摘要：Information on cultural practices, machinery complements, etc. was obtained from a total of 48 commercial growers. Interviews were confined to growers with at least one acre of a particular vegetable crop. Individual acreage of growers interviewed ranged from one for some vegetable crops to several hundred in the case of sweet potatoes. Cost budgets are reported for 21 vegetable crops, with a total of 39 combinations of crop, machinery size, and market channel.
