TY JOUR TI DETERMINING A RATIONAL HYDRAULIC MODULE TO EFFECTIVELY TRANSFORM PECTIN SUBSTANCES FROM WATERMELON RAW MATERIALS KW food waste KW secondary raw materials KW watermelon KW pectin extracts KW refractometric scale KW extraction KW hydromodule JO Bulletin of KSAU AU Meshcheryakova, G.S. AU Nugmanov, A.H. AU Aleksanyan, I.. AU Lysova, V.. AU Shirshova, N.V. PY 2022 IS 0 PB Krasnoyarsk State Agrarian University