Isolation of Phosphate-Solubilizing Bacteria from Palm Oil Solid Decanter Waste

Authors

  • sugiyanto universitas tanjungpura
  • Reni Marlina Departement of Biology Education, Universitas Tanjungpura, Indonesia
  • Eka Ariyati Departement of Biology Education, Universitas Tanjungpura, Indonesia

DOI:

https://doi.org/10.21831/ijobi.v4i1.2694

Keywords:

Phosphate-solubilizing bacteria, Palm oil, Micrococcus, Pseudomonas, Decanter solid

Abstract

This study aims to isolate and identify phosphate solubilizing bacteria from solid palm oil decanter waste. The methods used in this study are bacterial isolation using the streak plate and pour plate methods and bacterial identification based on morphological characteristics using the gram staining method, then identification based on physiological characteristics including oxidase tests, catalase tests, and motility tests. There are five isolates that have been successfully isolated and characterized based on morphological and physiological analysis from solid palm oil decanter waste and there are two bacterial genera that have been successfully identified from the five isolates, namely the genus Micrococcus and Pseudomonas.

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Published

2026-04-28

How to Cite

sugiyanto, Marlina, R., & Ariyati, E. (2026). Isolation of Phosphate-Solubilizing Bacteria from Palm Oil Solid Decanter Waste. Indonesian Journal of Bioscience (IJOBI), 4(1), 18–29. https://doi.org/10.21831/ijobi.v4i1.2694

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