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葡萄蓟马又称烟蓟马。属于缨翅目,蓟马科。此虫在我国葡萄产区已有广泛的分布,近年来对葡萄的为害有日益增长之势,使局部地区或果园受到严重危害。一、危害症状蓟马主要为害花蕾、幼果和嫩叶。1~2龄若虫和成虫均能以锉吸式口器取食,锉吸幼果和嫩叶表皮细胞的汁液。幼果被害后,果皮出现黑点或黑斑块,以后被害部位随着果粒的增大而扩大并形成黄褐色木栓化斑。严重时变成裂果,成熟期易霉烂;嫩叶被害部位略呈水渍状黄点或黄斑,以后变成不规则穿孔或破碎。葡萄蓟马又称烟蓟马,属于缨翅目蓟马科,一种新的突发性虫害,一般被
Thrips, also known as thrips. Thysanoptera, thrips Branch. This worm has been widely distributed in our country’s grape producing areas. In recent years, the damage to grapes has been on the rise, causing serious damage to some areas or orchards. First, the harm symptoms thrips mainly harm buds, young fruit and young leaves. 1 ~ 2 instar nymphs and adults can take the file suction mouthparts feeding, filing young and young leaves of epidermal juice. After the young fruit is killed, the peel appears the dark spot or the black plaque, after the victimization area expands along with the fruit grain enlargement and forms the yellow brown wood suppresses the plaque. Seriously into a split fruit, mature easy to rotten; young leaves were slightly water-damaged patches of yellow spots or yellow spots, after becoming irregular perforation or broken. Thrips, also known as Thrips tabaci, belong to the thrips family Thysanoptera, a new and unexpected pest that is commonly