| radiocaesium contamination of meadow vegetation--time-dependent variability and influence of soil characteristics at grassland sites in austria. | long-term trends of 137cs and 40k concentrations in meadow grass and soil-plant transfer data at eight different sites in upper austria are presented. geometric means of 137cs tf-data and tagg values vary between 0.03-1.06 and 0.0005-0.0184 depending on site, respectively. 40k results are less variable with tf values covering a range of 0.31-2.01. only at one site was a significant decrease of 137cs concentration (decay-corrected) in meadow vegetation observed during the observation period 1992- ... | 2002 | 11814163 |