Specific tasks may involve operating specialty orchard tractors for mechanical pesticide, herbicide, fungicide spraying, mechanical fertilizing, weed mowing, flailing, disking, hilling, weeding, shoot thinning, trunk scrubbing, sucker removal, de-leafing, and bin trailer operation during harvest. Workers must be willing and able to install and maintain irrigation systems and water lines, including moving and installing irrigation pipes and equipment, digging and maintaining ditches, and installing or removing levee gates.