【摘要】 橡胶犀金龟在江永县梨园1 a发生1代,以幼虫在有机质丰富的场所越冬,7月下旬—8月上旬发生危害最重。成虫有趋光等习性。幼虫危害梨树根部,成虫危害梨树主干、大根、果实,并引起蚂蚁等病虫发生危害。采取农业、人工、物理、套袋、化学等防治技术,可控制其发生危害。更多还原

【Abstract】 Dynastes gideon has one generation a year in Jiangyong and overwinters as larvae.The peak of damage was from the last ten days of July to the first ten days of August.The adult was phototactic.The larvae attack the roots of pear trees while the adults attack the trunks,big roots and fruits.The(application) of integrated control techniques could prevent its damage.更多还原