Seed Banks Preserve Plant Diversity

With the current rapid clip of mass extinctions, botanists around the world are working to preserve the seeds of important medicinal and food plants in seed banks. Sandra Hughes reports.

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SEED BANKS PRESERVE PLANT DIVERSITY

CBS - September 24, 2007 (Other)

With the current rapid clip of mass extinctions, botanists around the world are working to preserve the seeds of important medicinal and food plants in seed banks. Sandra Hughes reports. More...

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