Deneer J W, Seinen W, Hermens J L
Department of Veterinary Pharmacology, Pharmacy and Toxicology, University of Utrecht, The Netherlands.
Ecotoxicol Environ Saf. 1988 Feb;15(1):72-7. doi: 10.1016/0147-6513(88)90044-9.
Concentrations causing inhibition of growth of Daphnia magna after 16 days of exposure were determined for nine chemicals that presumably act through different modes of action. The joint toxic effect of a mixture of these chemicals is found to be nonadditive.
