содержание кумаринов The content of coumarin in the grass Melilotus officinalis (Linnaeus) Pallas, growing in different districts of Saratov region Authors: Komarova E. E., Durnova N. A., Kozina P. A., Romanteeva Y. V., Polukonova N. V. The total content of active ingredients (coumarin) in a grass of Melilotus officinalis, growing in different districts of the Saratov region which makes 0,22 – 0,71 (0,49) % was defined.