[Problem of biologic productivity of reservoirs and methods of its solution].
D001688:Biological Products; D006801:Humans; D056127:Hydrobiology; D019999:Pharmaceutical Solutions; D012996:Solutions; D014871:Water Microbiology
D001688:Biological Products; D019999:Pharmaceutical Solutions; D012996:Solutions
HYDROBIOLOGY
Chto takoe problema biologicheskoi produktivnosti vodoemov i kak sleduet rabotat'nad ee resheniem.