William H. Mitchell

There are 1 included publications by William H. Mitchell :

TitleDateViewsBrief Description
The influence of environmental conditions on the daily activities of Enallagma geminatum (Kellicott), Enallagma signatum (Hagen) and Enallagma civile (Hagen) (Odonata: Zygoptera) 1973 3 A field station was established on the farm pond of the North Carolina Agricultural and Technical State University to study some environmental impacts upon the activity cycle of three species of Enallagma. Sites of observation were established to det...