Putri, L. A. ., Cokrowati, N., & Lestari, D. P. (2022). Hatching Rate of Koi Fish (Cyprinus Carpio) Eggs on Different Types of Substrates. Jurnal Biologi Tropis, 22(3), 947–953. https://doi.org/10.29303/jbt.v22i3.3962