印度古吉拉特邦沿海地区的椰子树,近14年来受到椰子堆砂蛙蛾(Nephantisserilxopa Meyr.)的严重为害。为害程度取决于气候条件,有时会使椰子园遭到毁灭性的威胁。较老叶片更易受害。曾有人建议对这种害虫采用0.2％DDT或0.2％666或0.2％西维因和0.05％马拉松等农药进行化学防治。然而DDT对寄生蜂 Coconut trees along the coast of Gujarat, India, have been severely damaged by Nephantisserilxopa Meyr. For nearly 14 years. The extent of the damage depends on the climatic conditions, which can sometimes be devastating to coconut trees. Older leaves are more vulnerable. It has been suggested that chemical control of such pests should be carried out using pesticides such as 0.2% DDT or 0.2% 666 or 0.2% Cinerea and 0.05% marathonone. However DDT to parasitic wasps