Viqram, Viqram, Zaenal Abidin, and Alis Mukhlis. 2018. “THE EFFECT OF GUANO ORGANIC FERTILIZER UTILIZATION WITH DIFFERENT CONCENTRATIONS ON THE GROWTH RATE OF Spirulina Sp”. Fisheries Journal 8 (2):58-65. https://doi.org/10.29303/jp.v8i2.119.