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Resilience and madness: Warm spell sends maple sugarmakers into action  科技资讯
时间:2023-02-17   来源:[美国] Daily Climate

Though he was pleased with the flow, the increase in extreme weather, especially extreme cold and ice storms, is worrying for maple sugarers. Damage to maple trees can affect sap production. Maple trees take 80 years to be mature enough for tapping, and that’s just the minimum. If a 150-year-old sugar maple is knocked out in a storm, that quality sap is gone in a day. 

     原文来源:https://vtdigger.org/2023/02/17/resilience-and-madness-warm-spell-sends-maple-sugarmakers-into-action/

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