Diploma program in Agriculture Systems Technology.   Program prepares individuals to maintain and repair specialized farm, ranch, and agribusiness power equipment and vehicles. It includes instruction in the principles of diesel, combustion, electrical, steam, hydraulic, and mechanical systems and their application to the maintenance of terrestrial and airborne crop-spraying equipment; tractors and hauling equipment; planting and harvesting equipment; cutting equipment; power sources and systems for silos; irrigation and pumping equipment; dairy, feeding, and shearing operations; and processing systems.