Posted 12/21/2015 23:01 (#4977992 - in reply to #4976808) Subject: RE: soil labs to test for chems in soil
Colby, Kansas
A bioassay, i.e. planting some corn seeds in the soil, is going to be much more informative and many many times cheaper than any chemical residual test.
EDIT: Very much agree with the suggestions above on planting some more sensitive crops along with the corn.