TY - Generic T1 - Reproducibility of short-term and reproduction toxicity experiments with Daphnia magna and comparison of the sensitivity of Daphnia magna with Daphnia pulex and Daphnia cucullata in short-term experiments Y1 - 1978 A1 - Canton, J. H A1 - Adema, D. M. M JF - Hydrobiologia IS - 59 ER -