Posted 7/6/2015 13:05 (#4664236 - in reply to #4664100) Subject: RE: threshold for aphids on beans still 100
North west MN
I am finding 50 to 100 on some plants by tree rows and out in the middle of the fields not many plants have any aphids. I am going to delay my roundup spray till I look at the aphids next week.
threshold for aphids on beans still 100
