水稻白翅叶蝉Empoasca subrufa(Motschulsky)为浙江省中、南部的主要水稻害虫,并为害小麦。它利用刺吸式口器刺进水稻叶片组织内吸取汁液,被害部位呈现白色伤斑,许多白斑沿叶脉连成直线或不规则片状,日久逐渐变为锈褐色,重者可使稻苗枯死,轻者影响水稻迟发而减产。在麦田中为害,往往造成麦苗萎黄枯死,影响亦很大。 Empoasca subrufa (Motschulsky) is a major rice pest in the central and southern Zhejiang Province and is a major wheat pest. It uses piercing mouthparts pierce into the leaves of rice tissue to draw juice, the victim site showed white lesions, many white spots along the veins connected into a straight line or irregular sheet, gradually become rust brown, heavy rice seedlings Withered, light affect rice late and cut. Harm in the wheat field, often resulting in yellowing dead wheat seedlings, the impact is also great.