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Pengaruh Jenis dan Lama Penyangraian pada Mutu Kopi Robusta (Coffea robusta) Edvan, Bukhori Thomas; Edison, Rachmad; Same, Made
Jurnal Agro Industri Perkebunan Volume 4 No. 1, Mei 2016
Publisher : Politeknik Negeri Lampung

The process of roasting the coffee beans will produce a good quality of taste and aroma. To conduct this research activity in the roasting researchers used a minimalist roaster machine (mini roaster). This study was conducted to determine the effect of temperature and duration of roasting, and the interaction of temperature and long roasting on the quality of Robusta coffee.The experiment was conducted in analysis laboratory, plant laboratory, and THP State Polytechnic of Lampung in November 2014 to February 2015. The experiments were performed with a patterned factorial randomized block design with 2 factors and each treatment combination was repeated 3 times. The first factor is the temperature which consists of three levels i.e. 190 oC, 200 oC, and 210 oC. The second factor is roasting duration wich consist of three levels i.e. 10 minutes, 16 minutes and 22 minutes. The results showed that the temperature 190 oC was the best in the roasting. Roasting duration 10 minutes was the best in the roasting process. Temperatures above 190 oC and duration above 10 minutes will reduce the quality of the coffee. The combination of the best treatment in the process of roasting seen from the middle value in the variable water content, juice coffee and caffeine levels are long roasting temperature of 190 oC and 10 minutes. Based on advanced testing methods Tukey confidence level of 95%, no interaction by the temperature and duration of roasting the coffee extract and the water content, but shows the interaction of the ash content and the caffeine content.Keywords: quality of Robusta coffee, roasting duration, roasting temperaturePermalink: http://jurnal.polinela.ac.id/index.php/AIP/article/view/34

Pengaruh Pemberian Serat Kelapa Sawit dan Urine Sapi pada Pertumbuhan Bibit Kakao (Theobroma cacao L.) Aryadika, Putu; Kusumastuti, Any; Same, Made
Jurnal Agro Industri Perkebunan Volume 3 No. 2, Oktober 2015
Publisher : Politeknik Negeri Lampung

Cocoa plants are plantation crops that have high economic value and stable. Cocoa prospects quite good because the market demand is very big commodity. The research was conducted in field trials, Lampung State Polytechnic, from September 2014 up to February 2015. Experiments conducted with factorial randomized block design with 2 factors and any combination treatment was repeated three times. The first factor, namely the provision of oil palm fiber to the growing media consisting of 0% oil palm fiber and 100% soil, 25% oil palm fiber and 75% land, 50% oil palm fiber and 50% of the land. The second factor, namely the provision of liquid organic fertilizer of cow urine which consists of 0 ml of cow urine, cow urine of 40 ml, 80 ml of cow urine, cow urine and 120 ml. This study was conducted to determine the effect of oil palm fiber and cow urine, as well as the provision of fiber interactions palm and cow urine on the growth of cocoa seedlings. The results showed the provision of oil palm fiber 0% gives better results than the 25% and 50% in high-seed, stem diameter, number of leaves, dry weight and root length stover. Giving cow urine of 40 ml to 120 ml showed better results than without the provision of cow urine on seedling height, stem diameter, number of leaves, dry weight stover, and root length. In general, oil palm fiber giving no effect on the growth of cocoa seedlings and cow urine giving a dose of 40 ml to 120 ml to give effect to the growth of cocoa seedlings. There is interaction granting palm fiber and cow urine on a number of leaves and length of plant roots.Keywords: cocoa seed, cow urine, fiber palm oilPermalink: http://jurnal.polinela.ac.id/index.php/AIP/article/view/25

Respons Pertumbuhan Benih Kopi Robusta terhadap Waktu Perendaman dan Konsentrasi Giberelin (GA3) Pertiwi, Novi Mega; Tahir, Muhammad; Same, Made
Jurnal Agro Industri Perkebunan Volume 4 No. 1, Mei 2016
Publisher : Politeknik Negeri Lampung

Giberellic acid (GA3) is a natural and sintetic grower hormone for speeding up the germination process. The research objective is for knowing the soaking time effect, giberelin (GA3) concentration and the interaction of both factors toward germination and growth of the Robusta coffee seed. This research was carried out in a nursery garden of The State Polytechnic of Lampung, from June 2014 until July 2015. Research arranged by factorial used Randomized Completely Block Design (RCBD). First factor was Giberelin (GA3) concentration i.e. G0 (without GA3), G1 (Giberelin concentration 1000 mg.l-1), G2 (Giberelin concentration 1250 mg.l-1), and G3 (Giberelin concentration 1500 mg.l-1). The second factor was soaking time i.e. A1 (soaking until 12 hours), A2 (soaking until 16 hours), A3 (soaking until 20 hours), and A4 (soaking until 24 hours). The results showed the seed soaking with giberelin (GA3) could affect germinate power, germinated seed quantities, and dry weigh of shoot. There was interaction between giberelin (GA3) concentration and soaking time that could increase germinated seed quantities, leaves wide and dry weigh of shoot.Keywords: Robusta coffee seed, soaking time, giberelin (GA3)Permalink: http://jurnal.polinela.ac.id/index.php/AIP/article/view/31

Pengaruh Waktu Perendaman dan Konsentrasi Giberelin (GA3) pada Pertumbuhan Benih Cemara Laut (Casuarina equisetifolia L.) Ayuningtyas, Vici Kurnia; Tahir, Muhammad; Same, Made
Jurnal Agro Industri Perkebunan Volume 5 No. 1, Mei 2017
Publisher : Politeknik Negeri Lampung

Gibberellin (GA3) is a natural growth hormone and synthesis used to break dormancy and accelerate germination and growth processes. The purpose of this study is to determine the effect of gibberellin concentration (GA3), soaking duration, and the interaction between gibberellin concentration (GA3) and soaking duration on the growth of australian pine tree seed. The research was conducted in State Polytechnic of Lampung from October 2015 to February 2016. This research used Factorial Randomized Block Design (RBD). The first factor is the concentration of gibberellin (GA3) namely A0 (without GA3), A1 (1000 mg.l-1 GA3), A2 (1250 mg.l-1 GA3), and A3 (1500 mg.l-1 GA3). The second factor is the soaking duration of GA3 namely B1 (soaking for 3 hours), B2 (soaking for 6 hours), and B3 (soaking for 9 hours). The result showed that GA3 at concentration 1500 mg.l-1 increased germination, the percentage of germinated seeds, hypocotyl diameter, hypocotyl length, growth homogenity, and vigor of australian pine tree seed. Soaking duration for 9 hours can increase germination, the percentage of germinated seeds, hypocotyl diameter, hypocotyl length, growth homogeneity, and australian pine tree seed vigor. The interaction between GA3 concentration at 1500 mg.l-1 and the soaking duration for 9 hours increased the germination, the percentage of germinated seeds, hypocotyl diameter, hypocotyl length, growth homogeneity, and australian pine tree seed vigor. Keywords: Casuarina equisetifolia L., gibberelin, seed vigor, soaking durationPermalink: http://jurnal.polinela.ac.id/index.php/AIP/article/view/649

Pengaruh Media Pembibitan pada Pertumbuhan Setek Lada (Piper nigrum L.) Martin, A. Bram; Same, Made; Indrawati, Wiwik
Jurnal Agro Industri Perkebunan Volume 3 No. 2, Oktober 2015
Publisher : Politeknik Negeri Lampung

Growing medium influence plant growth and development. The purpose of this study was to determine the best growing medium used in the nursery of pepper (Piper nigrum L.). The experiment was conducted by using a randomized block design (RBD) with treatment: P0: subsoil, P1: subsoiland manure (2: 1), P2: subsoil and sand (2: 1), P3: subsoil, manure and sand (2: 1: 1), P4: topsoil, P5: topsoil and manure (2: 1), P6: top soil and sand (2: 1), P7: topsoil, manure and sand (2: 1:1). There are 8 treatment, 4 replicates of each treatment was repeated. Each experimental unit comprises 3 cuttings, cuttings planted each polybag, so there are 32 experimental units with overall there are 96 polybags. Based on the results of the study there were significant differences among the medium on the growth observed variables: shoot height, number of leaves, shoot diameter, shoot dry weight and root dry weight. Subsoil + manure (2: 1), subsoil + manure + sand (2: 1: 1), topsoil, topsoil + manure (2: 1), topsoil + manure + sand (2: 1: 1) provide good growth on cuttings of pepper, so it can be used in the nursery cuttings pepper.Keywords :pepper cutting, planting medium, seedling growthPermalink: http://jurnal.polinela.ac.id/index.php/AIP/article/view/22

Pengaruh Konsentrasi dan Lama Fermentasi Urin Sapi sebagai Pupuk Cair pada Pertumbuhan Bibit Karet (Hevea brasiliensis Muell. Arg.) Sari, Vinda Nawang; Same, Made; Parapasan, Yonathan
Jurnal Agro Industri Perkebunan Volume 5 No. 1, Mei 2017
Publisher : Politeknik Negeri Lampung

The aims of this research is to get the best concentration of cow urine as liquid organic fertilizer on rubber seed growth, to get the best fermentation time for cow urine as liquid organic fertilizer on the growth of rubber seedlings, and get the best interaction between concentration and cow urine fermentation as liquid organic fertilizer on the growth of rubber seedlings. The experiment was conducted in teaching farm of State Polytechnic of Lampung from January 2016 until June 2016. The treatments arranged in Randomized Block Design (RBD) with the factorial pattern consisting of two factors. The first factor was the concentration of cow urine, consisting of four levels: 15 cc.l-1, 30 cc.l-1, 45 cc.l-1 and 60 cc.l-1. The second factor was the duration of cow urine fermentation, consisting of five levels: 0 day, 7 day, 14 day, 21 day and 28 day. Rubber seedlings were used as plant indicator. Observations included plant height, number of petiole, stem diameter, stem girth, and dry weight of biomass. The results showed that the treatment of cow urine concentration had significant effect on plant height and number of petiole, but very significant effect on stem diameter, stem girth and dry weight of biomass. Likewise, the treatment of cow urine fermentation has significant effect on all observed variables except on the dry weight of biomass has a very significant effect. The interaction between treatment of cow urine concentration and cow urine fermentation did not significantly affect all variables except on dry weight of biomass had significant effect, i.e. cow urine concentration treatment of 45 cc.l-1 and fermentation of cow urine for 28 days resulted in dry weight of biomass higher rubber seedlings. Keywords: cow urine, fermentation, rubber seedlingsPermalink: http://jurnal.polinela.ac.id/index.php/AIP/article/view/651

PENGARUH SEKAM BAKAR DAN PUPUK NPK PADA PERTUMBUHAN BIBIT LADA Same, Made; gusta, adryade reshi
Jurnal Penelitian Pertanian Terapan Vol 19, No 3 (2019)
Publisher : Politeknik Negeri Lampung.

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25181/jppt.v19i3.1497

Lada merupakan tanaman yang membutuhkan unsur hara dalarn jumlah yang relatif banyak. Untuk memperoleh tingkat pertumbuhan dan hasil yang tinggi diperlukan dosis pemupukan yang tinggi dengan komposisi unsur yang berimbang. Salah satu hambatan dalam pertumbuhan bibit lada adalah kurang tersedianya unsur hara dalam tanah. Untuk memenuhi kebutuhan unsur hara bagi tanaman dilakukan dengan pemberian pupuk yang sesuai dengan dosis yang tepat sehingga diharapkan pertumbuhan tanaman lada dapat meningkat. Penelitian Pengaruh sekam bakar dan Pupuk NPK pada Pertumbuhan Bibit Lada bertujuan untuk memacu pertumbuhan vegetatif bibit lada. Penelitian dilaksanakan di Kebun Pembibitan dan Laboratorium Analisis Politeknik Negeri Lampung pada bulan April sampai dengan Oktober 2019. Perlakuan disusun secara faktorial dalam Rancangan Acak Kelompok. Faktor pertama adalah pemberian sekam bakar yang terdiri dari tiga taraf yaitu S0 = media tanam hanya menggunakan tanah (sebagai kontrol), S1 = media tanam dengan perbandingan tanah dan sekam bakar 3:1, S2 = media tanam dengan perbandingan tanah dan sekam bakar 2:2. Faktor kedua adalah empat taraf pupuk NPK Mutiara yaitu M0 = tanpa pemberian NPK Mutiara , M1 = pemberian NPK Mutiara 1,5 g/polibeg, M2 = pemberian NPK Mutiara 3 g/polibeg, dan M3 = pemberian NPK Mutiara 4,5 g/polibeg. Setiap perlakuan diulang tiga kali, sehingga diperoleh 36 satuan percobaan. Masing-masing satuan percobaan terdapat tiga bibit lada yang akan dijadikan sebagai sampel. Hasil penelitian menunjukkan pemberian sekam bakar tidak berpengaruh pada pertumbuhan bibit lada. Sedangkan pemberian pupuk NPK Mutiara 4,5 g/polibeg berpengaruh nyata pada jumlah daun dan jumlah cabang. Tidak terdapat interaksi antara pemberian sekam bakar dan NPK Mutiara pada pertumbuhan bibit lada.

PENINGKATAN MUTU KOMPOS KIAMBANG MELALUIAPLIKASI TEKNOLOGI HAYATI DAN KOTORAN TERNAK SAPI Hartono, Joko S.S.; Same, Made; Parapasan, Yonathan
Jurnal Penelitian Pertanian Terapan Vol 14, No 3 (2014)
Publisher : Politeknik Negeri Lampung.

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25181/jppt.v14i3.160

Kiambang (Salvinia natans) which a water plant became a seriously problem in the use of Reservoir Batutegi, because nearly 80% of its surface covered by Salvinia natans. The presence of highly abundant of Salvinia natans have highly potential to be used as a source of organic fertilizer. The purpose of this study was to examine the effect of the application of biological technology (decomposers) and cow manure on the quality of the resulting compost kiambang. This study used randomized block design and experiment arranged in factorial 4 x 4 with three replications. The first factor was the dose of decomposers which consists of 4 levels, namely A1 = 0 ml, A2 = 20 ml, 30 ml dose = A3, and A4 = 40 ml decomposers per quintal kiambang respectively. The second factor was the dose of cattle dung, i.e. B1 = 0 kg, B2 = 10 kg, 20kg = B3, and B4 = 30 kg manure per quintal kiambang. The results showed the compost that has the best quality in terms of physical and chemical compost was the compost derived from the treatment of 30 ml and 40 ml decomposers per quintal kiambang which combined with 10 kg, 20 kg or 30 kg manure per quintal kiambang. Keywords: Salvinia natans, decomposers, cow manure, compost quality

SERAPAN PHOSPAT DAN PERTUMBUHAN BIBIT KELAPA SAWIT PADA TANAH ULTISOL AKIBAT CENDAWAN MIKORIZA ABUSKULA Same, Made
Jurnal Penelitian Pertanian Terapan Vol 11, No 2 (2011)
Publisher : Politeknik Negeri Lampung.

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25181/jppt.v11i2.227

One of the disadvantages of oil palm development is the limitedness of fertile soil. A constraint faced by both big plantation and small holders is the high cost of crop maintenance. Around 60% of the total crop maintenance is used for fertilizing the crop. This study aims at finding out phosphate absorbtion and the growth of oil palm seedling with the addition of Arbuscullar Mycorrhizal Fungi (AMF) and different dosages of phosphate fertilizer. A factorial Complete Randomized Design with three replications has been used. The first factor was the addition of AMF consisting of three levels: M0=0 g AMF polybag-1, M1=5 g AMF polybag -1, and M2 = 10 g AMF polybag -1. The second factor was the addition of four levels of phosphate using TCP-36: P0= 0 g TCP-36 polybag-1, P =15 g TCP-36 polybag-1, P2=30 g TCP-36 polybag-1, and P3=45 g TCP-36 polybag-1. Results showed that the Application of 10 g AMF polybag-1was able to increase P-absorbtion and the growth of oil palm seeding such as fresh crown weight, dry crown weight, fresh root weight, dry and root weight. Application of 45 g TCP-36 polybag -1was able to increase the growth such as plant height, dry crown weight, fresh root weight, and dry root weight. Keywords: Arbuscullar Mycorrhizal Fungi, phosphate, and oil palm

PENGARUH PUPUK ORGANIK KULIT BUAH KOPI DAN PUPUK UREA TERHADAP PERTUMBUHAN DAN PRODUKSI TANAMAN NILAM (Pogostemon cablin) Kusumastuti, Any; yasir, muhamad irfan; Same, Made
AGRITROP Vol 18, No 1 (2020): Agritrop: Jurnal Ilmu-Ilmu Pertanian
Publisher : Universitas Muhammadiyah Jember

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32528/agritrop.v18i1.3104

Penelitian dilaksanakan dikebun Pembibitan Jurusan Budidaya Tanaman Perkebunan dan Laboratorium Analisis Politeknik Negeri Lampung pada bulan Oktober 2018 sampai denganÂ MaretÂ 2019. Penelitian menggunakan Rancangan Acak Kelompok (RAK) dengan pola faktorial 3 x 3.Â Faktor Faktor pertama adalah komposisi pupuk organik kulit buah kopi yang terdiri dari 3 taraf (42 , 84, dan 168 g.polybag-1Â ). Faktor kedua adalah dosis pupuk urea ( 0, 1, dan 2 g.polybag-1Â ). Variabel pengamatan adalah tinggi tanaman, jumlah cabang utama, bobot basah tanaman, bobot kering tanaman dan rendemen. Hasil penelitian menunjukan bahwa tidak terdapat pengaruh pemberian , pupuk organik kulit buah kopi dan pemberian pupuk urea Â maupun interaksi keduanya.Â .Â Rendemen tertinggi didapatkan pada perlakuan dosis pupuk 1 g.polybag-1 Â urea tertinggiÂ yaitu 2.10%

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