Usaha Meningkatkan Kualitas Beberapa Varietas Tomat dengan sistem Hidroponik

ABSTRACT An experiment on increasing of tomatoes quality in hydroponic culture was done in a plastic house of Agriculture Faculty, UPN "Veteran", Yogyakarta. The experimeht was a factorial experiment of two factors, with five replications and arranged in Randomized Completely Block Design. The first factor was nutrition formulation: Sundstrom (F1) and Excel! (F2). The second factor was varieties of tomato: Bonanza (V,), Intan (V2) and Kaliurang 206 (VI). The aim of this research is to determine the effect of those treatments on quality of tomato in hydroponic culture. The result showed that the yield and quality of Bonanza variety and Kaliurang 206 variety get improved especially in weight of fruit (1259,62 gram), fruit hardness and ascorbat acid contains. The Sundstrom nutrition was most appropriate for tomato hydroponic media, resulting in better quality especially for fruit weight, number of fruits, fruit hardness, ascorbat acid contain and sugar contain. Key words: Quality, tomato, hydroponic. INTISARI Penelitian tentang usaha meningkatkan kualitas beberapa varietas tomat dengan sistem budidaya hidroponik telah dilakukan di rumah plastik kebun praktek Fakultas Pertanian UPN Veteran Yogyakarta. Percobaan dilaksanakan secara faktorial dengan rancangan acak kelompok lengkap dua faktor. Faktor pertama adalah formula larutan hara, yang terdiri dua aras yaitu formula Sundstrom (F1) dan formula Excel! (F2). Faktor kedua adalah varietas tomat yang terdiri tiga aras, yaitu Bonanza (V1), Intan (V2) dan Kaliurang 206 (V3). Tujuan dari penelitian ini adalah melihat pengaruh perlakuan tersebut terhadap kualitas buah tomat yang dibudidayakan secara hidroponik. Hasil penelitian menunjukkan bahwa tomat varietas Bonanza dan Kaliurang 206 sama-sama mempunyai keunggulan apabila dibudidayakan secara hidroponik, bobot buah meningkat sampai 1259,62 gram per-tanaman dengan kualitas baik, terutama kekerasan buah dan kadar vitamin C. Formula larutan hara Sundstrom sangat tepat untuk larutan hidroponik tomat, terutama akan meningkatkan bobot buah, jumlah buah, kekerasan buah, kadar vitamin C dan kadar gula total. Kata kunci: Kualitas, tomat, hidroponik

Addition Of Gibberellin (GA3) to Gladiolus Cormel Growth (Gladiolus communis L.) on Various Medium in Vitro

Gladiolus flower can be multiplied by using corm or cormel. The multiplication of this flower using plating material takes a long time, about 3,5-6 months. By using in vitro method, the seed of this flower can be produce in relatively short time. The aim of this research was to determine the interaction of gibberellins on any kind of media (MS, B5, and MS + vitamin B5), to determine the perfect combination of concentration of Gibberelin, and to determine the perfect type of media that can be use for induction of root and shoot of gladiolus cormel. The research design used was a Completely Randomized Design (CRD) of the factorial pattern with 3 replications. The first factors (concentration of Gibberellin) G1: 1 ppm, G2: 2 ppm, dan G3: 3 ppm, the second factors (type of media) M1: MS , M2: B5 (Gamborg) , M3: MS + B5 vitamin. The result showed that the addition of various concentration of Gibberelin (GA3) and any type of media had no significantly improve the growth of gladiol cormel explant, by addition concentration of Gibberelin 2 ppm has significantly improved fresh weight of planlet and percentage of life, by addition B5 media, has significantly improved length of root and growth of shoot, and by using MS media with B5 vitamin has significantly improved the growth of shoot, height and fresh weight of planlet.Keywords: Gladiol, gibberellin, plant media, in vitr

Induction of “Sakuntala” chrysanthemum bud using in-vitro culture

The research was to determine the best combination of Chrysanthemum explant and concentrations of BAP (6 - benzyl amino purine), the effect of the explant material and the effect concentrations of BAP (6 - benzyl amino purine) in vitro culture by Murashige and Skoog medium. The experimental methode was Completely Randomizes Design (CRD) which consisted of two factors. The first factor is the explant material, consisting of three standards are: P1 = node, P2 = shoots, P3 = leaf. The second factor is the concentration of BAP which consists of four levels, namely: B1 = 0.5 ppm, 1.0 ppm = B2, B3 = 1.5 ppm, B4 = 2.0 ppm. The results showed there were significant interaction on fresh weight, dry weight, number of shoots and length of shoots. The treatment combination between bud explants with BAP 0.5 ppm, showed the best results on fresh weight, number of shoots and long shoots. Use of explant shoots, can accelerate the current growth of shoots, expanding the number and length of root buds. The addition of plant growth regulators BAP 0.5 ppm in the tissue culture medium, can spur the rapid growth of shoots, root number and length of root best.Key words : in vitro, chrysanthemum, kinds of eksplant, the concentration of BA

The improvement of agronomic traits of chrysanthemum through additional lighting and flower faselife assessment in Hargobinangun, Sleman, DIY

Chrysanthemum cultivation in medium height plains is still facing obstacles where the agronomic properties are not as good as in the highlands. It is important to find cultivation techniques that can improve agronomic properties of chrysanthemum. The setting of additional lighting technique remains to be learned then applied at planting chrysanthemum plain medium. The research purpose is to determine the best additional length of radiation for the improvement of agronomic properties of chrysanthemum. In addition to determining the best chrysanthemum varieties to be developed in the medium height plain as Hargobinangun. The research has been conducted in Hargobinangun, Sleman in April-August 2011 in two stages. The first stage is to determine the length of the addition of irradiation to improve the agronomic properties of chrysanthemum, namely 2,3,4 and 5 hours in the evening starting at 22:00 pm. While the second stage is to look at various kinds of flower faselife varieties, namely Sakuntala, Snow white, Wastu kania, Shamrock, Puspita Nusantara, Padmabuana and Tirta ayuni. The results was showing that cultivation techniques with the addition of irradiation for 5 hours will improve agronomic traits such as chrysanthemum plant height, stem diameter, flower diameter, flower number and brightness of flower color ribbon. While the flower varieties that have good prospects to be developed in the plain medium Hargobinangun because it has a much longer period of flower freshness is Puspita Nusantara, Sakuntala and Snow White.Key words: chrysanthemum, additional lighting, faselife of flower

THE GROWTH OF “PISANG RAJA BULU” PLANLETS IN THE LIGHTING OF INCUBATION ROOMS AND GROWTH REGULATOR AGENTS OF BROWNING PREVENTION BY IN VITRO

The aims of this research were to determine the lighting of incubation rooms and browning prevention agents on the growth of “Pisang Raja Bulu” planlets by in vitro and determine whether there is a best interaction between the incubation rooms lighting and the type of browning prevention agents in the growth of “Pisang Raja Bulu” planlets that plants in vitro. This research was conducted in the Biotechnology laboratory of the Faculty of Agriculture, UPN "Veteran" Yogyakarta on June - August 2018. The research method was a laboratory experiment method compiled with the Split Plot Design of two factors. The first factor as a main plot is the incubation room lighting, which is with light for 90 days, without light for 90 days, without light in the first 45 days, and without light in the last 45 days. The second factor as a sub plot is browning prevention agents, named thidiazuron, activated charcoal, and vitamin C. Each combination of treatments was repeated 3 times. The result showed that there was the best combinations of treatments that is all combination of lighting and vitamin C 0,88 mg / l in terms of browning. The first 45 days lighting treatment gave the best result on the percentage of life, plantlet height, number of shoots, number of leaves, root length, and fresh weight. The treatment of vitamin C 0.88 mg / l gave the best result on the percentage of life, plantlet height, number of shoots, root length, number of roots, fresh weight, and dry weight.Keyword: in vitro, lighting, browning, raja bulu banana

STRATEGI BRANDING MELALUI SOSIAL MEDIA DAN PERLINDUNGAN HKI PADA UMKM KOPI WONOGIRI

Usaha Mikro Kecil dan Menengah (UMKM) memegang peranan penting dan strategis dalam membangun perekonomian nasional. Melihat kondisi yang cukup baik di atas, ternyata keberadaan UMKM Kopi di Kabupaten Wonogiri, Jawa Tengah masih mempunyai beberapa kendala, yakni pada branding/media promosi dan juga perlindungan Hak Kekayaan Intelektual Merek Dagang. Tujuan pengabdian masyarakat ini adalah pelaku UMKM Kopi di Winogiri memiliki perlindungan merek dagang dan dapat membranding produknya melalui sosial media. Metode pelaksanaan pengabdian ini yang pertama adalah memberikan sosialisasi kesadaran akan pentingnya branding/merk dan Hak Kekayaan Intelektual Merek Dagang bagi UMKM. Kedua, pendampingan pembuatan branding melalui media sosial dan fasilitasi pendfataran merek dagang. Hasil yang dicapai dalam pengabdian ini adalah 5 pelaku UMKM Kopi Wonogiri telah melalukan branding produk melalui sosial media Instagram dan telah mendafatarkan merek dagang pada Direktorat Jendral Kekayaan Intelktual

REDESIGN PROCESS OF JOB ANALYSIS AND JOB SATISFACTION: A QUALITATIVE STUDY ON THE COMBINED GROUP ON FARMER (GAPOKTAN)

The purpose of this study is to understand the impact of the need to redesign the position of Gapoktan’s management towards job satisfaction. This research is a survey research using qualitative approach. The data were collected using interviews, photos, and notes in the field. Populations in this research are stakeholders (Gapoktan committee, farmers, government) who also become a key participant in Hargobinangun, Kaliurang Sleman Daerah istimewa Yogyakarta. The Gapoktan committee’s participant is 5 person, the government is 3 person, and farmers group is 4 person. The result conclude that a position can be redesigned if the job in that position was used to improve the work method, minimize failure and mistakes, eliminate the work load handling that is unnecessary and work duplication, reduce the fatigue, improve the responsibility, and eventually can increase job satisfaction of the management. All of that can be analyzed by job description and job specification which attached to of each management so that eventually the job satisfaction of the management can be improved.</p

IN VITRO PLANLET INDUCTION OF TROPICAL PITCHER PLANT (NEPENTHES AMPULLARIA JACK) BY VARIOUS THIAMIN AND BENZYL AMINO PURINE CONCENTRATE

Nepenthes is one of Indonesian tropical plant as a biodiversity source that endangered from its extinction. One of the effort to prevent its extinction by using plant tissue isolation method on Nepenthes multiplication are needed. This research was aimed to determine the best interaction between Thiamin and benzyl amino purine concentration on in vitro Nepenthes planlet growth, Thiamin best concentration on in vitro Nepenthes planlet growth, and benzyl amino purine best concentration on in vitro Nepenthes planlet growth. The research was conducted in Agriculture Department Biotechnology Laboratory Universitas Pembangunan Nasional “Veteran” Yogyakarta on January – April 2018. Completed Random Design method with 2 factors was used in this research. The first factor was various concentration of Thiamin with 8 ppm, 10 ppm, and 12 ppm. The second factors was various concentration of benzyl amino purine with 0,5 ppm, 1 ppm, and 1,5 ppm. Every combination was repeated 3 times. The result of this research showed that no interaction was found in every Thiamin and benzyl amino purine various concentration on in vitro Nepenthes planlet. The usage of 10 ppm Thiamin concentration (T2) produce the best results on sprout’s amount and sprout’s height. On 1 ppm of benzyl amino purine concentration produce the best result on sprout’s amount, sptout’s height, and amount of leaves.Keyword: Nepenthes, Thiamin, Benzyl Amino Purin