%0 Journal Article %T ELEMENTS OF CIRCULAR TECHNOLOGIES IN AQUACULTURE %A Kalaida, M.. %A Khamitova, M.. %A Kalaida, A.. %A Borisova, S.. %A Babikova, V.. %K aquaculture, reservoir, the reservoir-cooler, charge, air recirculation system, biofilter, periphyton, aquaponics %J Vestnik of Astrakhan State Technical University. Series: Fishing industry %D 2021 %N %P 13 %I Astrakhan State Technical University