Chris, these classes should give you that information. Yes, the soil and plant relationships course is a good one and the coordinating instructor in that program is entertaining, knowledgeable and passionate about his work & education. iF YOU WOULD LIKE ANYMORE DETAILED INFORMATION, email me via my website or when you reach the required posats, PM me.
Chris in Newton, it's kinda of slow around here right now, but it is a week before Christmas. I am headed out to interview a new potential client that has issue that can be worked on now, so things are looking up.