“MASCULINIZATION OF BETTA FISH (Betta Sp) USING EXTRACTS OF COW TESTICLES TROUGH IMMERSION WITH DIFFERENT DOSES OF IMMERSION”. Jurnal Media Akuakultur Indonesia, vol. 2, no. 2, Desember 2022, hlm. 155-6, https://doi.org/10.29303/mediaakuakultur.v2i2.1738.