56 1. Principle: Fruits/Veg. are alive, they "respire" Utilize oxygen, release carbon dioxide (a) Can decrease respiration by removing oxygen from environment (replace with carbon dioxide) 2. Fruit placed in "suspended animation" a. 1-3 years depending on type
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57 3. May use to prevent sprouting in potatoes a. Totally remove oxygen, replace with nitrogen = suffocation b. Potato "dies" but doesn't rot c. On market in '90 or '91 4. Plant hormones—Ethylene a. Used to stimulate ripening b. Example: Bananas----harvest green CAS ship (green) or Mylar bag CAS truck/rail (green)