Provides information about the production of seeds for common, hairy, and purple vetch; timothy; rye and orchard grass; lupine; potatoes; redtop; red, crimson, and sweet clover; fine and tall fescue; and Kentucky and Merion Kentucky bluegrass; and fruits and vegetables such as beans, broccoli, cabbage, carrots, cauliflower, celery, chard, chicory, corn, cucumbers, dill, eggplant, endive, kale, kohlrabi, leeks, lettuce, muskmelons, watermelons, mustard, okra, onions, parsley, parsnips, peas, pepper, pumpkins, radishes, salsify, spinach, squash, tomatoes, turnips, and rutabagas.