Copper toxicity in relation to surface water-dissolved organic matter: Biological effects to Daphnia magna von Kramer, Kees J.M., Jak, Robbert G., van Hattum, Bert, Hooftman, Ria N., Zwolsman, John J.G.

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The ecotoxicity and the biodegradability of lactic acid, alkyl lactate esters and lactate salts von Bowmer, C.T., Hooftman, R.N., Hanstveit, A.O., Venderbosch, P.W.M., van der Hoeven, N.

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The induction of chromosome aberrations in Notobranchius rachowi (pisces: cyprinodontidae) after treatment with ethyl methanesulphonate or benzo[ a]pyrene von Hooftman, R.N.

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Cytogenetic effects on the eastern mudminnow, Umbra pygmaea, exposed to ethyl methanesulfonate, benzo[ a]pyrene, and river water von Hooftman, R.N., Vink, G.J.

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The determination of toxic effects of pollutants with the marine polychaete worm Ophryotrocha diadema von Hooftman, R.N., Vink, G.J.

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The in vitro cytotoxicity and genotoxicity of welding fumes von Hooftman, R.N., de Raat, W.K., Davis, P.B.

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Use of Umbra pygmaea and Mytilus edulis to detect mutagens in the aquatic environment von Vink, G.J., Davis, P.B., Hooftman, R.N., Mattern, I.E.

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