Article Per Year (5 Year)
p-Index From 2020 - 2025
0
P-Index
This Author published in this journals
All Journal AGROEKOTEKNOLOGI
asil barus
universitas sumatera utara
Agriculture, Biological Sciences & Forestry

Published : 25 Documents Claim Missing Document
Claim Missing Document
Check
Articles

Found 25 Documents
Search

 1   2   3 
PENGARUH CAMPURAN MEDIA TUMBUH DAN DOSIS PUPUK NPK (16:16:16) TERHADAP PERTUMBUHAN KAKAO (Theobroma cacao L.) DI PEMBIBITAN Darwin C Naibaho; Asil Barus; Irsal Irsal
Jurnal Agroekoteknologi Vol 1, No 1 (2012)
Publisher : Universitas Sumatera Utara

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (55.96 KB) | DOI: 10.32734/jaet.v1i1.633

Abstract

ABSTRACT Influence of mixing media and dosage NPK (16:16:16) to cocoa (Theobroma cacao L.) in a nursery. Design of the experiment was randomized block design arranged in factorial with two factors. The first factor was planting media, 100% Subsoil Ultisol + 0% EOPB Compost, 75% Subsoil Ultisol + 25% EOPB Compost, 50% Subsoil Ultisol + 50% EOPB Compost, 25% Subsoil Ultisol + 75% EOPB Compost, 0% Subsoil Ultisol + 100% EOPB Compost.. The second factor is NPK Fertilizer (16:16:16), 0 g/polybag, 4 g/polybag, 8 g/polybag, 12 g/polybag. The parameters observed includes plant height (cm), number leafs (sheet), diameter of stem (mm), total of broad leaf (cm2), fresh and dry weight of crown (g) fresh and dry weight of root (g). The result showed that planting media influential significantly on leaf number, total of broad leaf, fresh and dryweight of crown, fresh and of root. Present of manure in fluential significantly on plant height, number of leaves, diameter of stem, total of broad leaf, fresh and  dryweight of crown and freshweight of root. Interaction between planting media and present of fertilizer influential significantly to diameter of stem 6, 8, 10, 12 and 14 weeks after planted and total of broad leaf.   Keywords : Empty Oil Palm Bunch (EOPB) compost, NPK fertilizer, cacao, nursery ABSTRAK Pengaruh campuran media tumbuh dan dosis pupuk NPK (16:16:16) terhadap pertumbuhan kakao (Theobroma cacao  L.) di pembibitan.  Rancangan Penelitian yang digunakan adalah Rancangan Acak Kelompok (RAK) factorial dengan 2 faktor. Faktor pertama adalah media tanam, yaitu  100% Subsoil Ultisol (Bobot) + 0% Pupuk kompos (TKKS), 75% Subsoil Ultisol (Bobot) + 25% Pupuk kompos (TKKS), 50%  Subsoil Ultisol (Bobot) +  50% Pupuk kompos (TKKS), 25% Subsoil Ultisol (Bobot) + 75% Pupuk kompos (TKKS), 0% Subsoil Ultisol (Bobot) + 100% Pupuk kompos (TKKS). Faktor kedua yakni Pemberian pupuk NPK (16:16:16) 0 g/polibag, 4 g/polibeg, 8 g/polibeg, 12 g/polibeg. Peubah amatan yang diamati antara lain tinggi bibit (cm), jumlah daun (helai), diameter batang (mm), total luas daun (cm2), bobot basah dan bobot kering  tajuk (g), serta bobot basah dan bobot kering akar (g).Hasil penelitian menunjukan bahwa perlakuan campuran media tumbuh  (subsoil ultisol + TKKS) berpengaruh nyata terhadap jumlah daun,  total luas daun, bobot basah tajuk, bobot basah akar, dan bobot kering akar. Pemberian pupuk NPK (16:16:16) berpengaruh nyata terhadap tinggi bibit, jumlah daun, total luas daun, bobot basah tajuk, bobot kering tajuk, bobot basah akar, dan bobot kering akar. Interaksi media tanam (subsoil ultisol + TKKS) dan pemberian pupuk NPK  (16:16:16) secara signifikan berpengaruh nyata pada diameter batang bibit kakao umur 6, 8, 10, 12 dan 14 MST serta bobot basah tajuk umur 14 MST Kata kunci : pupuk kompos TKKS, pupuk NPK, kakao, pembibitan
RESPOMS PERTUMBUHAN DAN PRODUKSI SAAWI (Brassica Juncea. L) TERHADAP INTERVAL PENYIRAMAN DAN KONSENTRASILARUTAN PUPUK NPK SECARA HIDROPONIK Marnangon Alfa Tambunan; Asil Barus; Jasmani Ginting
Jurnal Agroekoteknologi Vol 1, No 3 (2013)
Publisher : Universitas Sumatera Utara

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (219.606 KB) | DOI: 10.32734/jaet.v1i3.3181

Abstract

The aimed of this reaserch was to determine the flush interval and consentration of NPK fertilizer which is suitable to the growth and production of mustard (Brassica juncea L.) This research was conducted at green house’s Agricultur faculty University of Sumatera Utara, Medan with a height of 25 metre sea level rise on Februari until April 2012. This research was conducted by factorial randomized block design with two factors such as flush interval (1,2,3 in a day) and NPK fertilizer 0, 2.5, 5, 7. 5, 10 (g/l water). The parameters observed were plant height, the number of leaf, leaf area, the scale of leaf chlorophyll , the weight biomass of plant, The fresh weight of selling, the weight of roots, the root’s length and the harvest indeks. The result of the observations showed that the flush interval had ureal effect to all of the parameters except the root’s weight, while the NPK fertilizer had a real effect to all of the parameters.
EFEKTIFITAS JARAK TANAM DAN JUMLAH BENIH PER LUBANG TANAM TERHADAP PERTUMBUHAN DAN PRODUKSI PADI GOGO Agus Hariadi Pinem; Asil Barus; Chairani Hanum
Jurnal Agroekoteknologi Vol 1, No 4 (2013)
Publisher : Universitas Sumatera Utara

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (297.005 KB) | DOI: 10.32734/jaet.v1i4.4350

Abstract

Effectiveness of different planting distance and number of seedlings per hill on growth and yield ofUpland Rice, supervised by Ir. Asil Barus, MS. and Dr. Dra. Ir Chairani Hanum, MS. The researchwas conducted in the field UPT BBI, at an altitude ± 57 m above sea level in April-July 2012 usingRandomized Block Design (RBD) factorial with two factors which are different planting (20 x 20cm, 20 x 25 cm , 20 x 30 cm) and the number of seedlings (2, 3, 4, 5, 6 seed /hill). The parametersmeasured were plant height, number of tillers, dry weight of the canopy, the canopy destructive dryweight, root dry weight, number of panicle, number of grain hollow, productive grain number, grainweight for each hill, 1000 grain weight and production for each plot. The results showed that allparameters significantly affected by the diiferent planting distance and number of seedlings per hilltreatment plant height, canopy dry weight, root dry weight, number of grain productive, and 1000grain weight.Keywords:
RESPON PERTUMBUHAN JAHE MERAH (Zingiber officinale Rosc.) TERHADAP PEMBERIAN NAUNGAN DAN BEBERAPA TEKNIK BERTANAM Lili Wahyuni; Asil Barus; Syukri Syukri
Jurnal Agroekoteknologi Vol 1, No 4 (2013)
Publisher : Universitas Sumatera Utara

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (292.752 KB) | DOI: 10.32734/jaet.v1i4.4394

Abstract

This study aims to determine the growth response of ginger (Zingiber officinale Rosc.) On the provision ofshade and some farming techniques. Implemented in the district land Labuhan Deli, Deli Serdang regency inOctober 2011 until March 2012. The study uses a separate plot design (RPT) is played with 2 main plotconsisting of shade and without shade. Sub plot consists of 3 level ie beds, baskets and polybag. The resultsshowed that shade significantly affect plant height MAP (Moon after plant) aged 3 and 4 MAP, number oftillers and number of leaves MAP ages 2 and 4, the distance between the tiller and rhizome wet weight / plantage 4 MAP. Farming techniques significantly affect plant height MAP aged 3 and 4, the number of tillers andnumber of leaves aged 2, 3 and 4 MAP, the distance between two MAP tiller, rhizome weight per plant age 4MAP. Interaction of shade treatment and farming techniques significantly affect the number of chicks aged 3and 4 MAP, number of leaves 2 and 3 MAP, and weight per plant ginger rhizome age 4 MAP. But did notsignificantly affect the number of puppies aged 2 MAP, the number of leaf age 4 MAP, distance anatar tiller 2,3 and 4 MAP and MAP age 4 diameter rods.Key words : ginger, shade, planting techniques
PERTUMBUHAN DAN PRODUKSI BAWANG MERAH (Allium ascalonicum .L) TERHADAP PEMBERIAN KOMPOS KULIT KOPI DAN PUPUK ORGANIK CAIR Andi Sahputra; Asil Barus; Rosita Sipayung
Jurnal Agroekoteknologi Vol 2, No 1 (2013)
Publisher : Universitas Sumatera Utara

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (235.955 KB) | DOI: 10.32734/jaet.v2i1.5716

Abstract

ABSRACTShallot is one of the superior spice plants.Nowday, cultivation of shallot is directed for using inputfrom organic matter. Coffea peel compost and liquid organic fertilizer are potential nutrient sourceto use in organic cultivation of shallot. The growth and production of shallot by giving coffee barkcompost and liquid organic fertilizer. This research was proposed to find out effect of growth andproductions respons of shallot as coffee bark compost and liquid organic fertilizer. The researchstarted from october to december 2011. The design use randomized block design factorial with 2aspect. The first aspect is compost bark coffee consist of four stages those were K0 ( 0 g/plant ), K1( 30 g/plant ), K2 ( 60 g/plant ), ( 90 g/plant ). The second factor is liquid organic fertilizer consistfour stages those are P0 ( 0 ml/l water ), P1 ( 3 ml/l water ), P2 ( 6 ml/ l water ), P3 ( 9 ml/l water ).Coffee bark compost given ferform real effect to number of leave per clumb 6 MST, diameter ofbulk and production per plot but not gave any influenced to high of plant, leaves number per sample2 – 5 MST, number bulbs per sample, wet weight per sample and dry weight per sample. Liquidorganic fertilizer given ferform real effect to high of plant per sample 3 – 6 MST, leaves number persample 5 and 6 MST, diameter of bulk per sample and production per plot, but not gave anyinfluenced to high plant 2 MST, leave number per clump 2 – 4 MST, number bulbs per sample, wetweight per sample and dry weight of bulb per sample. The intraction between both aspectinfluenced on diameter of bulb.Key words : coffee bark compost, liquit organic fertilizer, shallot, growth and productions
RESPONS PEMBERIAN PUPUK ORGANIK CAIR DAN NPK PADA TANAMAN BIWA ( Eriobotrya japonica Lindl. ) DI MAIN NURSERY Mery Susana Tarigan; Asil Barus; Fatiani Manik
Jurnal Agroekoteknologi Vol 3, No 1 (2015)
Publisher : Universitas Sumatera Utara

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (157.069 KB) | DOI: 10.32734/jaet.v3i1.6980

Abstract

ABSTRACTResponse of Giving Liquid Organic Fertilizer and NPK At Biwa Plant (Eriobotrya japonica Lindl.) Inthe Main Nursery. Biwa plant nurseries face constraints in fertilizer recommendation. Thereforethrough liquid organic fertilizer and NPK plant is expected to boost growth in the nursery biwa.Research conducted at the Experiment Berastagi in March - June, 2013, using a factorial randomizedblock design with two factors: the concentration of organic manure (0, 5, 10 ml / L) and NPK fertilizerdoses (0, 5, 10 and 15 g / polybag ). The parameters measured were plant height, stem diameter, crownwidth, of the number of leaves, number of leaf chlorophyle and total leaf area. The results showed thatthe liquid fertilizer oganik significant effect on the amount of leaf chlorophyll but not significant effecton other parameters. NPK fertilizer significant effect on plant height, stem diameter, crown width, of thenumber of leaves, and total leaf area. Their interaction effect was not significant on all variablesobservations. The best results from this study were obtained in the treatment of liquid organic fertilizer10ml / L and 5 g of NPK fertilizer / polybag.Keywords: nursery, organic liquid fertilizer, NPK fertilizer, biwa.
RESPONS PERTUMBUHAN DAN PRODUKSI BEBERAPA VARIETAS KEDELAI (Glycine max L. (Merill.)) DI LAHAN KERING TERHADAP PEMBERIAN BERBAGAI SUMBER N Irma Afriyanti; Asil BaruS; Yaya Hasanah
Jurnal Agroekoteknologi Vol 2, No 2 (2014)
Publisher : Universitas Sumatera Utara

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (118.384 KB) | DOI: 10.32734/jaet.v2i2.7058

Abstract

ABSTRAKRespons Pertumbuhan dan Produksi Beberapa Varietas Kedelai (Glycine max L. (Merill.) di LahanKering Terhadap Pemberian Berbagai Sumber N. Penelitian ini bertujuan untuk mengetahui responspertumbuhan dan produksi tiga varietas kedelai di lahan kering terhadap pemberian berbagaisumber N. Penelitian ini dilaksanakan di Desa Sambirejo Kecamatan Binjai, Kabupaten Langkatdengan ketinggian tempat ± 25 meter di atas permukaan laut pada bulan Juni - September 2012dengan menggunakan Rancangan Acak Kelompok Faktorial dengan 2 faktor. Faktorpertama varietas dengan 3 jenis yaitu varietas Anjasmoro, Wilis dan Sinabung. Faktor keduasumber N 4 jenis yaitu tanpa nitrogen, sumber N-Anorganik (Urea), sumber N-Hayati(Bradyrhizobium japonicum) dan Sumber N-Organik (pupuk kandang). Peubah amatan adalahjumlah cabang produktif, jumlah polong berisi, bobot kering biji per tanaman dan bobot kering 100biji. Hasil penelitian menunjukkan bahwa varietas berpengaruh nyata terhadap jumlah cabangproduktif, jumlah polong berisi dan bobot kering 100 biji. Sumber N berpengaruh tidak nyataterhadap semua parameter. Interaksi kedua perlakuan berpengaruh nyata terhadap jumlah polongberisi.Kata kunci : varietas. sumber N. kedelai
RESPONS PEMBERIAN PUPUK ORGANIK CAIR DAN NPK PADA TANAMAN BIWA ( Eriobotrya japonica Lindl. ) DI MAIN NURSERY Mery Susana Tarigan; Asil Barus; Sanggam Silitonga; Fatiani Manik 2,, Fatiani Manik2
Jurnal Agroekoteknologi Vol 2, No 2 (2014)
Publisher : Universitas Sumatera Utara

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (156.967 KB) | DOI: 10.32734/jaet.v2i2.7061

Abstract

Response of Giving Liquid Organic Fertilizer and NPK At Biwa Plant (Eriobotrya japonica Lindl.) Inthe Main Nursery. Biwa plant nurseries face constraints in fertilizer recommendation. Thereforethrough liquid organic fertilizer and NPK plant is expected to boost growth in the nursery biwa.Research conducted at the Experiment Berastagi in March - June, 2013, using a factorial randomizedblock design with two factors: the concentration of organic manure (0, 5, 10 ml / L) and NPK fertilizerdoses (0, 5, 10 and 15 g / polybag ). The parameters measured were plant height, stem diameter, crownwidth, of the number of leaves, number of leaf chlorophyle and total leaf area. The results showed thatthe liquid fertilizer oganik significant effect on the amount of leaf chlorophyll but not significant effecton other parameters. NPK fertilizer significant effect on plant height, stem diameter, crown width, of thenumber of leaves, and total leaf area. Their interaction effect was not significant on all variablesobservations. The best results from this study were obtained in the treatment of liquid organic fertilizer10ml / L and 5 g of NPK fertilizer / polybag.Keywords: nursery, organic liquid fertilizer, NPK fertilizer, biwa.
PERTUMBUHAN KEDELAI (Glycine max L. Merrill) DENGAN APLIKASI FUNGI MIKORIZA ARBUSKULAR (FMA) DAN KONSORSIUM MIKROBA Dini Oktaviani; Yaya Hasanah; Asil Barus
Jurnal Agroekoteknologi Vol 2, No 2 (2014)
Publisher : Universitas Sumatera Utara

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (280.672 KB) | DOI: 10.32734/jaet.v2i2.7181

Abstract

The using of chemical fertilizer in soybean cultivation had created negative impact for environment.To decrease of it, the utilization of biological fertilizer in soybean cultivation can increase thegrowth and production of soybean. The objective of the research was to know the growth andproduction of soybean with application of Arbuscular Mycorrhizal Fungi (AMF) and microbeconcortium. This research was conducted at Jalan Setiabudi Kelurahan Simpang SelayangKecamatan Medan Tuntungan on April-July 2013, used factorial randomized block design with twofactors. The first factor was application of AMF (0, 20, 40 g per plant). The second factor wasapplication of microbe concortium (0,5,10,15 g per kg of seed). Parameters observed were plantheight, stem diameter, infection degree of AMF, weight of nodules and number of effectivenodules. The result showed that application of AMF increased plant height 6 weeks after plant(WAP), stem diameter, infection degree of AMF. The application of microbe concortium increasedplant height 6 WAP, stem diameter, infection degree of AMF. Interaction both of treatmentincreased plant height 2 WAP, weight of nodules and number of effective nodules.Keywords : soybean, arbuscular mycorrhizal fungi, microbe concortium
UJI BATANG BAWAH KARET (Hevea brassiliensis, Muell-Arg.) BERASAL DARI BENIH YANG TELAH MENDAPAT PERLAKUAN PEG (SEED COATING) DENGAN BEBERAPA KLON ENTRES TERHADAP KEBERHASILAN OKULASI Melinsani Manalu; Charoq Charoq; Asil Barus
Jurnal Agroekoteknologi Vol 2, No 3 (2014)
Publisher : Universitas Sumatera Utara

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (279.112 KB) | DOI: 10.32734/jaet.v2i3.7408

Abstract

For increasing rubber production, seed factor very important as rootstock origin. Seed haverecalsitran characteristic that cause the deteoration. The seed that have gotten the PEG treatment tomaintain the viability, tested further as rootstock origin. The purpose of this study was to test therootstock of the rubber (Hevea brassiliensis, Muell-Arg.) originated by the seeds that have gottenthe PEG treatment with some clones of Scion for the success of grafting the research have done onMarch until June, 2013 in the publics land at Pasar I Tanjung Sari, Medan. The design of researchthat be used is Randomize Complete Factorial Design with two factors and three replications. Thefirst factor is rootstock seed of rubber that has been gotten the seed treatment (0%, 15%, 30%, 45%PEG concentrate) and the second factor is scion (IRR 104, IRR39, IRR 72 clones). The parameterthat be observed is break bud in field, the length of bud and the diameter of bud. The result showedthat the rubber rootstock seed that have given the seed treatment did not effected significantly on allof parameters. The type of scion did not effected significantly on all of parameters. The interactionsbetween rootstock and the scion did not effected significantly also. On all of the parameters the bestresult that gained on the rootstock of rubber seed that have given by the seed treatment is theconcentrate of PEG 30% and bud of IRR 104.Keywords: Rootstock of rubberseed, Scion clones, grafting.
Co-Authors Agus Hariadi Pinem ahmad sadam Andi Sahputra Arga Malona Chairani Hanum Chairani Hanum Charloq Charoq Charoq Christofel Pratama Hasudungan Pasaribu Darwin C Naibaho Desy Lavria Dila Novayana Dini Oktaviani Fatiani Manik Fatiani Manik 2,, Fatiani Manik2 Ferry Ezra T. Sitepu Haris Patar Irma Afriyanti Irsal Irsal Jasmani Ginting Jenny Riris Marsella Panggabean Lely Wahidah Nasution Lili Wahyuni Lisa Lisa Mawarni Mariati Mariati Mariati Sinuraya Marnangon Alfa Tambunan Meiriani Meiriani Melinsani Manalu Mery Susana Tarigan Mestika Amelia Sinuraya Mitra Kasih Maruhawa muhammad habib sampurno Pendi Kurniawan Pasaribu Rabani Rabani Rasiska Tarigan Rina Christina Br. Hutabarat rizki fauzi rosita sipayung Sanggam Silitonga Surya Wardhana Syukri Syukri T. Irmansyah Vivi Ulfia Hasni Yaya Hasanah