来自MSN9 个月
Cockroaches wouldn't exist without humans. We helped them become one of the world's worst ...If you ever saw a cockroach scuttling across your kitchen floor or a restaurant wall, chances are it was a German cockroach. The German roach is the most common of the 70 different cockroach ...
Crack-and-crevice treatments were simulated in the presence and absence of German cockroach [Blattella germanica (L.)] feces to evaluate its effect on insecticide efficacy toward the German cockroach.
Hydramethylnon was fed nonchoice to German cockroaches, Blattella germanica (L.), and LT50s and LC50s were calculated by probit analysis. The LT50s for the Orlando normal strain of German cockroach ...
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