We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleBalancing selection on electrophoretic variation of phosphoglucose isomerase in two species of field cricket: Gryllus veletis and G. offnsylvanicus.AuthorsKatz LA; Harrison RGPublicationGenetics, 1997, Vol 147, Issue 2, p609ISSN0016-6731Publication typearticleDOI10.1093/genetics/147.2.609