Provides information about the production of vegetable seed stocks for such vegetables as  bush green pod beans, bush wax pod beans, pole beans, bush lima beans, pole lima beans, garden beets, broccoli, cabbage, carrots, cauliflower, celery, swiss chard, hybrid sweet corn, open-pollinated sweet corn, non-sweet corn, cucumbers, eggplant, endives, kale, collards, kohlrabi, leeks, heading lettuce, loose-leaf lettuce, romaine lettuce, muskmelons, cantaloupes, watermelons, mustard, okra, onion seed, parsley, parsnips, peas, pepper, pumpkins, radishes, salsify, spinach, summer squash, winter squash, tomatoes, turnips, and rutabagas.