Overview; Soil and moisture management with reduced tillage; Tillage and planting equipment for reduced tillage; Mineral nutrition and fertilizer placement; Nitrogen utilization with no-tillage; Crop management practices for surface-tillafe systems; Substitutes for tillage on the great plains; No-tillage pasture and meadow improvement in humid regions; Integrated management systems for improvement of rangeland; No-tillage and surface-tillage systems to alleviate soil-related constraints in the tropics; Principles of weed management with surface-tillage systems; Management of vertebrate and invertebrate pests; Effect ofsurface tillage on plant diseases; The economics of conservation tillage; Tillage management for a permanent agriculture.