Special Report: Scaling back on ag due to farmworker shortage CBS 13's April Hettinger investigates why there is a lack of hands on the field YUMA, Ariz. (KYMA, KECY) - Day laborers are essential in supplying our nation's food source, but a lack of workers has made it difficult for the industry to keep up with the maintenance. Agriculture is one of Yuma's biggest economic driving forces, but some farmers like John Boelts, executive director of Desert Premium Farms, have scaled back on production intentionally because there aren't enough workers to do some of the most critical jobs in the field.