Epstein, AbrahamKowalski, Robert2021-04-302021-04-301968-03-01https://dr.lib.iastate.edu/handle/20.500.12876/104855<p>Where does DED come from? How bad is it in Iowa? Here are some answers and some ways of beating this destructive disease.</p>articleisulib-bepress-aws-west292221861233farmscience/vol22/iss9/4Agriculture