National Ag News
Managing plant diseases remains complicated
Aug 29, 2017, 13:52 PM
by
System
An extension plant pathologist says a lack of predictability makes crop disease management more difficult.
Daren Mueller with Iowa State University tells Brownfield unlike with pests and weeds, there are no threshold levels for plant diseases.
“When you have weeds, they grow. You have insects (that) follow a pretty predictable Growing Degree Day model, so we can sort of guess when the next stages are going to be out there.
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