sentences:  Prior to this, little was known about the disease because European colonists provided little documentation about the destruction of European hazelnut trees in the east.Study of the fungus and the search for resistance began at Oregon State University in the 1970’s, which led to the development of methods that identified resistant plants and their use in plant breeding.New resistant strains and other cultural, chemical, biological, and mechanical practices as described by eastern filbert blight management program (EFBMP) have revived commercial hazelnut production in Canada.