Anyone who’s attended a Kerr Center horticulture workshop in the last umpteen years has been exposed to the idea that crop rotations confer numerous benefits both on the soils they’re carried out on, and on the crops that grow in those soils. Studies hot off the academic presses have just added more support to the notion.
A&L Reference Guide: Soil Sampling
This guide, by A&L Laboratories, was used as a handout in the Oklahoma Beginning Farmer and Rancher Program. It covers procedures, tools, sample preparation, size, depth, and timing, and recommendations for specialized sampling locations and situations.A&L Reference Guide: Soil Sampling