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The influence of carbon sources on the production of siderophores from the fluorescent pseudomonad bacteria Ilham Pratama; Linda Advinda; Mades Fifendy
Bioscience Vol 2, No 2 (2018): Biology
Publisher : UNIVERSITAS NEGERI PADANG

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (210.573 KB) | DOI: 10.24036/020182210406-0-00

Abstract

Abstract.Pseudomonad fluorescent is one of the rhizobacteria groups that could potentially be developed as a crop endurance inducer. Several species of fluorescent pseudomonad are able to produce siderophores. Siderophore is an antimicrobial organic compound that plays a role in biological control of plant diseases. This study aims to determine the best carbon source for the production of siderophores from the fluorescent pseudomonad isolates PfCas3 and PfLAHp2. The carbon sources are fructose, glucose, and glycerol. Detection of siderophores was measured using a spectrophotometer at a wavelength of 410 nm. The results showed that the best growth medium for producing siderophores was KB + glucose medium for both PfCas3 and PfLAHp2 isolates. The best combination was the use of PfCas3 isolate with the addition of carbon glucose source which resulted in the production of siderophores of 1.574. Keywords: Fluorescent pseudomonad, carbon sources, siderophore
Kegiatan Nelayan Sebagai Ide Penciptaan Kriya Kayu Dengan Teknik 3D Wood Shadow Box Untuk Hiasan Dinding Ilham Pratama
Misterius : Publikasi Ilmu Seni dan Desain Komunikasi Visual. Vol. 1 No. 1 (2024): Maret : Misterius : Publikasi Ilmu Seni dan Desain Komunikasi Visual
Publisher : Asosiasi Seni Desain dan Komunikasi Visual Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.62383/misterius.v1i1.53

Abstract

The aim of making this final work is to convey life lessons, as well as introduce new techniques in the world of crafts, which are then expressed through the work in the form of visuals of fishermen's activities. The method of creation in this final work is carried out in stages, namely: the preparation stage is observations related to ideas and concepts of the author's interest, elaboration is the stage of exploring and displaying the diversity of fishing activities in terms of field surveys and electronic media, synthesis is the creation of an idea for a work , the realization of the concept is a stage of the work process and the completion or finishing of the work. Based on the method used, a work was created in the form of a wall decoration with fishermen's activities as the main object, which was made using the 3D Wood Shadow Box technique. The author created seven works with the titles: "Hope", "Reap", "Adrift", "Congratulations", "Shoulder to shoulder", "Rich", and "Alhamdulillah".