Genetic variation within and among four populations of the freshwater gastropod, Helisoma trivolvis.

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Bibliographic Details
Main Author: Rhodes, Mary Ann.
Corporate Author: Lafayette College (Easton, Pa.). Dept. of Biology.
Format: Thesis Book
Published: 1996.
Subjects:
Description
Item Description:Typescript.
Physical Description:31, 4 leaves : ill. ; 28 cm.