The document presents unit plans which offer lists of experiences and competencies to be learned in the area of agricultural machinery for agribusiness, natural resources, and environmental occupations. The units include: (1) safety; (2) agricultural service center; (3) component parts--bearings, gears, pulleys, clutches, and others; (4) metal fasteners and sheet metal applications; (5) tillage and cultivation equipment; (6) plow; (7) farm sprayers; (8) grain drill; (9) corn planter; (10) mowers, conditioners, and swathers; (11) balers; (12) elevators; (13) combines; (14) corn pickers; (15) grain storage; (16) grain drying; (17) machinery painting, reconditioning, and set-up; (18) tractor hydraulics; (19) electric motors; (20) mechanization of waste management; (21) economics of agricultural machinery; (22) tool reconditioning; and (23) personal projects, evaluation periods, and current topics relative to needs of the local agricultural programs. The number of hours required for each unit are given. (EC)