Fig. 7.

Infective stage of the HP88 strain of Heterorhabditis bacteriophora. Aside from their role as biocontrol agents, members of this genus and their associated bacteria are also serving as genetic models in molecular biology. Photo by G. Poinar.

Infective stage of the HP88 strain of Heterorhabditis bacteriophora. Aside from their role as biocontrol agents, members of this genus and their associated bacteria are also serving as genetic models in molecular biology. Photo by G. Poinar.