TY JOUR TI TECHNOLOGICAL PARAMETERS OF COUNTERCURRENT EXTRACTION: DERIVING BIOACTIVE COMPOUNDS FROM PLANT RAW MATERIALS KW wild-growing plant material KW biologically active compounds KW countercurrent extraction KW extraction agent KW extractives KW flavonoids JO Science Evolution AU Garmashov, S.Y. AU Izgaryshev, A.V. AU Kashirskih, E.V. PY 2016 IS 1 PB Kemerovo State University