The PLFA Soil Test

In this episode, Kara Kroeger, a sustainable agriculture specialist with NCAT's ATTRA sustainable-agriculture program, talks with soil specialist Lance Gunderson about the PLFA soil test.The conversation is the second of two that Kara and Lance have had on ATTRA: Voices from the Field concerning soil tests – last week's podcast featured Lance's take on the Haney test. You can find the link to that podcast in the notes below.This week, they discuss the scientific basis of the PLFA, when it's a...