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Jurnal Penelitian Pertanian Terapan

JPPT
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Published by Politeknik Negeri Lampung

ISSN : 14105020 EISSN : 24071781 DOI : -

Core Subject : Agriculture,

Agriculture, Biological Sciences & Forestry

Jurnal Penelitian Pertanian Terapan is a peer-reviewed journal that publishes scientific articles from agricultural disciplines covering Plantation crops, Food crops and horticulture, food Technology, Agriculture biology and agribusiness. Articles published in the Journal of Applied Agriculture may be research results (original) and scientific review articles (review). Applied Journal of Agriculture is published by Research Unit and Community Service of Lampung State Polytechnic Society 3 edition one year, that is January, May, and September. JPPT was first published in January 2000. JPPT published a print version in 2007, then started the online version or Open Journal System (OJS) in 2014. Early online versions of JPPT or OJS editing have not yet been fully implemented online management and are beginning to make improvements Web Journal view and journal cover and OJS governance management on Volume 2 No. 2 of 2017. JPPT has been indexed on Google Scholar and Garuda IPI by 2015, and by 2017 it has indexed SINTA and registered DOAJ and Crossref in the same year. We accept submissions from all over Indonesia. All submitted articles will not be published elsewhere, original and not considered for other publications.

Arjuna Subject : -

Articles 759 Documents

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Efisiensi Teknis Usaha Tani Padi Organik Lahan Sawah Tadah Hujan di Kabupaten Tanggamus Provinsi Lampung Ktut Murniati; Jangkung Handoyo Mulyo; Irham Irham; Slamet Hartono
Jurnal Penelitian Pertanian Terapan Vol 14 No 1 (2014)
Publisher : Politeknik Negeri Lampung.

Research on technical efficiency of organic rice farming was conducted in Tampang Tua Vallage, Pematang Sawa District,Tanggamus Regency, Lampung Province. by using the respondents were 60 people taken by the census of the entire organic rice farmers. The aim of this research to analyze technical efficiency, factors influencing technical efficiency, and source of technical inefficiency of rainfed farm organic rice. Technical efficiency is measured by using frontier production function and is istimated using MLE method with Frontier 4.1c computer program. Estimation source of technical inefficiency applies linear regression model that approach simultaneously using frontier production function. The research result indicates that most variables are significant and have expected signs, except for organik solid feltilizer has not significant. The research olso find that the level of technical efficiency varies from 0.423 to 0.999 with the average of 836. Furthermore, variables of farmers education levels, farm organic rice experience, age of the farmers, frekuency of farmers agricultural extentions, and farmer perception on climate change are influencing to reduce technical inefficiency. Keywords: technical efficiency, organic rice, and rainfed paddy field

Pengaruh Pemberian Berbagai Dosis Kurkuminoid terhadap Kecernaan Protein, Efisiensi Protein dan Kecepatan Laju Makanan dalam Sistem Pencernaan Babi Finisher Sauland Sinaga; Marsudin Silalahi
Jurnal Penelitian Pertanian Terapan Vol 11 No 2 (2011)
Publisher : Politeknik Negeri Lampung.

The research on The Effect of Providing Curcuminoid Dosage To Digestible protein, Protein Efficiency and The Rate of Passage of Feed in Grower Period Pigâ€™s Digest System has been conducted since January 10th, to 27thFebruary 2008, at Pig Livestock Laboratory and Teaching Farm of KPBI Obor Swastika in Cisarua, Bandung, Indonesia. The aim of this research was to state the effect of providing and the best dosage of curcuminoid in meal to digestible protein, protein efficiency and the rate of passage of feed in grower period pigâ€™s digest system. This research used 20 grower period pigs with 35 kg average body weight and 2,13 percent variation coefficient. The experiment used the completely randomized design, the treatment given was the addition level of curcuminoid dosage (0, 4, 8 and 12 mg curcuminoid/kg body weight). Each treatment was done five times. The result of this research gives 4 mg curcuminoid/kg body weight give in ration finisher pig increase protein digestability and no significant for protein efficiency and passing rate feed Keywords : Curcuminoid, Digestible Protein, Protein Efficiency, Rate of Passage of Meal in Digest System, Grower Period Pig

Pengaruh Berbagai Konsentrasi Benzil Adenin dan Asam Naftalen Asetat Pada Kultur In vitro Singkong (Manihot esculenta Crantz.) Ardian Ardian; Kresna Kresna; Agustiansyah Agustiansyah
Jurnal Penelitian Pertanian Terapan Vol 12 No 1 (2012)
Publisher : Politeknik Negeri Lampung.

Propagation of cassava through in vitro culture is needed by farmers and agro industries to fulfill the need of the best and the newest clone as soon as after it is released by government. The objective of this research was to know the effects of the application of some concentrations of benzyl adenine and naphthalene acetic acid on in vitro growth and multiplication of micro-shoot of cassava. Explants used were one-node green cuttings of cassava, which were derived from cutting seedling. This research was arranged in completely randomized design with the treatments consisting of some concentrations of benzyl adenine 0.2, 0.4, and 0.8 mg/l and concentrations of naphthalene acetic acid: 0 and 0.1 mg/l. Each treatment was replicated 10 times with 2 explants in each experiment unit. The best growth and multiplication shoot of cassava in vitro was achieved by treatment of 0,2 mg/l benzyl adenine with 0,1 mg/l naphthalene acetic acid. Keywords: Benzyl Adenine, Naphthalene Acetic Acid, Cassava

Uji Efektivitas Pupuk Amagro-S terhadap Pertumbuhan dan Hasil Padi (Oryza Sativa L.) pada Tanah Sawah Mineral Masam Lampung Timur Y. Soelaeman
Jurnal Penelitian Pertanian Terapan Vol 10 No 1 (2010)
Publisher : Politeknik Negeri Lampung.

Effectiveness studies of solid organic fertilizer/bulk amagro-S has been done at the Garden Experiment/KP Tamanbogo, East Lapung MH 2008. Treatment of the test are: 1). Control, 2). Without fertilizer dose of NPK + Amagro-1 S, 3). Standard NPK fertilizer (250 kg / ha urea + 100 kg.ha KCI)+without amogro-S, 4). Standard PK fertilizer (100 kg. ha SP 36 + 100 kg / ha-1KCI) dose AMOGRO Â½-s, 5). Standard PK fertilizer+Â¾ Amogro_S dose, 6). Standard PK fertilizer + 1 dose Amogro-S, 7). Standard PK fertilizer +1 Â¼ Amagro dose-S and 8).Standard PK fertilizer dose of 1 Â½ Amagro-S. Research design using a randomized block design with 3 replications. The results showed that the fertilizer-S amagro meet the quality requirements that have been established as a solid organic fertilizer. Fertilization amagro=S at a dose of 2000-6000 kg. Ha-1 with P and K in high doses to plant standards, the number of seedling weight and 1000 grain harvest of dry grain weight (GKP) is not significantly different in nominal terms even better compared with the dose of fertilizer N, P and K standards. Dry grain harvest Hasik / GKP highest (5.850 t / ha) achieved by the treatment of 4000 kg.ha-1Amagro-S disetai with P and K fertilizer at standard doses. Fertilization Amagro-S from 2000 to 6000 kg.ha-1along with P and K fertilizer at standard doses can increase the Relative Agronomic Effectiveness (RAE) between 18,40-69,33% higher. While the use of fertilizer Amagro-S at a dose of 4000 kg / ha of fertilizer without P only gives rise RAE of 3.99%. Solid organic fertilizer / bulk Amagri-S can be used for paddy rice, but the monitoring needs to be done soil properties on the usage of fertilizer-S Amagro long term. Keywords: Effectiveness, Amagro-S fertilizer, rice paddy

Penyebaran Penyakit Kuning pada Tanaman Cabai di Kabupaten Tanggamus Dan Lampung Barat Sudiono Sudiono
Jurnal Penelitian Pertanian Terapan Vol 13 No 1 (2013)
Publisher : Politeknik Negeri Lampung.

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25181/jppt.v13i1.162

Yellow disease is one of the important diseases in chili that caused by a virus and is spread by the tobacco whitefly (Bemisia tabaci Genn.). This study aims to determine the spread of yellow diseases caused by gemini virus on chili plant in Tanggamus and West Lampung district. The results showed that the disease caused by a gemini virus has spread of chili plant in Tanggamus district has spread in cropping chili in four Pekon Campang observation that the disease incidence by 83.33%, the population of whitefly infestation of 5.53 larvae/Plant, Margoyoso of 84.11% and 6.61 larvae / plant, Gisting Bawah by 79.61% and 4.63 larvae/Plant, and Gisting Atas by 84.33% and 7,48 larvae/plant. While in West Lampung district has the disease occurrence Cahya Padang village (Kecamatan Balik Bukit) of 89.9% and 15.38 larvae/plant, Seranggas Village (Kecamatan Balik Bukit) of 86.9% and 13.77 larvae/plant, Kecamatan Batu Tulis by 85.4% and 6.75 larvae/plant, and Kecamatan Sekincau by 85.7% and 9.43 larvae/plant. Keywords : Yellow disease, gemini virus, Bemisia tabaci Genn

Variabilitas Genetik dan Heritabilitas Karakter Agronomi Kedelai (Glycine max [L.] Merrill) Generasi F5 Hasil Persilangan WILIS X B3570 Aulia Meydina; Maimun Barmawi; Nyimas Saâ€™diyah
Jurnal Penelitian Pertanian Terapan Vol 15 No 3 (2015)
Publisher : Politeknik Negeri Lampung.

The purpose of this study was to determine the amount of genetic diversity and phenotype, heritability in a broad sense as well as the numbers of soybean expectations F5 generation from crosses Wilis Ã— B3570 which has a middle value the better of both parents. The experimental design used randomized group design by three replications. Genotypes were tested as much as 25 genotypes. he results showed that the amount of genetic diversity of soybean agronomic characters F5 generation from crosses Wilis x B3570 found in almost all the characters except the characters age observed flowering and harvesting age. The genotype diversity found in all agronomic characters were observed. The magnitude of the high heritability values found in the character of a weight of 100 grains. Heritability values were on plant height, number of productive branches, and the total number of pods. Character weight of seeds per plant, flowering age, and time of harvest had the lowest heritability. Numbers expectation obtained by the genotypes number 163-1-4, 130-2-11, 130-2-11, 163-1-15, 102-3-2, 163-1-1, 140-1-15 , 163-1-6, 181-5-4, 140-1-2 are rated according to the weight of the weight of seeds per plant that would refer to the high production Kata kunci: variability and heritability, and Soybean

Pengaruh Jenis Pupuk dan Konsentrasi Benzyladenin (BA) Terhadap Pertumbuhan dan Pembungaan Anggrek Dendrobium Hibrida Badri Burhan
Jurnal Penelitian Pertanian Terapan Vol 16 No 3 (2016)
Publisher : Politeknik Negeri Lampung.

Dendrobium as ornamental plants that are used as cut flowers, potted plants, wreaths, garden ornament has a high economic value (due to the type, beauty, shape, texture, flower size, and rarity), has a broad market opportunities, sources of germplasm as mains to cross in order to get new varieties, and to cultivate them do not require large tracts of land. to get orchid production which is reached with good cultivation, one of them is by using fertilizers and growth regulators (PGR) to obtain growth and good flowering of orchids. This study was conducted to answer the following questions: (1) Which type of foliar fertilizer that can generate the best response to the growth and flowering of orchid Dendrobium, (2) how the effect of benzyladenine (BA) on the growth and flowering of orchid Dendrobium, (3) whether there is an interaction between foliar fertilizers and provision of benzyladenine (BA) to influence the growth and flowering of orchid Dendrobium. The research conducted in the greenhouse, Faculty of Agriculture, University of Lampung from January to June 2014. The experiments were carried out with a complete randomized block design with three replications. The treatments arranged in factorial (2x5). The first factor of 2 types of fertilizers, was (NPK 20-15-15) and (NPK 10-40-15). The second factor is the various concentrations of BA are: 0, 100, 200, 300, and 400 mg/l. based on data and discussion of experimental results that have been raised, it can be concluded as follows: Gandasil fertilizer (NPK 20-15-15) and Hyponex (NPK 10-40-15), had no effect on the growth and flowering of plants Dendrobium hybrids indicated by a variable percentage of plants to germinate, the number of new shoots, the height of new shoots, the increase of leaf pseudo stem diameter, and the percentage of flowering plants. Application of benzyladenine (BA) on the concentration of 100-400 mg / l, can stimulate flowering orchid hybrid Dendrobium, which is indicated by an increase in the percentage of flowering from 60.50 to 64.83%. Application of BA on the concentration of 100-400 mg / l had no effect on the percentage of ornamental plants whis have new sprout, and the number and the height of new shoots. There is no interaction between the two types of NPK (20-15-15 and 10-40-15), with concentrations of BA in influencing all observed variables. Keywords: Dendrobium, Two kinds of completed fertelizers, Benzyladenine, flowering

Pengaruh Dosis Vermikompos terhadap Pertumbuhan Produksi dan Serapan N & P Tanaman Mentimun (Cucumis sativus L.) pada media asal Dua Kedalaman Tanah Ultisol Muhammad Farchan Yuka; Ainin Niswati; Kus Hendarto
Jurnal Penelitian Pertanian Terapan Vol 17 No 2 (2017)
Publisher : Politeknik Negeri Lampung.

The productivity of cucumber in ultisol soil is commonly low due to problems of soil fertility and physical soil properties. Organic fertilizers like vermicompost can be used as a solution to improve soil fertility. The study was conducted from August to December 2015 in the Integrated Field Laboratory, Faculty of Agriculture, University of Lampung. The study used a randomized block design (RAK) factorial 2 x 4. The first factor was the dose of vermicompost 0%, 10%, 20%, 30%, and the second factor, soil depth 0-20 cm (S1) and 20-40 cm (S2). Variance of homogeneity test was performed using Bartlett test and test of additivity by Tukey's test. Variance data and differences in the median value of treatment tested with Honestly Significant Difference (HSD) at 5% level of confident. Correlation test was performed between plant growth by pH, organic C, total-N, P-available, uptake of N and P plant at 5% level of confident. The results showed that (1) Application of vermicompost at a dose of 30% is best for fruit weight, fruit diameter, the weight of dry stover and pH of the soil, uptake of N and P uptake cucumber plants. (2) The number of female flowers cucumber plants and soil pH is higher at a depth of 0-20 cm compared with a depth of 20-40 cm Ultisol Natar. (3) There is no interaction between soil depth and vermicompost on growth, the production of cucumber plants, soil pH, uptake of N and P uptake by cucumber plants. Keywords: Cucumber, uptake of N and P, vermicompost

Galur Harapan Padi Sawah Dataran Tinggi Berumur Genjah Syahrul Zen
Jurnal Penelitian Pertanian Terapan Vol 13 No 3 (2013)
Publisher : Politeknik Negeri Lampung.

Evaluation the lines of rice the highlands of aims to identify lines being sappy the result of higher than varieties Sarinah and Inpari 28 Kerinci. As many as 24 lines rice early maturity together varieties Sarinah and Inpari 28 Kerinci by contrast has been tested power results in Kayu Aro Solok West Sumatra ( 850 m above sea level). Research using randomized block design with three replications. m Fertilizer aplicated at rate of 200 kg of Urea, 100 kg SP 36 and Kcl 100 kg/ha. The 25 days old seedling after sowing were planted in 3x4 m2 size plots with plant spacing 25 x 25 cm and three seedling per hole. The research results obtained seven lines of lawland rice fields into alleged able to adapt to increased production in cumulative range 0.31-0.82 t/ha compared to varieties Sarinah, the seventh such lines is BP13990-3B-GRT-3-1-7-2, BP13990-3B-GRT-3-1-7-8, BP13990-3B-GRT-3-1-7-9, BP13990-3B-GRT-3-1-8.4, BP13990-3B-GRT-3-1-7-4, BP13990-3B-GRT-3-1-8-8 and BP14022-10B-GRT-2-3-2. Age of plant lines are more early than varieties Sarinah and Inpari 28 Kerinci. The power steadiness and power adaptation results of lines that needs to be evaluated on a different environment conditions. Keywords : advanced yield trial, lines rice, high elevation

Optimalisasi Pemanfaatan Onggok Melalui Pengolahan Biologis Terhadap Parameter Rumen dan Kecernaan Zat-Zat Makanan Sapi Yusuf Widodo; Arief Qisthon; Liman Liman
Jurnal Penelitian Pertanian Terapan Vol 11 No 3 (2011)
Publisher : Politeknik Negeri Lampung.

The aims of the research were to study utilization of cassava waste through biological processing on rumen parameters and nutrient digestibility. The treatments was based on first years research. The treatment was used latin squere design 4x4.. Young cattle was used as material of this research. The treatments were arranged: R0: basal rations + 30% cassava waste (no treatment); R1 basal rations + 30% fermented cassava waste ( fermented by Aspergillus oryzae and prekursor urea 3 %); R2 : basal rations +30% fermented cassava waste ( fermented by Aspergillus oryzae and prekursor ammonium sulfat 1 %); R3 : basal rations + 15% fermented cassava waste ( fermented by Aspergillus oryzae and prekursor urea 3 %) + 15% fermented cassava waste ( fermented by Aspergillus oryzae and prekursor ammonium sulfat 1 %). The result showed that the treatments had no effect on rumen parameters and nutrient digestibility (dry matters and organic matters) Keywords: cassava waste, rumen parameter

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