1. Ballach, H.-J. (1995): Accumulation of platinum in toots of poplar cuttings induces watet stress. Fresemus Environmental Bulletin4, 719–724
2. Barceló, J. andPoschenrieder, Ch. (1990): Plant water relations as affected by heavy metal stress: a review. J. Plant Nutr.13, 1–37
3. Boyer, J.S. (1970): Leaf enlargement and metabolic rates in corn, soybean, and sunflower at various leaf water potentials. Plant Physiol.46, 233–235
4. Breckle, S.-W. (1991): Growth and stress: heavy metals. In:Waisel, Y., Eshel, A., AndKafkafi, U. (eds.): Plant roots: the hidden half. Marcel Dekker, New York
5. Coupin H. (1901): Sur la toxicite des composes de l’argent, du mercure, de l’or, du platine, et du palladium a la regard des vegetaux superieurs. C. R. Soc. Biol. ParisL III, 509–510