Tamba, Lisna P.J., and Cicik Suriani. 2026. “The Effect of Concentration and Application Interval of Plant Growth-Promoting Rhizobacteria (PGPR) from Thorny Bamboo Roots (Bambusa Blumeana) on the Growth and Yield of Chili Pepper (Capsicum Frutescens L.) ”. Metamorfosa: Journal of Biological Sciences 12 (2):134-47. https://doi.org/10.24843./metamorfosa./2025.v12.i02.p4.