Should you refrigerate tomatoes? How do you cook an artichoke? What are the differences between the various varieties of pears? In his new book, How to Pick a Peach, Russ Parsons helps both cooks, and the culinarily challenged, to sort through the produce found in our markets. Larry talks with Parsons about his latest book which Publisher's Weekly calls "equal parts cookbook, agricultural history, chemistry lesson, and produce buying guide."