xylostella L, Metarhizium anisopliae.

PENGARUH TIGA MEDIA TANAM SERBUK KAYU DAN PEMBERIAN DAN PEMBERIAN PUPUK PADA PRODUKSI JAMUR TIRAM PUTIH (Pleurotus ostreatus (var.) Florida) Mahdi Fauzi; T. Chairun Nisa T. Chairun Nisa; Syukri Syukri
Jurnal Agroekoteknologi Vol 1, No 2 (2013)
Publisher : Universitas Sumatera Utara

The aim of the study was to know the influence of three kinds of wood sawdust as planting media and P. fertilizer on the growth and yield of white champignon (Pleurotus ostreatus). The study was cuonducted in a mold hut at Tanjung Mulia Hilir, Medan, at 25 meters above sea level, from April to July 2012. A Factorial Complete Randomized Design (CRD) was used with 2 factors, namely wood (rubber, mindi and durian), each was mixed with bran (“dedak”), calcium and gypsum, and phosphate fertilizer SP 36 at four level, namely (0 kg; 0,5 kg; 1 kg; and 1,5 kg/ 100 kg planting medium). Parameters observed were harvest age, stalk length, diameter of umbrella, umbrella thickness, number of umbrella per cluster, fresh weight per champignon, fresh weight champignon per baglog and biological efficiency ratio (BER). Result showed that sawdust from different wood significantly affected stalk length, diameter of umbrella, umbrella thickness, number of umbrella per cluster, fresh weight per champignon, fresh weight champignon per baglog and biological efficiency ratio (BER). Phosphate fertilizer significantly decreased all parameters. There were significant interaction effect on harvest age, umbrella diameter and thickness, number of umbrella per cluster and fresh wight per champignon. Keywords: white champignon, wood sawdust as planting media, phosphate fertilizer

PENDUGAAN EROSI TANAH DI KECAMATAN RAYA KABUPATEN SIMALUNGUN BERDASARKAN METODE USLE Mardina Juwita Oktafia Butar Butar; Kemala Sari Lubis2 Kemala Sari Lubis2; Gantar Sitanggang2 Gantar Sitanggang2
Jurnal Agroekoteknologi Vol 1, No 2 (2013)
Publisher : Universitas Sumatera Utara

Raya is a part of the upstream Padang’s watershed that plays an important role for the watershed ecosystem to determine of hydrological cycle. The decrease of vegetation because land use and slope ranging from ramps, steep to flet in this area, tringger soil erosion problems. To determine the level of soil erosion in Raya Sub Districts of Simalungun a research conducted in April-September 2012. The research was conducted using survey method and continued with soil erosion calculation by USLE (Universal Soil Loss Equation) method. The result shows the erosion level at 30% slope with orange and weeds vegetation at a heavy level of erosion hazard criteria. And at 15,4% slope with coffe without ground cover vegetation at moderate and low level of erosion hazard criteria. Key words: soil erosion, USLE method.

EVALUASI PRODUKTIFITAS DAN KUALITAS BEBERAPA VARETAS KACANG TANAH (Arachis hypogaea L.) DI TANAH BERTEKSTUR LIAT Mona Faronika1 Mona Faronika1; Luthfi Aziz Mahmud Siregar; Hasmawi Hasyim2 Hasmawi Hasyim2
Jurnal Agroekoteknologi Vol 1, No 2 (2013)
Publisher : Universitas Sumatera Utara

Peanut is the second legums largest planted in Indonesia after soybean. It needed soil with sand to silt loam. Clay Texture of Soil has capability to defend water and soil minerals, but low infiltration rate, organic substances and Nitrogen, also big cracked in dry season because particle clay of soil was shrink. The aim of the research is to get peanut with high yield and best quality at Clay Texture of Soil. The experiment conducted at BBI Palawija Tanjung Selamat, Deli Serdang (± 57 meters above sea level) from April to July 2012. The experiment used Randomized Block Design with variety treatment that consists of six varieties : Gajah, Jepara, Biawak, Landak, Komodo and Simpai, with four replications. The data was analyzed by Analysis of Variance and continued with Duncan’s Multiple Range Test. Varieties showed significantly different on plant height 2-9 weeks after planted, time of flower initiation, total pods per plant, total pops, total pod producing seed, number of seed per plant, number of seed per plot, 100 seed weight, seed weight per plant, and percentage of peds producing pod. Variety were not significantly different on number of branch 9 weeks after planted, total peds, percentage pods producing seed, total seed per pod, total pod per plot, number of seed per plot, seed weight per plot, dry weight of shoot, dry weight of root and grow plant percentage. Qualities observation of seed were watched colour, size and protein degree. Keyword : variety, peanut, soil teksture

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