黄山市屯溪区樟颈曼盲蝽形态特征与生物习性
Morphological and Biological Characteristics of Mansoniella cinnamomi in Tunxi of Huangshan
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摘要: 通过野外调查和室内实验观察,研究了樟颈曼盲蝽Mansoniella cinnamomi 的形态特征、生物习性以及危害症状等。结果表明,樟颈曼盲蝽在黄山市屯溪区一年发生4 ~ 5 代,危害高峰期为每年8,9 月份,以卵在叶柄、叶主脉及嫩梢皮层内越冬。其主要危害树种为樟Cinnamomum camphora,以成虫和若虫在樟叶片背面刺吸为害,造成大量落叶,阻碍了樟的正常生长。Abstract: Field investigation and observation was carried out on Mansoniella cinnamomi during June of 2014 and May of 2015 in Tunxi of Huangshan, Anhui province. The results showed that M. cinnamomi had 4 - 5 generations a year in Tunxi, and the peak period of damage was August and September. It overwintered with eggs in leaf stalk, vein and tender shoot cortex. Its adults and nymphs damaged Cinnamomum camphora by sucking in the back of leaves, causing defoliation and growth of camphor.