EFSA, 2007. Efsa J., 434: 1-67 Document reference EFSA, 2007. Opinion of the scientific panel on contaminants in the food chain on a request from the commission related to cyanogenic compounds as undesirable substances in animal feed. Question N°EFSA-Q-2003-064. Efsa J., 434: 1-67 Web http://www.efsa.europa.eu/fr/efsajournal/doc/434.pdfCitation key EFSA, 2007Datasheets Flax straw and flax crop by-products