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Jurnal Agrista
Published by Universitas Syiah Kuala
ISSN : 14103389     EISSN : 25979973     DOI : -
Core Subject : Agriculture,
Agriculture, Biological Sciences & Forestry
Jurnal Agrista merupakan salah satu wadah bagi peneliti untuk menyebarluaskan hasil-hasil penelitian di bidang ilmu Agroteknologi, Ilmu Tanah dan Proteksi Tanaman, selain itu Jurnal Agrista juga mencakup di bidang MIPA Biologi serta FKIP Biologi. Jurnal Agrista memuat laporan hasil penelitian atau makalah suntingan dengan topik Agroteknologi, Ilmu Tanah, serta Hama dan Penyakit Tumbuhan dari staf pengajar/peneliti di Fakultas Pertanian, Universitas Syiah Kuala Banda Aceh dan peneliti lainnya yang berasal dari Perguruan Tinggi Negeri dan Swasta serta Balai Penelitian.
Arjuna Subject : -
Articles 263 Documents
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Analisis Tingkat Kekeringan untuk Mengurangi Resiko Gagal Panen Tanaman Pangan di Provinsi Banten Taufan Hidayat; Yonny Koesmaryono; Aris Pramudia
Jurnal Agrista Vol 14, No 3 (2010): Volume 14 Nomor 3 Desember 2010
Publisher : Fakultas Pertanian, Universitas Syiah Kuala

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Abstract

Analysis of Drought Level to Reduce Risk of Food Crop Harvest Fails in Banten ProvinceABSTRACT. Climate is one of the most important factor to the success of the agriculture production. Climate variability such as season change, lack or excess of water, are sample examples of climate factors which limit agriculture production. Planning agriculture activities which involving climate factors as one of the consideration will reduce crops production failure. This research conducted to identified the potency of drought at Banten Province by consecutive dry days analysis at 5, 10, and 15 continuous days or more. The result showed that the potency of drought at northern Banten is higher compared to middle and southern Banten. This was showed by the high opportunities of DHK = 5, 10, and 15 continuous days or more, as big as 0,65, 0,46, and 0,28. The lowest potency of drought occur at southern Banten with opportunities of DHK≥ 5, 10, and 15 continuous days or more, each as big as 0,43, 0,30, and 0,18.
Korelasi dan Analisis Lintas Karakter Daun dan Karakter Fisiologi dengan Hasil pada Empat Lingkungan Pemupukan Organik Guano Wallet Nyimas Sa’diyah
Jurnal Agrista Vol 11, No 3 (2007): Volume 11 Nomor 3 Desember 2007
Publisher : Fakultas Pertanian, Universitas Syiah Kuala

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Abstract

Correlation and Peat Analysis of Leaf Characters and Physiology to yield to Four Environments of Organic Swallow Guano FertilizerABSTRACT. An experiment to estimate correlation and path analysis of leaf characters to yield of four micro environments (without organic fertilizer and three rate of organic fertilizer) was conducted at Arjasari Experiment Station, Agriculture Faculty, Padjajaran University from January 2003 to August 2003, in 26 soybean genotypes and Wilis at four levels of organic swallow guano fertilizer. The level of organic fertilizer were: without swallow guano, 225, 450, and 675 kg ha-1 swallow guano. Each environment was arranged in completely randomized block design, replicated two times, check genotype (wilis) was planted between six genotypes for each replication. Result of this experiment showed that: leaf number did not have any correlation wit net assimilation rate (NAR). Leaf angle (LA), stomatal length (SL) and stomata frequency (SF) had a negatively correlation with NAR, whereas DTDW and chlorophyll (Chl) were positively correlated to NAR: NAR, seed fiiling period (SFP) and dry matter accumulation rate (DMAR) were positively correlated to yield, and high path coefficient was found either between DTDW and NAR, or between SFP and yield.
Uji Waktu Aplikasi Kascing untuk Menekan Intensitas Serangan Rhizoctonia Solani Kùhn di Pesemaian Tembakau Hartati Oktarina; Tjut Chamzurni; Afriani Afriani
Jurnal Agrista Vol 16, No 2 (2012): Volume 16 Nomor 2 Agustus 2012
Publisher : Fakultas Pertanian, Universitas Syiah Kuala

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Abstract

ABSTRAK. Rebah semai yang disebabkan oleh R. solani merupakan salah satu penyakit yang sering kali menyerang pesemaian tembakau. Penambahan kascing kedalam media semai tembakau telah terbukti mampu menekan intensitas serangan patogen tersebut. Penelitian ini bertujuan untuk menentukan waktu aplikasi kascing yang paling tepat untuk mengendalikan R. solani pada pesemaian tembakau agar mendapatkan hasil yang lebih optimal. Percobaan dilaksanakan di kebun percobaan Fakultas Pertanian Universitas Syiah Kuala dari bulan Mei sampai dengan November 2010. Rancangan yang digunakan dalam percobaan ini adalah Rancangan Acak Lengkap (RAL) yang terdiri dari empat perlakuan dan enam ulangan. Perlakuan terdiri atas pengaplikasian kascing satu, dua, tiga, dan empat minggu sebelum semai. Dari penelitian ini diperoleh kesimpulan bahwa tidak ada pengaruh waktu aplikasi kascing terhadap intensitas serangan R. solani pada pesemaian tembakau.A Study Of Vermicompost Application Time To Suppress Disease Intensity Of Rhizoctonia Solani Kùhn On Tobacco SeedlingABSTRACT. Damping off disease caused by R. solani is a major tobacco seedling disease. Vermicompost has been studied extensively and proven its ability to suppress damping off disease intensity caused by the pathogen. The research was aimed to determine the optimum of application time of vermicompost to reduce the disease intensity on tobacco (N. tabacum). The experiment was conducted at plant field experiment of agriculture faculty from May to November 2010. The experiment was arranged in the randomized complete block design using 4 treatments and 6 replications. The treatments consist of vermicompost application of 1, 2, 3, and 4 weeks before seedling. The result showed that vermicompost application time had no effect on disease intensity of R. solani on tobacco seedling.
Tingkat Kesesuaian Lahan Tembakau Deli (Nicotiana tobacco L.) pada Beberapa Subgroup Tanah di Sumatera Utara Khusrizal Khusrizal
Jurnal Agrista Vol 10, No 1 (2006): Volume 10 Nomor 1 April 2006
Publisher : Fakultas Pertanian, Universitas Syiah Kuala

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Abstract

Land Suitability Level for Deli Tobacco (Nicotiana tobacco L.) of Some Soil Subgroup in North SumateraABSTRACT. A field experiment was aim to study land suitability classes based on the limiting factor of growth for deli tobacco of soil subgroups (Aquic Eutrudepts, Aeric Epiaquepts, Fluventic Eutrudepts) was conduct at deli tobacco plantations PT. Perkebunan Nusantara II. The experiment carried out by using soil data (database and soil analysis), wet production leaf and rainfall for tenth year period (1992 – 2001). The result showed that the plantations of deli tobacco classified in to land suitability classes; S3tn (Aquic Eutrudepts), S3dn (Aquic Eutrudepts; Aeric Epiaquepts), S3n (Aquic Eutrudepts; Fluventic Eutrudepts) and S3wn (Aquic Eutrudepts) with the limiting factors of growth such as low water content, poorly drainaged, fine texture, low organic-C, low total-N, low soil pH, low cation exchange capacity (CEC), highly available – P. The land suitability class of S3tn has the higher wet leaf production than S3dn, S3n, and S3wn. The lowest is land suitability class of S3wn. The wet leaf production, organic – C and soil pH have significant positive correlation (r = 0.57**), (r = 0.43*) and (r = 0.44*). The soil subgroup of Aeric Epiaquepts is able to produce higher wet leaf production than soil of Aquic Eutrudepts and Fluventic Eutrudepts.
Kajian Awal Varietas Kopi Arabika Berdasarkan Ketinggian Tempat di Dataran Tinggi Gayo Hifnalisa Hifnalisa; Abubakar Karim
Jurnal Agrista 2008: Edisi Khusus Nomor 1 November 2008
Publisher : Fakultas Pertanian, Universitas Syiah Kuala

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Abstract

Early Study on Arabica Coffee Varieties Base on Altitude Position on Gayo Highland AreaABSTRACT. Farmer cultivated mixed-varieties of arabica coffee in an area. As result no specific tasted for specific variety found. This result aims to observe the best coffee to be recommended for various altitude cultivation. There are nine altitude variations, 100 m interval from 700 to 1600 m above sea level (asl). For each internal altitude, coated-red coffee been harvested at farmers coffee farms at almost the same management and growth. The variables of arabica coffee bean quality physically observed were coated-red raw bean, coffee beans, coffee quality , beans passed on various filters, bean shape and tasted. The result showed that arabica coffee bean quality physically is getting better till 1400 m asl and then tends to decrease the quality till 1600 m asl as shown in export quality percentages, no passed at 7.50 mm filter, the percentage of normal beans, and tasted scores. However for coated-red raw asl. In contrast, floating coated-bean, floating bean and normal beans is decrease. Catimor Jaluk Variety of coffee arabica is suitable for all altitudes observed, followed by arabusta, Lini-S, Bergendal, and USDA. To avoid the dissimilarity of specific taste to highland arabica coffee, the varieties could be extended at different areas even though the same altitude.
Penyaringan Ketahanan Jalur Haploid Ganda Padi Gogo Hasil Kultur Antera Terhadap Penyakit Blas Daun Bakhtiar Bakhtiar; Bambang S Purwoko; Mukelar Amir
Jurnal Agrista Vol 13, No 2 (2009): Volume 13 Nomor 2 Agustus 2009
Publisher : Fakultas Pertanian, Universitas Syiah Kuala

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Abstract

Screening of Doubled Haploid Lines Derived from Anther Culture of Upland Rice to Leaf Blast DiseaseABSTRACT. Rice blast disease caused by Pyricularia grisea (cooke) Sacc, is one of limiting factors to increase upland rice production. Many resistant varieties have been developed, but they have become susceptible within a few years after their release. Breeding for blast disease resistance should be done continuously. This study was conducted in Laboratory and Screenhouse at ICABIOGARD, Bogor. Preparation of rice seedlings and inoculums, inoculation technique and scoring system were done according to standard procedures established by IRRI. The evaluation of doubled haploid lines showed that SGJT3, SGJT16, SGJT28, SGJT29, SGJT34, SGGM5, SGGM8, GRGM9, and GRJT12 lines were resistant to leaf blast disease race 173, 033, and 001.
Pengaruh Suhu Air Penyiraman Terhadap Pertumbuhan Bibit Cabai (Capsicum annum L.) Muhammad Hatta
Jurnal Agrista Vol 10, No 3 (2006): Volume 10 Nomor 3 Desember 2006
Publisher : Fakultas Pertanian, Universitas Syiah Kuala

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Abstract

Effects of Watering Temperature on Seedling Growth of Chili (Capsicum annum L.)ABSTRACT. Researches of temperature effect on plant have yet to provide obvious results of how leaf temperature and media temperature differs plant growth. The research of objectives are to study effects of water temperature irrigated to media and water temperature sprayed to the leaves on chili seedling growth. Completely randomized block design was used in the research. The factor studied were water temperature for watering media and water temperature for spraying seedling leaves. The result showed that water temperature for spraying seedling leaves significantly affected all variables observed, including seedling height, seedling diameter, leaf size, wet weight of seedling, wet weight of the roots, dried weigh of seedling, and dried weigh of the roots. Water temperature for watering media did not significantly affect all variables observed. There were significant interactions between water temperature for watering media and water temperature for spraying seedling leaves on seedling diameter and leaf size. Water temperature of 120C for watering media in combination with normal water temperature for spraying seedling leaves was the best treatment combination, while water temperature of 120C for watering media in combination with 120C water temperature for spraying seedling leaves was the worst treatment.
Pengaruh Masa Kadaluarsa dan Penggunaan Berbagai Ekstrak Bahan Organik Terhadap Viabilitas dan Vigor Benih Semangka (Citrullus vulgaris Schard.) Ainun Marliah; Mariani Nasution; Syaiful Azmi
Jurnal Agrista Vol 14, No 2 (2010): Volume 14 Nomor 2 Agustus 2010
Publisher : Fakultas Pertanian, Universitas Syiah Kuala

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Abstract

Effect of Expired Time and Use if Various Organic Matter Extract on Viability and Vigor Water Melon SeedABSTRACT. The experiment was conducted to study the effect of expired time and use of various organic matter extract on viability and vigor water melon seed. The experiment was conducted in completely randomized design with two factors and three replication. Factors of expired time: 3, 6 and 9 months. Factor of organic matter extract: coconut extract, mature tomato extract, juvenile corn extract, and mature banana extract. The results indicated that expired time was significantly different on viability and vigor water melon seed. The best expired time treatment for viability and vigor water melon seed 3 months. Organic matter extract was significantly different on viability and vigor water melon seed. The best organic matter extract treatment for viability and vigor water melon seed was mature tomato extract. There was significantly different interaction between expired time and use of various organic matter extract on growth potency.
Respon Bunga Matahari (Helianthus annuus L.) Terhadap Lebah (Aphis cerana) dan Populasi Tanaman Maryati Maryati
Jurnal Agrista Vol 12, No 1 (2008): Volume 12 Nomor 1 April 2008
Publisher : Fakultas Pertanian, Universitas Syiah Kuala

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Abstract

Response of Sunflower (Helianthus annuus L.) Pollination to Honey Bees (Aphis cerana) and Crop PopulationABSTRACT. High percentage of empty seed most problem sunflower cultivation in Indonesian, less native pollinators may be caused. Grown sunflower in the beekeepers state can be raising sum of fully seeds per head, in the other hand sunflower crops was source of nectar and pollen. The objective of this research was study response of sunflower with expression of percentage of empty seeds and seeds yield to be present honey-bees. The research was conducted in Buanasakti village, Batanghari sub-district, West Lampung district from December 2007 to March 2008. The treatment was distance between beekeepers state (in the stable: 0, 2, and 4 km) and number of plant population per ha (40,000, 60,000, and 80,000 plants). The conclusion was: (1) in the beekeepers state was produce number of branch was higher 124% and 32% than 4 km and 2 km from beekeepers state, respectively: percentage of empty seeds, dry seed per plot and harvest index in the beekeepers state was increasing 199%, 215,47% and 32.36% than 4 km from beekeepers state, (2) The population of 80,000 plant per ha was increasing dry weight of seeds per plot was higher than 60,000 and 40,000 plant per ha, and (3) in each state was difference number of population caused number of flowering date and head diameter prominent was significantly.
Pengaruh Pemupukan N, P, K dan Bahan Organik terhadap Pertumbuhan dan Hasil Kedelai di Lahan Sulfat Masam Bergambut Linda Indrayani; Sudirman Umar
Jurnal Agrista Vol 15, No 3 (2011): Volume 15 Nomor 3 Desember 2011
Publisher : Fakultas Pertanian, Universitas Syiah Kuala

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Abstract

ABSTRAK. Pemanfaatan tanah tanpa memperhatikan daya sanggah tanah dapat menyebabkan penurunan produktivitas dan kerusakan tanah. Penambahan pupuk organik dan anorganik dapat memperbaiki produktivitas tanah dan tanaman. Berkaitan dengan hal tersebut, telah dilakukan penelitian pemupukan an-organik dan pupuk organik dengan tujuan mengevaluasi pengaruh pupuk N, P, K dan bahan organik Beta dan Tithoganic terhadap pertumbuhan tanaman dan hasil kedelai di lahan sulfat masam bergambut. Perlakuan yang dicoba adalah penambahan bahan organik Beta dan Tithoorganic setelah dipupuk dengan N, P, dan K. Percobaan dilaksanakan di lokasi pertain di desa Lamunti, Kabupaten Kapuas, Kalimantan Tengah pada MK 2009 yang menggunakan rancangan acak kelompok dengan 3 ulangan. Peubah yang diamati adalah tinggi tanaman, jumlah cabang, jumlah buku subur, komponen hasil, dan hasil. Hasil penelitian menunjukkan bahwa penambahan pupuk organik dengan perlakuan pemupukan NPK, terjadi peningkatan baik pada pertumbuhan vegetatif dan pertumbuhan generative dilihat dari jumlah buku subur, jumlah polong/tanaman, jumlah biji/tanaman, berat biji/tanaman, dan berat seratus biji serta hasil. Dosis ½ NPK tambah bahan organik Beta meningkatkan jumlah biji per tanaman sebesar 58.10%, dan berat biji/tanaman meningkat 46.32% sedangkan dosis ½ NPK tambah bahan organik Tithoganic meningkatkan jumlah biji/tanaman 59.29% dan berat biji/tanaman 40.33%. Peningkatan hasil dengan dosis ½ NPK + bahan organik Beta sebesar 54.12% dan 58.42% dengan penambahan Tithoganic.Effect of N, P, K and Organic Matter Fertilizer on Growth and Yield of Soybean on Peaty Acid Sulphate LandABSTRACT. The utilization of land without awareness to soil bearing capacity can cause the declination of productivity and land degradation. The application of organic and inorganic fertilizers can improve soil and crop productivity. The object of research was to evaluate the influence of N, P, and K fertilizer and Beta and Tithoganic organic matter on growth and yield of soybean on peaty acid sulphate land. The experiment was conducted on farmer land at Lamunti village, Kapuas, Central Kalimantan in dry season 2009. This experiment was arranged in RCBD design with 3 replications. Observed variables were plant height, number of branches, number of fertile nodules, yield component and yield. The results showed that the application of organic fertilizer with NPK fertilizer treatment increased vegetative and generative growth that could be shown from the number of fertile nodules, number of pods/plant, seed number/plant, seed weight/plant and 100 seed weight and the result. Treatment of an half NPK + Beta organic matter increased the number of seeds/plant as 58.10% and the weight of seed/crops as 46.32% whereas treatment of an half NPK + ½ Tithoganic organic matter increased the number of seeds/plant and weight of seed/crops as 59.29% and 40.33% respectively. The yield showed an increasing rete as 54.12% and 58.42% with an half of NPK + Beta organic matter and application of Tithoganic.

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