咸宁茶区茶假眼小绿叶蝉综合防治技术
Plant Doctor(2018)
Abstract
茶假眼小绿叶蝉(Empoasca pirisuga Matumura)是茶树主要害虫之一,俗称浮尘子、叶跳虫等,发生普遍,一般茶区均有发生,为害严重时,使茶叶产量和品质降低.
1 形态识别
茶假眼小绿叶蝉属不完全变态昆虫,一生只经过卵、若虫和成虫三个阶段.成虫头至翅端长3.1~3.8 mm,淡绿或淡黄绿色.卵为新月形,长约0.8 mm,宽约0.15 mm.若虫共5龄.1龄体长0.8 ~ 0.9 mm,体乳白,头大,体纤细,体疏覆细毛;2龄体长0.9~1.1 mm,体淡黄色;3龄体长1.5~1.8 mm,体淡绿色,腹部明显增大,翅芽开始显露;4龄体长1.9 ~ 2.0 mm,体淡绿色,翅芽明显;5龄体长2.0~2.2 mm,体草绿色,翅芽伸达腹部第五节,接近成虫形态.
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