龟蜡蚧(Ceroplastes japonicus Gr),近几年来在河南新郑、中牟、内黄、濮阳及山东、河北等枣产区日趋严重。轻者使红枣减产、减收,品质下降,重者枝梢上虫体累累,叶片上布满幼虫、叶片变黑,严重妨碍叶片进行光合作用,使树体极度衰弱,红枣严重减产甚至绝收。 Ceroplastes japonicus Gr, in recent years in Henan Xinzheng, Zhongmu, Neihuang, Puyang and Shandong, Hebei and other jujube growing areas increasingly serious. The light to the jujube production, reduce income, quality declines, heavy branches of the parasites on the leaves covered with larvae, black leaves, a serious impediment to leaf photosynthesis, the tree extremely weak, severe red dates or even cut the absolute yield.