TY  JOUR
TI  Nutrition of perch (Percidae) in small lake  in Lake Onega basin
KW  perch
KW  ruff
KW  Karelia
KW  catchment area of Lake Onega
KW  Urozero
KW  nutrition
KW  stomach filling index
JO  Vestnik of Astrakhan State Technical University. Series: Fishing industry
AU  Georgiev, A..
AU  Padchina, A..
PY  2022
IS  
PB  Astrakhan State Technical University