A: FAQ is an acronym for "frequently asked questions."

A: Farm management is the outsourcing of all or some farming activities by the farm owner to another farmer or business entity.

A: Custom or commercial harvesting is the outsourcing of the harvesting activities by the farm owner to another farmer or entity.

A: Tower-pruning is the pruning of walnut orchards using self-propelled machines that have a worker platform attached to a tower that can reach heights of 25' to 30' into the tree canopy.

A: Irrigation efficiency is the percentage of the water that is produced by the irrigation system that reaches the farthest point of the field. For example, 90% efficiency means that if an irrigation system produces 1000 gallons per minute, only 900 of those gallons are delivered to the farthest point the field from the pumping system. The other 100 gallons are wasted, either due to seepage, friction or pressure loss.

A: It is a test of plant leaves and soil to determine nutrient levels of the plant and soil.