Biological control and reduced-tillage for white mold management in Willamette Valley processed snap bean production (2008)

Report to the Oregon Processed Vegetable Commission

Alex Stone
OSU Dept. of Horticulture

Ken Johnson
OSU Dept. of Botany and Plant Pathology


  1. To determine the impact of fall Contans applications on Coniothyrium minitans (Cm) infection and survival of sclerotia left on the soil surface through the winter and summer
  2. To determine the impact of summer irrigation and burial on sclerotial survival and infection with Cm and other fungi