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Samples taken at Cedar Creek, Minnesota, showed that the above-ground parts of cattail [Typha angustifolia] and maize ecosystems contained much the sa...Read more
Above-ground parts of maize and Typha angustifolia ecosystems contained 2.8 and 4.4 µc 90Sr/ha, amounts similar to those found in pastures where most ...Read more
In late 1959 the above-ground parts of cattail and maize ecosystems contained 4.4 and 2.8 µc/ha Sr90 respectively, much less than the annual fallout. ...Read more