危害松属的重大检疫性害虫——约弗大小蠹
Forest Pest and Disease(2022)
Abstract
2020年10 月,笔者在口岸林木害虫专项疫情监测中发现了一种大小蠹,后经专家鉴定为约弗大小蠹Dendroctonus jeffreyi.约弗大小蠹D. jeffreyi,也称光背大小蠹,英文名Jeffrey pine beetle,是一种危害松属的重要检疫性有害生物,每年造成北美松树材积损失量约15万m3.约弗大小蠹通常还和北美重要的山松大小蠹Dendroctonus ponderosae混合危害成片森林[1].
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