Posted 8/30/2015 13:26 (#4761004 - in reply to #4760845) Subject: RE: soybean aphids - spray advice
Remsen, Iowa
I think the only way the rain washes off an aphid is this way; The rain comes as hail and it knock them in the head and the aphids are out cold, they they lose there grip and fall on to the ground and by this time you need to have enough rain on the ground to have them drown. End of aphid.