This manual gives general information on seed treatment and type of seeds which can be treated. Also discussed are the problems and pests commonly associated with seed diseases and the fungicides and insecticides used for seed treatment. Information is also given on seed treatment equipment such as dust treaters, slurry treaters, and direct treaters, as well as on such procedures as labeling and coloring of treated seed. Finally, pesticide carriers, binders, stickers, and safety precautions are discussed. (BB)