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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

Arjuna Subject : -

Articles 943 Documents

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Pertumbuhan dan Produksi Bawang Merah (Allium ascalonicum L.) Terhadap Dosis LimbaCair Pabrik Kelapa Sawit dan Tipe Pemotongan Umbi Andi Setiawan; Rosita Sipayung; Toga Simanungkalit
Jurnal Agroekoteknologi Vol 3, No 1 (2015)
Publisher : Universitas Sumatera Utara

The research aimed to study about the response of growth and yield of shallot on palm oil milleffluent (POME) and type of bulb fission. The research has been conducted on land of AgriculturalFaculty USU (± 25masl) from April to Juny 2014, using a factorial randomized block design withtwo factors which are dosage of effluent (0; 1; 2; 3 l/plot) and the second factors were type offission (no fission, fissioned 1/3 part, fissioned into 2 part). The Parameters observed were plantheight, leaves number per clump, tillers number per clump, clove number, wet weight of bulb perplant, wet weight of bulb per plot, dry weight of bulb per plant and dry weight of bulb per plot. Theresults showed bulb fission treatment significantly increased for all parameters. Giving palm oil milleffluent significantly increased clove number and interaction of fission bulb treatment and givingpalm oil mill effluent non significantly increased for all parameters.Keywords:shallot, POME, fission

Analisis Keragaman Genetik Andaliman (Zanthoxylum acanthopodium DC.)Sumatera Utara Menggunakan Marka RAPD (Random Amplified Polymorphic DNA) Ayu Oshin Yap Sinaga; Lollie Agustina P. Putri; Luthfi Aziz M. Siregar
Jurnal Agroekoteknologi Vol 3, No 1 (2015)
Publisher : Universitas Sumatera Utara

The aim of the research was to analyze the genetic diversity of the endemic andaliman inNorth Sumatera based on RAPD markers. A total of 30 accessions andaliman originated fromthe various region in North Sumatera, i.e.: Dairi, Karo Highland, Simalungun. The RAPDanalyse was used with 3 random primer: OPH-06, OPC-12 and OPN-03. These three primersshowed 32 bands, on which 31 were polymorphic (95.23%). Further genetic diversitycoefficient and the filogenetic dendogram were obtained using the Darwin 5.05 software. Theresults showed that 30 accessions of andaliman were clustered in three groups. Each groupconsisted of the accessions of three regions from different altitudes. There were 30 accessionsof three regions studied showed a high genetic diversity.Keywords: Andaliman, genetic diversity, random amplified polymorphic DNA

Respons Pertumbuhan dan Produksi Tanaman Sorgum (Sorghum bicolor (L.) Moenchterhadap Pemberian Mulsa dan Berbagai Metode Olah Tanah Khairunnisa Khairunnisa; Ratna Rosanty Lahay; T. Irmansyah.
Jurnal Agroekoteknologi Vol 3, No 1 (2015)
Publisher : Universitas Sumatera Utara

The research was conducted on Pasar 3 Padang Bulan, Medan about 25 m above sea level fromMay to September 2014. The research uses Split Plot Design with two treatment factors with threereplications. Main plots were soil tillage with two treatments, no-tillage (P0); perfect tillage (P) andthe subplot was mulching with four treatments, without mulch (M0); rice straw mulch (M);Thitonia mulch (M2); Imperata cylindrica mulch (M). The results showed that tillage treatmentsaffected significantly stem diameter ages 8 and 9 weak after plant but not significant affected onother parameters. Mulching treatment not affected significantly on all parameters. The interactionbetween two treatments affected significantly on plant height, number of leaves, and stem diameter.Keywords: soil tillage, mulching, sorghum. 311

Respons Pertumbuhan Bibit Kelapa Sawit (Elaeis Guineensis Jacq.) terhadap Pemberian Kompos Sampah Pasar dan Pupuk NPKMg (15:15:6:4) di Pre Nursery Martua Markus Tambunan; Toga Simanungkalit; T. Irmansyah
Jurnal Agroekoteknologi Vol 3, No 1 (2015)
Publisher : Universitas Sumatera Utara

The purpose of the study was to determine the growth response of oil palm seed on waste market compost and Npkmg (15:15:6:4) fertilize aplication in pre nursery. The research was conducted atthe experimental field Agricultural Faculty, Sumatera Utara University about ± 25 metres above sealevel from April to July 2014. The design use randomized block design with 2 factors treatment.The first factor was The waste market compost with 4 levels: 0 g/polybag (K);50 g/polybag (K1); 100 g/polybag (K2); 150 g/polybag (K) and the second factor was NPKMg (15:15:6:4)fertilizer with 4 levels: 0 g/polybag (P03); 2,5 g/polybag (P1); 5 g/polybag (P) and 7,5g/polybag(P32). The results showed that the waste market compost treatment has significantly effectto the plant height, total wide leaf, dry weight root and soil pH , however no significantly affectedfor, stem diameter, leaf number, length of the root, fresh weight of crown, dry weight of crown, andfresh weight of root. The NPKMg (15:15:6:4) fertilize treatment showed significant effect to stemdiameter, total wide leaf, fresh weight of crown and dry weight of crown however no significantlyaffected for plant height, leaf number, lenght of the root, fresh weight of root, dry weight of rootand soil pH. The interaction of both of treatmet showed significan for the plant height and totalwide leaf. Keywords: Oil palm, waste market compost, NPKMg (15:15:6:4) fertilizers. 0

The Effect of Media Composition and Soaking Period of Auxin on Bud Chip Technique Sugarcane Seedling Erliandi Erliandi; Ratna Rosanty Lahay; Toga Simanungkalit
Jurnal Agroekoteknologi Vol 3, No 1 (2015)
Publisher : Universitas Sumatera Utara

The objective of the research was obtained the appropriate of media composition and soakingperiod of auxin toward growth of bud chip technique sugarcane seedling. The research wasconducted at experimental field of Tanjung Jatti Estate Binjai PTPN II (± 50 m asl.) in April – Juny2014 using a randomized block design with two factors. The first factor was media compositionwith levels: 50:50, 70:30, and 30:70 (% top soil: % blotong compost), and the second factor wassoaking period of auxin with levels: 10, 20, and 30 minutes to consentration 2 ml/L with threereplications. The result of this research showed that application of media composition wassignificant effected on seedling growth percentage at 1 week after planting (WAP), plant height andstem diameter at 6 WAP, leaf total at 4 and 6 WAP, leaf area at 8 WAP, sturdiness value, shoot/rootratio and seedling quality index. The soaking period of auxin was significant effected on leaf area at 8 WAP and shoot/root ratio. Interaction of both was significant effected only on leaf total at 2 WAPwith M1T3 was the highest. Keywords: bud chip, media, auxin, sugarcane

Effect of mikorizha and granting planting media composition on oil palm nurseries on pre nursery Fadli Azhari Harahap; Nini Rahmawati; Rosita Sipayung
Jurnal Agroekoteknologi Vol 3, No 1 (2015)
Publisher : Universitas Sumatera Utara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32734/jaet.v3i1.9492

The growth of seedlings in the field in very determined by the growth of plants in the nursery.Planting media is the one factors that affect the growth of plants in the nursery. Therefore, by givingmikorizha and composition of the planting media is expected can increase the growth of oil palmnurseries in pre nursery. This research was conducted in screen house af Faculty AgriculturalUniversity of Sumatera Utara with altitude ± 25 meters from sea surface from April-July 2014, usedrandomized block design with two factors. The first factor is composition of planting media (sludge+ ultisol) with four levels (0% + 100%) (S0); (25% +75%) (S1); (50% + 50%) (S); (75% + 25%)(S3) and the second factor is mikorizha with three levels 0 (M0); 5 (M12); 10 g/plant (M). Parameterobserved was plant height, stem diameter, number of leaves, total leaf area, leaf greenes, degree ofinfection, root volume, shoof dry weight root dry weight. The result of this research showed that useof planting media composition significantly effect to plant height parameters 6-12 weeks afterplanting, stem diameter 6-12 weeks after planting, number of leaves 6,7,8,10,11 weeks afterplanting, total leaf area, green leaf, degree of infection, root volume and plant dry weight.Mikorizha treatmen is significantly effect the degree of infection parameters. Interaction ofcompositition planting media and mikorizha significantly effect on plant height at 6 weeks afterplanting and degree infection.Keywords: mikorizha, sludge, ultisol, palm oil 2

Respons Pertumbuhan Bibit Kelapa Sawit (Elaeis guineensis Jacq.) di Pre Nursery terhadap Pemberian Limbah Cair Pabrik Kelapa Sawit dan Pupuk NPKMg (15:15:6:4) I Gede Andri Wijaya; Jonatan Ginting; Haryati Haryati
Jurnal Agroekoteknologi Vol 3, No 1 (2015)
Publisher : Universitas Sumatera Utara

Palm oil is one of the major and prime agricultural commodities in Indonesia. Better palm oilseedling growth depend on nutrient and organic matter availability that can be fullfilled by usingpalm oil mill effluent (POME) and NPKMg (15:15:6:4) fertilizer. The objectives of the researchwere to study growth response of palm oil pre nursery seedling to aplication of POME and NPKMg(15:15:6:4) fertilizer. The research was held at screen house of Agricultural Faculty USU (±25 m asl) in April to July 2014 using a factorial randomized block design with two factors and threereplications. The first factor were POME (0; 1.5; 3.0; 4.5 l/seedling) and the second factor wereNPKMg (15: 15: 6: 4) fertilizer (0; 2.5; 5.0; 7.5 g/seedling). Data were analyzed with ANOVA andcontinued with Duncan multiple range test. The Parameters observed were plant height, stemdiameter, leaves number, total leaf area, leaves greenness, fresh and dry root and upper part weight.The results obtain were the effect of POME until dose L (3.0 l/seedling) were increase for allparameters except leaves greenness, fresh and dry root. The effect of NPKMg (15:15:6:4) fertilizeruntil dose P22 (5.0 g/seedling) increase for all parameters except stem diameter. The interaction ofthese two factors until L3Pwere increase leaves number, leaves greenness, fresh root weight, freshand dry upper part weight.Keywords: palm oil mill effluent, NPKMg (15:15:6:4) fertilizer, palm oil seedling 3

Respons Pemberian Kompos Tandan Kosong Kelapa Sawit dan Zeolit Terhadap Pertumbuhan Bibit Kelapa Sawit di Pre Nursery Gia Asra; Toga Simanungkalit; Nini Rahmawati
Jurnal Agroekoteknologi Vol 3, No 1 (2015)
Publisher : Universitas Sumatera Utara

This research aims for knowing the response a giving of oil palm seeds in the results of giving empty fruit bunches of oil palm compost and zeolite in pre nursery. The researched was carried outat Faculty of Agricultural screen house, USU (± 25 mdpl) in March – July 2014 using a randomizedblock design with two factors. The first factors was dose empty fruit brunches of oil palm compostwith four levels that were including 0 g/polybag; 15 g/polybag; 30 g/polybag; 45 g/polybag; andthe second factor was dose of zeolite with four levels that were including 0 g/polybag; 5 g/polybag;10 g/polybag; 15 g/polybag. The results of research shows that the application of empty fruitbrunches of oil palm compost had a real impact on the stem diameter and total leaf area. As for thediameter of stem best level was obtained at treatment EFBOP compost 45 g/polybag and total leafbest level was obtained at treatment EFBOP compost 30 g/polybag. Giving the zeolite wasevidently influencial toward the stem diameter, total leaf area, crowns wetness weight, root drynessweight, and crowns dryness weight. Zeolite best level was obtained at treatment zeolite 5g/polybag. The interaction between empty fruit brunches of oil palm compost and zeolite fertilizerwas evidently influencial towards the total leaf area and crowns dryness weight in pre nursery. Besttreatment combination level was found of which was 30 g/polybag of empty fruit brunches of oilpalm compost and5 g/polybag of zeolite. Key words: EFBOP compost, zeolite, and oil palm

Karakter Pertumbuhan Bawang Merah (Allium ascalonicum L.) Varietas Lokal Samosir Pada Beberapa Dosis Iradiasi Sinar Gamma Afifa Ulfa Batubara; Mariati Mariati; Ferry Ezra T. Sitepu
Jurnal Agroekoteknologi Vol 3, No 1 (2015)
Publisher : Universitas Sumatera Utara

The aim of the research was to identify growth characters of shallot var. local samosir with gammarays irradiation. Research was conducted at the Jl. Selamet Ketaren, Medan with a height of 25meter above sea level began from April until July 2014. Bulbs of shallot were exposed to severaldoses (0, 1, 2, 3, 4, 5, and 6 Gy) using Co60 source. Differencies of growth characters (shoot length,leaf number and tiller number per clump, harvest time, fresh and dry weight of bulb per plant, bulbdiameter and average weight per bulb) was analyze by t test using minitab v.16. The results showedshoot length 6 weeks after planting (WAP) were shorter 1.97cm, 2.38cm, 3.1cm, 4.73cm and4.49cm at doses 2,3,4,5,6 Gy; leaf number 2 WAP were reduced 35.16% and 39.24% at dose 5 and6 Gy, meanwhile tiller number 6 WAP was increased 13.88% at dose 6 Gy respectively comparedto control. Fresh weight and dry weight of bulb were lighter 30,39% and 37,04% at doses 5 Gy and38,52% and 47,44% at doses 6 Gy; average weight per bulb were lighter 23,2%, 47,64% and47,98% and bulb diameter were smaller 11,48%, 25,48% and 30,41% at doses 4,5,6 Gy respectivelycompared to control.Key words : Shallot var samosir, gamma rays irradiation, doses

Respons Produksi Dua Varietas Bawang Merah (Allium ascalonicum L.) Terhadap Aplikasi Beberapa Jenis Pupuk Hijau Nur Laila; Lisa Mawarni; Yaya Hasanah
Jurnal Agroekoteknologi Vol 3, No 2 (2015)
Publisher : Universitas Sumatera Utara

Green manure is the fresh form of crop forage material added in the soil to increase the growth andproduction of shallot. This research was proposed to find out response of two varieties of shallot ingrowth and production on green manures. Research had been conducted at experimental field of theAgricultural Faculty USU in May to August 2014, using factorial randomized block design withtwo factors, two varieties of shallot (Medan and Bima) and green manures (control, Tithoniadiversifolia, Mucuna bracteata, Azolla pinnata). The results showed that treatment of varietiessignificant affected in harvesting age, bulb number per sample, bulb fresh weight per sample, andbulb dry weight per sample. The treatment of green manures significant affected increasing bulbfresh weight per sample and bulb dry weight per sample. The interaction of both parameterssignificant affected bulb numbers per sample of shallot. The best result were showed by variety ofBima and green manure of Mucuna bracteata.Keywords : shallot, green manure, variety

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