TY - EJOUR T1 - Toward Feeds for Circular Multitrophic Food Production Systems: Holistically Evaluating Growth Performance and Nutrient Excretion of African Catfish Fed Fish Meal-Free Diets in Comparison to Nile Tilapia AU - Shaw, Christopher AU - Knopf, Klaus AU - Kloas, Werner PY - 2022 LA - eng PB - Humboldt-Universität zu Berlin JO - Sustainability DO - 10.3390/su142114252 ER -