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Chemistry Keeps Christmas Trees Alive, For Longer

Fri, 12/10/2010 - 8:34am

Just as an avocado ripens quickly in a paper bag, bathed in the ethylene gas it releases, Christmas trees may lose their needles because of a similar "ripening" process. Raj Lada, of Nova Scotia's Christmas Tree Research Center, discusses how to block this process to prolong the life of cut firs.

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