Home > Pubs > Differential effects of chemical preservatives and… Differential effects of chemical preservatives and freezing on the length and dry weight of Daphnia and Diaptomus in an oligotrophic lake Campbell, L. and P. Chow-Fraser Archiv für Hydrobiologie (1995) 134: 255-269 Abstract: Post a Comment Click here to cancel reply. You must be logged in to post a comment.