Oregon State University. Extension Service; Lins, Ryan D.; Colquhoun, Jed (Corvallis, Or. : Extension Service, Oregon State University, 2005-01)
Small broomrape (Orobanche minor Sm.) is a parasitic weed that recently has become troublesome in red clover seed production in Oregon. It was identified
in a single red clover seed production field in 1998, and the num ...