Testing the Relative Humidity of Seed Accessions Prior to Freezing

Screenshot from Relative Humidity video.

Authors: Stacy Anderson, Tobin Weatherson, Joe Davitt – San Diego Zoo Native Plant Seed Bank We are all taught in school that water expands when frozen. That’s why ice floats, sealed bottles explode in the freezer, and frost kills living tissues. All living cells are comprised largely of water and can rupture and die when […]

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