When it comes to efficiency, it’s tough to beat soil testing. What else can you do for less than a dollar an acre that has such a large potential impact on crop yield, quality and farm profitability?

The answer to the question, “What supports the largest-value agricultural commodity in California?” might come as a surprise. But a farm adviser in the know has the answer and more questions.

Interest in protecting soil integrity is not a new topic. Soil conservation came to the forefront after the Dust Bowl of the 1930s. Since then, producers have recognized the importance of the macroorganisms and microorganisms that call the soil home, as well as their roles in producing healthy plants.