ЭлБиб

Pb added, mg/kg

Pb in soil solution ,jjg/l

Pb in leaves, mg/kg

Fig.2. Chlorophyll fluorescence as a function of (a, b)- dose of Pb for different

vegetation periods and forms of lead addition; (c) - Pb concentration in soil

solution, 2004; (d)- Pb content in leaves of

Dactylis glomerata,

2004.

Acknowledgements. This work was. supported by grants NWO

047.014.002 and INTAS 01-2213. We thank Dr. Michiel Rutgers for

his help in organization of analytical work in the National Institute for

Human Health and Environment (RIVM), Bilthoven, the Netherlands

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