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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 All submitted articles will not be published elsewhere, original and not considered for other publications.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 741 Documents

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Fenomena Harmful Algal Blooms (HABs) di Pantai Ringgung Teluk Lampung, Pengaruhnya dengan Tingkat Kematian Ikan yang Dibudidayakan pada Karamba Jaring Apung Ade Irawan; Qadar Hasani; Herman Yuliyanto
Jurnal Penelitian Pertanian Terapan Vol 15 No 1 (2015)
Publisher : Politeknik Negeri Lampung.

Fish mortality in the Bay of Lampung not only wild fish, but also fish farmed in cages, especially Ringgung Beach. One which caused by harmful algal abundance that occur was increased input contaminants by both natural and anthropogenic sources. This study aims to analyze the influence of harmful algal blooms (HABs) the amount and frequency of fish mortality in cage Ringgung Lampung Bay. The study was conducted at three research stations based KJA density. The results of the study found 33 species of phytoplankton, 14 species have potential as HABs can cause the death of fish. The highest abundance was kind Cochlodinium that reach 63.738 cells/liter. Phytoplankton diversity index value with the lowest value occurred at station 3 on June 19, 2013 ie the date of 0705. The highest phytoplankton diversity values occurred at Station 2 on June 12, 2013 is 2,451. Uniformity values of phytoplankton in the waters of Beach Ringgung obtained in the high category with a value above 0.5 or close to 1, which indicates that the spread of the individual any kind of relatively evenly. Except at station 3 which has a relatively low value (0.228 on June 19, 2013, 0291 on June 26, 2013, and 0446 on July 3, 2013). Effect of HABs on the fishing mortality rate is indicated by regression analysis. Correlation coefficient at station 1 shows the value of 0.5208. While on station 2 shows 0.6937. Harmful algal blooms shown to affect mortality rates of fish in floating net Ringgung Beach. They have triggered reduced oxygen levels in the water that could potentially cause the death of wild fish and farmed in floating net Keywords: Dead fish, harmful phytoplankton, floating net

Effect of Citricacid on The Seedling Growth of Upland Rice (Oryza sativa L.) Varietas Situ Bagendit Under Aluminum Stress Riza Dwiningrum; Zulkifli Zulkifli; Tundjung Tripeni Handayani
Jurnal Penelitian Pertanian Terapan Vol 16 No 3 (2016)
Publisher : Politeknik Negeri Lampung.

The objective of this research was to know whether soaking of upland rice seed in citric acid solution Â couldÂ alleviate Â subsequent Â growthÂ of Â seedling Â under Â aluminumÂ stress.Â The experiment was conducted in plant physiologylaboratory, Department of Biology, Faculty of Mathematic and Natural Science, Lampung University on January 2016, and implemented in2 x 3 factorial designs. Factor A was aluminum with two levels: 0 mM, 5 mM and factor B was Citric Acid with three levels: 0Mm, 5Mm, 10Mm. Variables in this research were shoot length, seedling fresh weight, relative water content, and shoot root ratio. Analysis of variance was conducted at 5% significant level. IfÂ Â interaction factor A and B was not significant, main effect was determine with lsd test at 5% significant level, but if Â significant simple effect was determine with F test at 5% significant level. The result showed that interaction beetwen aluminum and citric acid decreased the shoot length 16-31%. Aluminum decreased fresh weight of seedling 11%, relative water content 3%, and shoot root ratio decreased 15%. It was concluded that soaking upland rice seed in citric acid solution was not able to alleviate subsequent growth of seedling under aluminum stress.Â Keyword: citric acid, aluminum, upland rice, shoot length, seedling fresh weight

Waktu Vaksinasi Avian Influenza (AI) yang Tepat untuk Menghasilkan Respon Imunologis Protektif pada Ayam Ras Pedaging Dwi Desmiyeni Putri; Agung Adi Candra; Zairiful Zairiful
Jurnal Penelitian Pertanian Terapan Vol 12 No 3 (2012)
Publisher : Politeknik Negeri Lampung.

The research was conducted to study best timing of AI vaccination to give protective respons for broiler. The experiment were devided into five trials. Each trial consisted of twenty birds. Each group got AI vaccination in different timing. The first group were vaccinated AI at third day. The second group were vaccinated AI in the same time with ND vaccination at fifth day. The third group got AI vaccination at seventh day. The parameter was observed in this study antibody responses against Newcastle Disease virus and Avian Influenza virus. The result of this study indicated that the antibody titer of birds that was vaccinated AI at seventh day higher than birds that were vaccinated AI in third day and fifth day. Keywords: Avian Influenza, Vaccination

Pengaruh Jenis Limbah Agro Industri Terhadap Keragaan Bibit Sawit Main Nursery pada Ultisol Dewi Riniarti; Any Kusumastuti; M. Tahir
Jurnal Penelitian Pertanian Terapan Vol 13 No 2 (2013)
Publisher : Politeknik Negeri Lampung.

This study aims to (1) the effect of type of waste on the performance of oil palm seeds (2) get the best incubation time to obtain good quality compost and its effect on the performance of seeds (3) get a good composition of the media to get the performance of both oil palm seedlings and its influence terhdap Ultisol physical properties, and (4) the effect of interaction between the type of waste, a long incubation, and the composition of the planting medium terhdap the performance of oil palm seedlings and Ultisol physical properties. The experiment was conducted in Palm Nursery Polytechnic Lampung from July 2009 until April 2010., Designed in factorial randomized block design. The treatments consisted of 3 (three) factors. The first factor is the type of waste consisting of sugar cane waste (bagase) and empty fruit bunches (Tankos) palm oil. The second factor is the length of incubation of waste, consisting of 2 (two) and 3 (three) weeks. Factors to 3 (three) is the composition of media, namely: 1 (compost): 4 (ground); 1 (compost): 5 soil, and 1 (sand): 4 (ground) as a control. Each treatment was replicated 3 (three) times, each experimental unit consisted of two seeds. The results showed that the sugar agro waste (bagasse) effect on plant height is better than empty fruit bunches Palm Oil (Tankos); waste Incubation period 3 weeks performed better on the character of dry weight, ratio of crown root and seedling growth rate; Bagas incubated 3 weeks influential The best in plant height; media composition had no effect on the growth characteristics of oil palmseedlings in the main nursery. Keywords: Oil Palm Seedlings, bagase, empty fruit bunches palm oil, incubation periode, and ultisol.

Perbaikan Penampilan Produksi Ayam Pedaging dengan Penambahan Ekstraksi Temulawak Pelarut Ethanol Agung Adi Candra; Dwi Desmiyeni Putri; Zairiful Zairiful
Jurnal Penelitian Pertanian Terapan Vol 14 No 1 (2014)
Publisher : Politeknik Negeri Lampung.

Broiler is been developed anymal as a source of animal protein needs. Various feed additif given to broiler to spur additional growth as well as feed and medicine. One of the diseases that are immunosuppressed chickens is coccidiosis. Chickens infected with coccidiosis will show symptoms of diarrhea, emaciation and intestinal damage simultaneously, thus reducing the rate of growth in chickens. With the ability of anti-diarrhea and anti-inflammatory turmeric is expected to be an alternative for the treatment and prevention of coccidiosis in particular and general gastrointestinal disease in chickens. The purpose of this study was to determine the activity of ginger are extracted with solvent water to the broiler performance infected by Eimeria maxima. The results showed that administration of turmeric extraction with ethanol can increase body weight gain, feed efficiency and lower feed conversion value is better than giving solvent extraction of turmeric with water. turmeric extraction with ethanol was not effect to blood diferentiation but decrease level of total cholesterol, trigliserida, HDL, dan LDL on serum Keywords: performance, broiler, Eimeria maxima, turmeric

Quality and Fruit Production Improvement Using The Cultivation Technology System "ToPAS" In 12 Varieties of Hybrid Watermelons Anung Wahyudi; Ratna Dewi
Jurnal Penelitian Pertanian Terapan Vol 17 No 1 (2017)
Publisher : Politeknik Negeri Lampung.

The quality and production of watermelon in Indonesia is low relatively. We introduced "ToPAS" (toping, pruning, arranging and selection), the innovation of cultivation technology in an effort to improve the quality and production of watermelon. Our study was conducted in State Polytechnic of Lampung yield trials from May~August 2014, and used 12 varieties of hybrid watermelons with randomized block design two factors. The results of variance analyses in "ToPAS" system showed that productivity of watermelon fruit (oval and round type) are higher compared with conventional cultivation systems. We suggested using "ToPAS" system in watermelon cultivation to improve the cultivation technology, increasing quality and production of watermelon fruit. â€œToPASâ€ also suggested for watermelon breeding program.Key word : cultivation, production, ToPAS, watermelon

Pendugaan Kriteria Seleksi Genotip Kedelai Syahrul Zen
Jurnal Penelitian Pertanian Terapan Vol 12 No 2 (2012)
Publisher : Politeknik Negeri Lampung.

The implementation of the selection that refers to the use of genetic parameter value might expect very effective help in accelerating the discovery of a superior genotypes in accordance with plant breeding program. Twelve promissing lines and check varieties of soybean were planted at KP Sitiung Dharmasraya on two seasons namely MT1 from August-November 2009 and MT2 from December to March 2010. Fertilization with a dose of 75 kg of urea was 125 kg SP36 and 75kg of KCl/ha, the plot size is 2.80 m x 4.0 m. A randomized complete block design with four replication. Variable measured were agronomic characters, yield component and yield. The results the experiment indicated that heritability of all the characters were high (50,43% - 95,98%). Only heritability of plant high at MT1 and yield both environments was medium. The value of guess heritabilitas high on productive branch character per plant and pods per plant is supported by genetic advances and coefficient of average genetic variation is quite high and high, thus both these characters can be reference selection criteria to get productive branches per plant and pods per plant. Keywords: Soybean, genetic variance, heritability, genetic variation coefficient.

Analisis Usaha Tani dan Kesejahteraan Petani pada Agroekosistem Lahan Kering di Pedesaan Patanas Sugiarto Sugiarto
Jurnal Penelitian Pertanian Terapan Vol 10 No 2 (2010)
Publisher : Politeknik Negeri Lampung.

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25181/jppt.v10i2.251

The success of agriculture in economic development is maintaining national economic growth rate with broadening field of endeavor and to decrease poverty through income and welfare community improvement, especially farmer community in village. So that, this research gave a view of horticulture farm and income rate from various livelihoods, expending rate, and farmer householdâ€™s welfare who works in potato and cabbages farm. The researchâ€™s sites were taken from base agroekosistem dry land villages here are located in Panel Penelitian Nasional (Patanas)â€™ site. The amount of respondent is 32 household. The result show that potato farm still suitable to do with each R/C ratio around 3.2 and cabagesb 2.8 in. Farmerâ€™s household income was dominated with income of agriculture sector (46%-86%) beside of other sectors (14%-54%). Nevertheless farmerâ€™s potato prosperous rate still low (NTPRT=0,9), and farmerâ€™s cabbages are higher than one (NTPTP>1) It was showed that householdâ€™s potato still no welfares and cabbage farmer is welfares. Keywords : Farm, expenditure, income and welfare

Penampilan Galur Harapan Padi Sawah di Kabupaten Solok Sumatera Barat Syahrul Zen
Jurnal Penelitian Pertanian Terapan Vol 13 No 1 (2013)
Publisher : Politeknik Negeri Lampung.

Superior varieties is one component of the innovative technology that is reliable and gives a real contribution to the success of an increase in the productivity of food crops in Indonesia. To that end, the discovery of new superior variety is continuously carried out absolute in order to anticipate changes in the structure of the plant organism, the situation is very dynamic, the resilience of a superior varieties of plant organism could not last long. Testing adaptation promissing lines is one of the stages approach to filter lines that are capable of adapting well and has high yield potential. In 2009 has been carried out 10 test promissing lines of rice fields on two locations in Solok Regency of West Sumatra from Agustus 2009 to Januari 2010. The experiment used a randomized complete block design, with four replication was used, plot size 4.0 m x 5.0 m Fertilizer aplicated at rate of 280 kg of Urea, 100 kg SP 36 and 100 kg KCl/ha. The results showed promissing lines BP10620F-BB4-15-BB8 and BP2842E-14-2 were 21.50% and 21,72% more than varieties IR42. Plant high posture all the promissing lines including the ideal that is with the range of 85-105 cm. Keywords: Rice, Promissing liness,

Pengaruh Sifat Fisik Tanah terhadap Hama Simphylid Pada tanaman Nanas (Ananas comosus (L.) Merr) di PT. Great Giant Pineapple Terbanggi Besar Lampung Tengah Sandi Aji; Afandi Afandi; Lestari Wibowo; K.E.S. Manik
Jurnal Penelitian Pertanian Terapan Vol 15 No 3 (2015)
Publisher : Politeknik Negeri Lampung.

This research was conducted in the planting area of pineapple (Ananas comosus) PT. GGP Terbanggi Besar Central Lampung indicated attacked by pests simphylid in March 2014 until May 2014. Analysis of soil physical properties carried out in the Laboratory of Soil Science, Department of Agrotechnology, Faculty of Agriculture, University of Lampung. The method used in this study is a survey method. Soil sampling conducted at three locations indicated simphylid pests. Soil sampling done at some point and some depth. Results from this research that pest symphilid most numerous in one location with a number of acquisition 172 tail where the location of the physical properties of good land which the density value of the content is low, the total pore low, macropores and high hardness low ground , allowing sinphylid be able to live and thrive. While at the location of two and three with the condition density value of the content is high, the total pore high, macropores low, and violence high soil pests simphylid not so much discovered as simphylid can not multiply and survive on the physical condition of poor soil Keywords: Pineapple, Symphilid, and physical properties of soil

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