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 ...

The German cockroach is one well-adapted bug. All our attempts to wipe it out is only making it stronger. It's evolved to avoid poison bait laced with glucose — something few living things do.

including German cockroaches and American cockroaches. The slow-acting formula allows cockroaches to carry the poison back to their nests, spreading the effect and thoroughly eliminating the ...