Devi Suharni Tamba
Department of Agricultural Engineering and Biosystem, Faculty of Agricultural Technology, Udayana University, Badung,Bali,Indonesia

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The Effect of Exposure Length to Jazz Music on The Production of Pakcoy (Brassica Rapa, L) in Indoor Cultivation Devi Suharni Tamba; I Made Anom Sutrisna Wijaya; I Gusti Ketut Arya Arthawan
Jurnal BETA (Biosistem dan Teknik Pertanian) Vol 10 No 2 (2022): September
Publisher : Program Studi Teknik Pertanian dan Biosistem, Fakultas Teknologi Pertanian, Universitas Udayana, Badung, Bali, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24843/JBETA.2022.v10.i02.p19

Abstract

The photosynthesis process in indoorcultivation system does not get optimal sunlight, therefore LEDs can be used as artificial light. The red-blue color is a color that has a positive effect on plant growth. In addition, to increase the rate of photosynthesis, one of the technology advances that can be used is sonic bloom. Sonic bloomis the delivery of high-frequency sound wavesin plants to stimulate the opening of the leaf stomata mouths which is accelerating the rate of absorption of carbon dioxide, water and soil minerals. In this study,Pakcoywas exposed to jazzmusic to determine the effect on production of Pakcoy,and the best length of exposure. The length of exposure to jazz musicwas 1 hour, 2 hours, 3 hours, 4 hours,and 5 hours starting from 07.00 WITA. The type of jazz music used wasJazzRock with the musical instrument Gambandellaby Psychedelic Jazz-Rock Fusion with a frequency of 86 –21189 Hz and a sound intensity of 65-95 dB. In the growth chamber, artificial light red-blue LED was used with a light intensity of 1900 –2100Lux. The results showed the lengthof exposure to jazz music significantly affected the production of Pakcoy. The exposure length of 5 hours showed the best result (fresh harvest weight 55.49 gs, root wet weight 2.18 gs, and biomass 2.95 gs). In conclusion, exposure length to jazz music has a positive effect on Pakcoyproduction.