Posted 1/8/2017 11:43 (#5753241 - in reply to #5751477) Subject: RE: Bray P1 vs. P2 test
NW South Dakota
Big Moe, this is the first time I have heard of this P1 divided by P2 to figure availability of Phos. Seems reasonable to me. Where did you come up with this equation? Thanks for sharing.