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Produksi dan Kualitas Buah Stroberi pada Beberapa Sistem Irigasi Slamet Susanto; Bhayu Hartanti; Nurul Khumaida
Jurnal Hortikultura Indonesia Vol. 1 No. 1 (2010): Jurnal Hortikultura Indonesia
Publisher : Indonesian Society for Horticulture / Department of Agronomy and Horticulture

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (1616.37 KB) | DOI: 10.29244/jhi.1.1.1-9

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ABSTRACTThe objectives of this research was to study the fruit production and quality of strawberry grown under different irrigation system. The trial was arranged in a completely randomized design. Four irrigation systems were examined: drip irrigation applied daily, drip irrigation applied every 2 days, manual irrigation applied daily and manual irrigation applied every 2 days . The result showed that the treatments gave significant effects on vegetative growth. Plants irrigated daily produced more runn er than those irrigated every 2 days. Plants irrigated manually every 2 days lowered flower production. The drip irrigation applied daily gave the highest response on growth and yield without any difference on fruit quality. The system could be considered for hydroponic strawberry production.Key words: strawberry, irrigation, fruit production, fruit quality
Pertumbuhan Vegetatif dan Generatif Batang Atas Jeruk Pamelo ‘Nambangan’ pada Empat Jenis Interstok Slamet Susanto; Herik Sugeru; Sri Minten
Jurnal Hortikultura Indonesia Vol. 1 No. 2 (2010): Jurnal Hortikultura Indonesia
Publisher : Indonesian Society for Horticulture / Department of Agronomy and Horticulture

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (1197.416 KB) | DOI: 10.29244/jhi.1.2.53-58

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ABSTRACTThe objective of this research was to study the differences effects of interstock on scion growth, flowering and fruiting of ‘Nambangan’ pummelo (Citrus grandis (L.) Osbeck). The research was conducted from January to December 2005 in a green house of Cikabayan Research Station IPB, Dramaga. Th e research was arranged in randomized completely block design with singe factor i. e. kind of intertock consisted of Flying Dragon, Troyer, Citrumelo, and Rangpur Lime. All interstocks were grafted on Javanche Citroen rootstock. The result showed that the growth, flowering and fruiting of ‘Nambangan’ pummelo was significantly affected by kind of interstock. Citrumelo interstock tended to induce more vegetatif with low generatif growth of ‘Nambangan’ scion. Troyer, Rangpur Lime and Flying Dragon resulted in moderate growth of ‘Nambangan’ scion, however only Flying Dragon induced ‘Nambangan’ scion to produce more flower and fruit as compared with other interstocks. There was no significant different in carbohydrate content in leaves and C/N ratio among scion with four interstock studied.Key words: interstock, Nambangan, pummel o, flowering
Pertumbuhan Tanaman Pamelo (Citrus maxima (Burm.) Merr.) pada Berbagai Komposisi dan Volume Media Tanam Arifah Rahayu; , Setyono; Slamet Susanto
Jurnal Hortikultura Indonesia Vol. 7 No. 1 (2016): Jurnal Hortikultura Indonesia
Publisher : Indonesian Society for Horticulture / Department of Agronomy and Horticulture

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (218.179 KB) | DOI: 10.29244/jhi.7.1.40-48

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ABSTRACTThis study was aimed at determining the planting media composition and media volume for pummelo growth. A complete randomized design with two factors was arranged in this experiment. The first factor was planting media composition, consisting of (1) rice hull charcoal : soil = 1 : 1, (2) cocopeat : soil = 1 : 1, (3) cocopeat : rice hull charcoal = 1 : 1, (4) rice hull charcoal : cocopeat : soil = 1 : 1 : 1, and (5) soil as control. The second factor was media volume, namely 10, 20, and 30 L. The results showed that plant height, leaf number, root volume and P leaf concentration of pummelo grown in 30 L media were significantly higher than those of pummelo grown in 10 L media, but were not different from those of grown in 20 L media, except for leaf number. Plant height, root volume and N leaf content of pummelo grown in rice hull charcoal : soil relatively were higher than those grown in rice hull charcoal : cocopeat. Planting media composition of rice hull charcoal : cocopeat had N and C content, C/N ratio, organic matter, K2O and cation exchange capacity higher, but had water content, bulk density, particle density lower than other growing medium. The most suitable planting medium for potted pummelo was rice hull charcoal : soil, and 20 L medium volume was still suitable until 24 WAP (weeks after planting).Key words: cocopeat, N and P leaves content, rice hull charcoal, root volume,ABSTRAKPenelitian ini bertujuan untuk mengetahui komposisi dan volume media tanam yang sesuai untuk pertumbuhan tanaman pamelo. Penelitian ini menggunakan rancangan acak lengkap (RAL) faktorial dengan dua faktor yaitu komposisi media tanam dan volume media tanam. Komposisi media tanam terdiri atas lima taraf, yaitu (1) arang sekam : tanah (1:1), (2) cocopeat : tanah (1:1), (3) cocopeat : arang sekam (1:1), (4) arang sekam : cocopeat : tanah (1:1:1), dan (5) tanah (kontrol), sedangkan volume media tanam terdiri atas tiga taraf (10, 20, dan 30 L). Hasil penelitian menunjukkan bahwa tinggi, jumlah daun, volume akar dan kandungan P daun tanaman pamelo pada volume media tanam 30 L lebih besar dibandingkan dengan pada media 10 L, tetapi tidak berbeda nyata dengan pada media tanam 20 L, kecuali jumlah daun. Tinggi tanaman, volume akar dan kandungan N daun tanaman pamelo pada media arang sekam : tanah relatif lebih besar dibandingkan dengan pada media arang sekam : cocopeat. Media tanam arang sekam : cocopeat memiliki kandungan N, C, nisbah C/N, bahan organik, K2O dan nilai tukar kation lebih tinggi, tetapi kadar air, bobot isi dan bobot jenis lebih rendah dibandingkan dengan media tanam lain. Dengan demikian, komposisi media tanam yang paling sesuai untuk tanaman pamelo adalah arang sekam : tanah dan volume media tanam 20 L masih sesuai untuk tanaman pamelo hingga 24 MST (minggu setelah tanam).Kata kunci: arang sekam, cocopeat, kandungan N dan P daun, volume akar
Evaluasi Keragaman Genetik Mutan Harapan Generasi MV1 Jeruk Keprok SoE (Citrus reticulata Blanco) Berdasarkan Penanda Morfologi dan ISSR Indriati Husain; Agus Purwito; Ali Husni; Kikin H. Mutaqin; Slamet Susanto
Jurnal Hortikultura Indonesia Vol. 7 No. 2 (2016): Jurnal Hortikultura Indonesia
Publisher : Indonesian Society for Horticulture / Department of Agronomy and Horticulture

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (310.675 KB) | DOI: 10.29244/jhi.7.2.102-110

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ABSTRACTMandarin’s SoE is national variety originated from Mount of Mutis, Sub District of SoE, of Timur Tengah Selatan (TTS) District, East Nusa Tenggara (NTT). The genetic diversity of citrus can be induced by gamma ray irradiation on embryogenic callus cells thus producing new mutants. Genetic diversity detection can be based on morphological and ISSR markers. The aim of this research was to obtain information on the genetic diversity on putative mutants mandarin SoE induced by gamma ray irradiation based on morphology and markers ISSR. ISSR markers used are ISSR 1, 4, 6 and 8. Analysis of morphological diversity produced a dendrogram with the level of similarity between individuals each irradiation dose 83-95% with 5-17% genetic distance. Dendrogram analysis based on the genetic diversity ISSR markers showed high levels of 51-100% similarity and genetic distance 0-49%. Individuals samples obtained from gamma irradiation, based both morphological and ISSR markers, was different from individual's genetic make up before irradiation.Keywords: cluster, gamma ray, genetic distance, genetic diversitys, similarity ABSTRAKJeruk keprok SoE adalah jeruk varietas unggul nasional yang berasal dari Pegunungan Mutis, Kecamatan SoE, Kabupaten Timur Tengah Selatan (TTS), Provinsi Nusa Tenggara Timur (NTT). Keragaman genetik jeruk ini dapat diinduksi dengan iradiasi sinar gamma pada sel-sel kalus embriogenik untuk menghasilkan mutan yang solid. Deteksi keragaman genetik yang terbentuk dapat dilakukan secara morfologi maupun molekuler dengan marka ISSR. Tujuan Penelitian ini adalah untuk mendapatkan informasi mengenai keragaman genetik yang terjadi pada mutan harapan jeruk keprok SoE hasil iradiasi sinar gamma berdasarkan morfologi dan marka ISSR. Marka ISSR yang digunakan adalah ISSR 1, 4, 6 dan 8 pada beberapa mutan harapan jeruk keprok SoE. Analisis keragaman secara morfologi menghasilkan dendrogram dengan tingkat kemiripan antar individu masing-masing dosis iradiasi 83-95% dengan jarak genetik 5-17%. Dendrogram analisis keragaman genetik berdasar marka ISSR memperlihatkan tingkat kemiripan 51-100% dan jarak genetik 0-49%. Individu-individu sampel yang diuji hasil iradiasi gamma, baik secara morfologi dan marka ISSR, telah memiliki susunan genetik yang berbeda dari susunan genetik individu sebelum diiradiasi.Kata kunci: grup, jarak genetik, kemiripan, keragaman, sinar gamma
Perbaikan Pembungaan Pamelo melalui Aplikasi Strangulasi dan Zat Pemecah Dormansi Slamet Susanto; Maya Melati; Herik Sugeru
Jurnal Hortikultura Indonesia Vol. 7 No. 3 (2016): Jurnal Hortikultura Indonesia
Publisher : Indonesian Society for Horticulture / Department of Agronomy and Horticulture

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (179.567 KB) | DOI: 10.29244/jhi.7.3.139-145

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ABSTRACTPummelo productivity is still low, therefore efforts should be made to increase its flowering and production. The objective of study was to determine the effectiveness of strangulation combined with the application of breaking dormancy substances to improve flowering of pummelo. The experiment was conducted in January to November 2015, at the Cikabayan Experimental Research Station, IPB. The carbohydrate and nitrogen analysis was done in laboratory of Postharvest Agriculture Research Institute, Bogor. Three-year-old pummelo grown in field was subjected for this research. Experiment used a completely randomized design (CRD) with two factors. The first factor was treatment to stimulate flowering, consisted of 3 levels i.e. single strangulation, double strangulation and control, and the second factor was the use of dormancy breaking substances, consisted of 3 types i.e. KNO3, Ethepon and BAP. Strangulation was performed by pressing the wire with a diameter of 2.0 mm into stem as deep as the diameter of the wire. Strangulation was done simultaneously and then released after 3 months. Dormancy breaking substance was applied immediately after releasing the wire for strangulation with the concentration of 200 ppm KNO3, 100 ppm Ethepon or 100 ppm BA. Treatments were replicated 4 times. The results showed that single and double strangulation treatments for 3 months were an effective way to induce flowering of young pummelo trees. Double strangulation produced more flowers as compared to single strangulation.Increased carbohydrate content and C/N ratio in leaves were observed on flower induced trees. Strangulation treatment for 3 months can increase flowering of young pummelo trees. Application of dormancy breaking substances did not have any effect on flowering induction in pummelo.Keywords: carbohydrate content, dormancy breaking substance, flower induction, pummelo, strangulationABSTRAKProduktivitas pamelo masih rendah sehingga perlu upaya peningkatan pembungaan dan produksinya. Penelitian ini bertujuan untuk mengetahui efektivitas strangulasi yang dikombinasikan dengan aplikasi zat pemecah dormansi dalam meningkatkan pembungaan jeruk pamelo. Penelitian dilaksanakan pada bulan Januari sampai Nopember 2015, bertempat di Kebun Percobaan IPB Cikabayan. Analisis karbohidrat dan nitrogen dilakukan di laboratorium BB Pasca Panen, Bogor. Percobaan menggunakan tanaman jeruk pamelo “Nambangan’ berumur 3 tahun dengan Rancangan Acak Lengkap (RAL) dua faktor. Sebagai faktor pertama yaitu perlakuan untuk menstimulasi pembungaan, terdiri atas 3 taraf perlakuan yaitu perlakuan strangulasi tunggal, strangulasi ganda dan kontrol, dan sebagai faktor kedua adalah penggunaan zat pemecah dormansi terdiri atas 3 jenis yaitu KNO3, Ethepon dan BAP. Masing-masing perlakuan diulang 4 kali sehingga terdapat 36 unit percobaan. Strangulasi dilaksanakan dengan melilitkan kawat dengan diameter 2.0 mm pada batang dengan menekan kawat ke batang sedalam diameter kawat tersebut. Strangulasi dilakukan serentak pada batang, strangulasi dilepas setelah 3 bulan kemudian. Zat pemecah dormansi diaplikasikan segera setelah pelepasan kawat strangulasi dengan konsentrasi masing-masing 200 ppm untuk KNO3, 100 ppm untuk Ethepon atau 100 ppm untuk BAP. Hasil penelitian menunjukkan perlakuan strangulasi selama 3 bulan merupakan cara efektif menginduksi pembungaan tanaman jeruk pamelo. Perlakuan strangulasi ganda menghasilkan bunga lebih banyak dibandingkan dengan strangulasi tunggal. Tanaman yang telah terinduksi menunjukkan tingginya kandungan karbohidrat pada tajuk tanaman sehingga meningkatkan rasio C/N. Perlakuan zat pemecah dormansi tidak memberikan pengaruh yang nyata terhadap pembungaan jeruk pamelo.Kata kunci: kandungan karbohidrat, pamelo, pembungaan, strangulasi, zat pemecah dormansi
Perbaikan Keragaan Bibit Jeruk Pamelo ‘Nambangan’ dengan Strangulasi Wahyu Fikrinda; Slamet Susanto
Jurnal Hortikultura Indonesia Vol. 8 No. 1 (2017): Jurnal Hortikultura Indonesia
Publisher : Indonesian Society for Horticulture / Department of Agronomy and Horticulture

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (403.654 KB) | DOI: 10.29244/jhi.8.1.13-21

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ABSTRACTPummelo seedling has branches that grow irregularly, stright up, and has less branch. Attempt should be done to stimulate the formation of new branches. The objective of the research was to study the influence of single and double strangulation for stimulation of vegetative growth in order to improve canopy architecture of pummelo seedling. The experiment was conducted from March to September 2011 in green house of Cikabayan Experimental Station IPB, Bogor. Biochemical analysis was done in Laboratory of BALITRO, Bogor and Post-Harvest Laboratory, IPB. The experiment was conducted in Completely Randomized Block Design one factor consisting of 5 treatment: control, single strangulation, double strangulation with distance between wire 5 cm, 10 cm and 15 cm. The experiment consisted of 5 replicates. There were 25 experimental units. Each experimental unit contained 2 plants and total plants were 50 plants. Strangulation treatment was done in May 19th and wires were removed in August 10th 2011. The results of this research showed that single and double strangulation improved numbers of branch, the lenghth of shoots per plant, numbers of leaf, numbers of scion diameter, volume of canopies andstarch content in leaf. Double strangulation with distance between 2 wires 15 cm had open canopy and the highest volume of canopies with good canopy appearance at 19 week after application. Strangulation did not cause permanent damage of the sytem tissue and only took two months to recover.Key words: branch, canopy appearance, starch, volume of canopiesABSTRAKJeruk pamelo memiliki cabang yang tumbuh tidak beraturan, cenderung lurus ke atas dan bercabang sedikit. Upaya untuk merangsang pembentukan cabang baru adalah dengan strangulasi. Tujuan penelitian ini adalah mempelajari pengaruh strangulasi tunggal dan ganda dalam merangsang pertumbuhan vegetatif untuk perbaikan keragaan bibit jeruk pamelo. Percobaan dilaksanakan bulan Maret sampai September 2011 di greenhouse Kebun Percobaan Cikabayan IPB, Bogor. Analisis biokimia dilakukan di Laboratorium Balai Penelitian Tanaman Obat dan Aromatik (BALITRO), Bogor dan Laboratorium Pasca Panen, IPB. Percobaan menggunakan Rancangan Acak Lengkap (RAL) satu faktor sebanyak 5 perlakuan yaitu tanpa strangulasi, strangulasi tunggal dengan ketinggian 5 cm dari mata tempel, strangulasi ganda dengan jarak antar kawat 5 cm, 10 cm dan 15 cm. Percobaan terdiri atas 5 ulangan dan setiap satu satuan percobaan terdiri atas 2 tanaman sehingga total terdapat 50 tanaman. Aplikasi strangulasi dilaksanakan pada 19 Mei dan kawat dilepas pada 10 Agustus 2011. Hasil penelitian menunjukkan strangulasi tunggal dangan meningkatkan jumlah cabang, panjang cabang per tanaman, jumlah daun, diameter batang, volume tajuk, dan kandungan karbohidrat daun. Aplikasi strangulasi ganda memiliki tajuk terbuka dan volume tajuk terbesar dengan keragaan kanopi yang baik pada 19 minggu setelah perlakuan. Strangulasi tidak memberikan efek merusak secara permanen dan waktu pulihnya hanya dua bulanpada jaringan batang tanaman.Kata kunci: cabang, karbohidrat, keragaan tajuk, volume kanopi
Pelilinan Efektif Memperpanjang Masa Simpan Buah Jambu Biji (Psidium guajava L.) ‘Kristal’ Slamet Susanto; Delys Inkorisa; Dadang Hermansyah
Jurnal Hortikultura Indonesia Vol. 9 No. 1 (2018): Jurnal Hortikultura Indonesia
Publisher : Indonesian Society for Horticulture / Department of Agronomy and Horticulture

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (570.6 KB) | DOI: 10.29244/jhi.9.1.19-26

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ABSTRACT‘Kristal’ guava fruit can easily be deteriorated during storage. The objective of this experiment was to study the effect of the waxing on the shelflife and quality of the ‘Kristal’ guava fruit. Experiment was conducted at the Postharvest Laboratory of Departemen of Agronomy and Horticulture, Faculty of Agriculture, Bogor Agricultural University from February to May 2016. The experiment was designed using completely randomized design (CRD) with single factor consisted of 5 treatments, i.e., 0% of beewax (control), 2% of beewax, 4% of beewax, 6% of beewax and 8% of beeswax. The results showed that beewax coating suppressed weight loss and softness of fruit compared to the control fruit during storage period. Beewax coating did not significantly affect chemical quality such as soluble solids content, titratable acidity and vitamin C. The beeswax coating with 2% and 4% were able to extend shelflife of ‘Kristal’ guava fruit 9 days longer as compared to the control. Keywords: ‘Krístal’, performance, quality, waxing, weight loss ABSTRAK Buah jambu ‘Kristal’ dapat dengan mudah rusak selama penyimpanan. Tujuan percobaan ini yaitu mempelajari pengaruh pelilinan terhadap daya simpan dan kualitas buah jambu ‘Kristal’. Percobaan dilakukan di Laboratorium Pascapanen, Departemen Agronomi dan Hortikultura, Fakultas Pertanian, Institut Pertanian Bogor dari bulan Februari sampai Mei 2016. Percobaan dirancang menggunakan rancangan acak lengkap (RAL) dengan faktor tunggal terdiri atas 5 perlakuan, yaitu 0% dari lilin lebah (kontrol), 2% dari lilin lebah, 4% lilin lebah, 6% lilin lebah dan 8% lilin lebah. Hasil penelitian menunjukkan bahwa pelapisan lilin lebah menekan susut bobot dan kelunakan buah dibandingkan dengan kontrol selama masa penyimpanan. Pelapisan lilin lebah tidak secara nyata mempengaruhi kualitas kimia buah seperti kandungan padatan terlarut, keasaman titrasi dan vitamin C. Pelapisan lilin lebah dengan konsentrasi 2% dan 4% mampu memperpanjang masa simpan buah jambu ‘Kristal’ 9 hari lebih lama dibandingkan dengan kontrol. Kata Kunci: kualitas, ‘Kristal’, pelilinan, penampilan, susut bobot
PENGATURAN PEMBUNGAAN TANAMAN JAMBU BIJI (Psidium guajava L.) ‘KRISTAL’ MELALUI APLIKASI WAKTU STRANGULASI YANG BERBEDA RA Diana Widyastuti; Slamet Susanto; Maya Melati; Ani Kurniawati
Jurnal Pengkajian dan Pengembangan Teknologi Pertanian Vol 22, No 3 (2019): November 2019
Publisher : Balai Besar Pengkajian dan Pengembangan Teknologi Pertanian

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21082/jpptp.v22n3.2019.p259-266

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ABSTRACT Arrangement of Guava Flowering (Psidium guajava L.) ‘Krystal’ through the Application of Different Strangulation Times. The seasonal production of guava (Psidium guajava) requires flowering manipulation technique such strangulation in order to be available throughout the years. This study aimed to explain the relationship between strangulation time, the period of flowering and harvesting of guava cv 'Krystal'. The experiment was conducted from February to December 2017, in Cikabayan experimental garden of IPB University, Bogor, Indonesia. The experiment used a completely randomized design with single factor, i.e strangulation times that consisted of control (no strangulation), strangulation in March, in April and in May. The results showed that strangulation treatment was able to accelerate the emergence of flowers and increase the number of generative shoots, the number of flowers per tree and the number of fruits harvested. The increase of flowering response on strangulated trees was supported by a higher leaf C/N compared to control, which is related to the low leaf N content in strangulation treatments. The strangulation treatment could accelerate the time of flower emergence six days earlier than control.  Keywords: guava, C/N, flowering induction, ringing, seasonal production ABSTRAK Produksi buah jambu biji (Psidium guajava) yang bersifat musiman memerlukan teknik pengaturan pembungaan agar dapat tersedia sepanjang tahun. Penelitian ini bertujuan untuk menjelaskan keterkaitan antara waktu strangulasi dengan pola pembungaan dan panen buah jambu biji ‘Kristal’. Percobaan dilaksanakan mulai Februari sampai Desember 2017, di Kebun Percobaan Cikabayan IPB Bogor. Rancangan yang digunakan adalah Rancangan Acak Lengkap (RAL) dengan faktor tunggal yaitu waktu strangulasi yang terdiri dari 4 (empat) taraf, yakni tanpa strangulasi, strangulasi bulan Maret, strangulasi bulan April dan strangulasi bulan Mei. Hasil penelitian menunjukkan bahwa perlakuan strangulasi mampu mempercepat munculnya bunga dan meningkatkan jumlah tunas generatif, jumlah bunga per pohon, jumlah bakal buah per pohon dan jumlah buah yang dipanen. Peningkatan respon pembungaan akibat strangulasi didukung oleh C/N daun yang lebih tinggi dibandingkan tanpa stangulasi, yang berhubungan dengan rendahnya kandungan nitrogen daun pada perlakuan strangulasi. Perlakuan strangulasi mampu mempercepat waktu muncul bunga 6 hari lebih cepat dibandingkan tanpa strangulasi.Kata kunci: jambu biji, C/N, induksi pembungaan, pencekikan batang, produksi musiman
PEMILIHAN BATANG BAWAH JARAK PAGAR (Jatropha curcas Linn.) TOLERAN TERHADAP CEKAMAN KEKERINGAN MOHAMMAD CHOLID; HARIYADI HARIYADI; SLAMET SUSANTO; DJUMALI DJUMALI; BAMBANG SAPTA PURWOKO
Jurnal Penelitian Tanaman Industri Vol 20, No 1 (2014): Maret 2014
Publisher : Pusat Penelitian dan Pengembangan Perkebunan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21082/jlittri.v20n1.2014.45-56

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ABSTRAK
Desain Sistem Penunjang Keputusan untuk Produksi Buah-Buahan Unggulan Nasional Santosa Santosa; Bambang Pramudya; Moeljarno Djojomartono; Sutrisno Sutrisno; Kudang B Seminar; Slamet Susanto
agriTECH Vol 26, No 4 (2006)
Publisher : Faculty of Agricultural Technology, Universitas Gadjah Mada, Yogyakarta, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (5871.187 KB) | DOI: 10.22146/agritech.9483

Abstract

The objectives of the study are : (1) to design  land  suitability database for cultivation of the national valuable fruits, (2) to design the activation information of  fruits production, including land preparation until primary postharvest handling, and (3) to design the decision support system for valuable fruits on people’s orchads to produce fresh fruits. The study was conducted in Yogyakarta Special Region, from November 1999 until March 2000.  Two kinds of data used in this study were: (a) primary data, from the direct discussion with the experts, and direct observation in the fruits production center, and (b) secondary data were collected from library studies and Agriculture Agency Offices in each regency or municipality of the Yogyakarta Special Region.  The data in the salaccias production center was established from farmers which owned orchad more than one hectare. The results of  the study were : (1) land suitability database for national valuable fruits cultivation based on relational data, (2) computerize information system, namely Salaccia (Pondoh cultivar) and Mango (Arumanis, Manalagi, Golek, and Gedong cultivar) included : land preparation, planting, fertilizing, cultivating, pest and disease control, pruning, irrigating, harvesting, cleaning of fruits, sorting of fruits, grading of fruits, ripening (specially for mango), and storage of fruits, and (3) the system has been done to determine land suitability for fruits in Yogyakarta Special Region, and the result showed that 62.39 % was suitable between output system designed and the fruits produced by the farmer, namely manggistas, pineapples, mangoes, rambutans, durians, salaccias, and lawzons.
Co-Authors , Hariyadi , Hariyadi3 , Hasnam , Mukhlas , Sakhidin , Setyono . Santosa . Saputera . Strisno . Sutrisno A. S. Abidin Abdullah Bin Arif Abdullah Bin Arif Agus Purwito AHMAD JUNAEDI Ahmad Junaedi Ahmad S. Abidin Aji, Titistyas Gusti Ali Husni Ali Husni Ali Husni Ali Husni Amin Rejo Anas Dinurrohman Susila Ani Kurniawati Antik Siti Latifah Arifah Rahayu Asniwita Asniwita Atika Romalasari Bambang B. Santoso Bambang Budi Santoso Bambang Pramudya Bambang Pramudya Bambang S . Purwoko Bambang S. Purwoko Bambang Sapta Purwoko Bhayu Hartanti Dadang Dadang Dadang Hermansyah Dadang Hermansyah Deden Derajat Matra Delys Inkorisa Dewi Sukma Dewi, Iswari Saraswati Dhika Prita Hapsari DJUMALI DJUMALI DJUMALI DJUMALI, DJUMALI Dona Rustani DWI ANDREAS SANTOSA Dyah Retno Wulandari Dyah Retno Wulandari Edi Minaji Pribadi Edi Santosa Efendi, Darda Endro Priherdityo Erniawati Diningsih Erniawati Diningsih Erniawati Diningsih Evan Yonda Pratama Faqih Udin Fidya Novita Fiki, Ainun Gede Suastika GEDE SUASTIKA Gede Suastika Gede Suastika Giyanto, Giyanto Habibi, Irfan Hadi K. Purwadaria Handian Purwawangsa Hariyadi Hariyadi Harliani Sri Utami Henny Nurpa Anggriani Herik Sugeru Hermansyah, Dadang Hilda Susanti Hulu, Versi Putra Jaya I Wayan Budiastra Indriati Husain Iswari S Dewi Iswari S. Dewi Iswari Saraswati Dewi Jamhari Jamhari Karmanah, Karmanah Kartika Ning Tyas Kartika Ning Tyas Kartika Ning Tyas Ketty Suketi Kikin H Mutaqin Kosmaryadi, Nandi Kristriandiny, Oktiadewi Kudang B Seminar Kudang B. Seminar Leo Mualim M. Wahyudin Nasrulloh, M. Wahyudin Nasrulloh Matra, Deden Derajat Maya Dewi Sulistyningrum Maya Melati Moeljarno Djojomartono Moeljarno Djojomartono Moh Nailun Ni'am MOHAMMAD CHOLID MOHAMMAD CHOLID, MOHAMMAD Muhamad Ramdan Muhammad Syukur Muhammad Thamrin Nafi’ Kurniawan Natalia, Cristina Evi Neni Musyarofah Neni Musyarofah Nurul Khumaida Nurul Khumaida Oktiadewi Kristriandiny Parameswara, Yosephine Sista Pratama, Evan Yonda Priherdityo, Endro Purwoko, Bambang Sapto R. Poerwanto Raden Ajeng Diana Widyastuti Rahayu, Arifah Renaldy Susanto Resti Putri Septyani Resti Putri Septyani Retty Nurfazizah Roedhy Poerwanto Roedy Poerwanto Rustam, Rustam Rustani, Dona Sakhidin Sakhidin Salsabila, Unik Hanifah Sandra A. Aziz Sandra Arifin Azis Sandra Arifin Aziz Santosa Santosa Sintho Wahyuning Ardie Siregar, Shella Elvira Siti Aisyah Rohmatus Sa’adah Siti Mariana Widayanti SRI HENDRASTUTI HIDAYAT Sri Minten Sriani Sujiprihati Sudirman Yahya Sukma, Dewi Suroso Suroso Suryo Wiyono Sutrisno Sutrisno Sutrisno Sutrisno Suyanto Kartosoewarno Thamara, Aria Titistyas Gusti Aji TRI ASMIRA DAMAYANTI Tri Muji Ermayanti Tri Muji Ermayanti Tri Muji Ermayanti Ummu Kalsum Wahyu Fikrinda Widyaswara, Muhammad Heraldi Garda Willy Bayuardi Suwarno Winarso D. Widodo Wulandari, Dyah Retno Yosephine Sista Parameswara Yudi Chadirin Yul Y Nazaruddin