【摘要】 本文结果表明,残杀威毒饵对美洲大蠊及德国小蠊有显著灭效;20%残杀威乳油和胶悬剂除对家蝇无杀伤力外,能有效地控制蚊虫和蟑螂;气雾剂对致乏库蚊、家蝇、美洲大蠊和德国小蠊具有很好的击倒作用和杀灭效果。更多还原

【Abstract】 According to the experiment both in laboratory and in the fields, the results showed: a). Poisonous bait possessed a very effective killing activity for P. americana and B. germenica. b). propoxur Emulsin and Flow had a good killing effect on Mosquito and Cockroach exexcept housefly. c). Spray insecticide had powerful function of knockdowning and kiuing against C. pipiens quinquefasciatus, housefly, P. amoricana and B. germanica.更多还原