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PERANAN DEKOMPOSER NABATI TERHADAP PERTUMBUHAN POPULASI SEL ALGA Mochammad Junus; Agung Sugeng Widodo; Wahyono Suprapto; Windi Zamrudy
Metamorfosa: Journal of Biological Sciences Vol 3 No 1 (2016)
Publisher : Prodi Magister Ilmu Biologi, Fakultas MIPA, Universitas Udayana

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24843/metamorfosa.2016.v03.i01.p08

Abstract

Indonesia has programmed units of biogas as an energy producer. By-products such as organic sludge. Liquid separation of organic sludge biogas unit will be the terrestrial and aquatic plant fertilizer. Water plant that uses a liquid organic sludge biogas unit (LOSBGU) using vegetable decomposer were expected to be a very good influence on the increase of alga cells. The results showed that the addition of vegetable LOSBGU and decomposers in the media for 12 days alga could produce alga cells very significantly, however, its interaction was not significant. It was concluded that the addition of vegetable LOSBGU and decomposers in alga was very good media to enhance cell growth and its multiplication was also quite high. As suggestion, the use of  LOSBGU is needed to increase the production of alga.
Effect of Temperature and Duration of Gasbio Heat Energy on Bee Pollen Bioactive Compounds and Bee Propolis Extraction Trigona sp Yasri Rahmawati, Yasri; Mochammad Junus
Jurnal Ilmu dan Teknologi Hasil Ternak Vol. 19 No. 1 (2024)
Publisher : Faculty of Animal Science Universitas Brawijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21776/ub.jitek.2024.019.01.4

Abstract

Processing of dried bee pollen and propolis extraction to optimize the use of processed by-products of Trigona sp bees in the general public by utilizing biogas as heat energy. This research uses bee pollen and raw bee propolis (Trigona sp). The aim of the research was to determine the effect of temperature and length of time for drying bee pollen and propolis extraction on bioactive compounds. The research method used a completely randomized design (CRD) with 5 treatments and 3 replications, consist with (1) Bee pollen drying temperature with sunlight, 45 oC, 55 oC, 65 oC, and 75 oC, (2) Long oven time 3 days, 2,5 hours, 2 hours, 1 hour, and 15 minutes. Meanwhile, the treatment for propolis extraction with distilled water solvent is (1) Temperature 70 oC, 75 oC, 80 oC, 85 oC, and 90 oC, (2) Length of extraction time is 220 minutes. Data were analyzed using Variant ANOVA. If there is a significant difference and effect (P<0.05) or highly significant (P<0.01), then proceed with least significant difference test. Dried bee pollen research results the best bioactive compounds were obtained at a temperature of 65 oC (T3) with protein content (14.09 %), total phenol (1.314 mgGAE/g), and antioxidant content (53.97 ug/mL). The best results for propolis extraction were at a temperature of 70 oC (T0) with antioxidants (21.15ug/mL) and total phenolics (0.357 mgGAE/g). Gasbio can be used as an alternative heat for drying bee pollen and propolis extraction, but when use gasbio must determine the right temperature and time.