Posted 9/29/2016 21:03 (#5555945 - in reply to #5554602) Subject: RE: CRP native grass mix to no till corn question
If you started with soybeans, any grass escapes from the earlier herbicide application would be easy to pick up post emergence.
I've converted CRP with native grasses back to production no-till with little problem. You might have a few native grasses escape first year but not significant.