One of the obstacles in Asian redtail catfish hatchery is high cannibalism incidence. Cannibalism associated with aggressive behavior caused by hormonal metabolism especially testosterone. The purpose this study was to evaluate effect testosterone administration on incidence juveniles. experiment conducted rearing fish initial length 4.09±0.19 cm 16 20 L aquariums a density 2 L-1. designed comp...

Abstract Asian redtail catfish, Hemibagrus nemurus is one of the local species that have an economical values in Southeast Asia including Indonesia. The research aims to obtain optimal duckweed biomass as phytoremediation on survival, growth, stress response, and water quality dynamic catfish culture. different duckweed, Lemna sp a treatments were followed A) 0 gram (control); B) 20 gram; C) 40...

Eceng gondok mempunyai kandungan protein serta serat kasar yang cukup tinggi sehingga perlu dilakukan pengolahan sebelum digunakan sebagai bahan pakan. Penelitian ini bertujuan untuk mengetahui pengaruh penggunaan tepung daun eceng terfermentasi terhadap pertumbuhan benih ikan baung. dilaksanakan pada September-November 2019 bertempat di BBI, Sei Tibun, Kabupaten Kampar, Riau. Ikan uji dalam pe...