“Effectiveness of Items of Jarak Leaf Extract (Jatropha Curcas) with Different Dosages to Prevent Attacks of Fungs Saprolegnia sp on Gold Fish (Cyprinus carpio L) EGGS”, J. Agro. & Fish, vol. 16, no. 1, pp. 254–262, Jun. 2023, doi: 10.52046/agrikan.v16i1.1594.