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Jerry Clark is crops and soils educator for
University of Wisconsin-Extension Chippewa County
Articles by Jerry Clark
Series: El Niño In Wisconsin
Series: Climate Science And Wisconsin
How Warm Weather Affects Sap Collection In Maple Trees
March 28, 2016 | 5:10 p.m.
Early warm weather and the influence of El Niño is causing maple syrup to start running, requiring maple sap collectors and syrup producers to scramble to capture the harvest.