Gabriel refuses to obey a prefectural decree which requires him to treat his vineyard with pesticides. As an advocate of biodynamic principles, he opposes the use of chemical products on vin... Read allGabriel refuses to obey a prefectural decree which requires him to treat his vineyard with pesticides. As an advocate of biodynamic principles, he opposes the use of chemical products on vines.Gabriel refuses to obey a prefectural decree which requires him to treat his vineyard with pesticides. As an advocate of biodynamic principles, he opposes the use of chemical products on vines.