title: Enzyme variability in populations of aphids.
abstract: From 1976 to 1978 nine aphid species were investigated electrophoretically. A low degree of polymorphism was found. Only 5 of the species were polymorphic, and only at most in 3 enzyme systems out of 19.
authors.affiliation: Institut für Biologie II, Lehrstuhl für Populationsgenetik, der Universität Tübingen, Federal Republic of Germany.
authors.forename: J
authors.initials: J
authors.lastname: Tomiuk
authors.forename: K
authors.initials: K
authors.lastname: Wöhrmann