Abstract:Soil environmental capacity is the maximum tolerable amount of pollutants inputed into a soil ecosystem,which still maintains its normal structure and functions. Mercury compounds have severe toxicity on soil ecosystems and human health, therefore investigation on soil capacity of mercury is of practical significance and theoretical value.This work is focused on soil ecology. Threshold values of mercury in meadow burozem were determined acceding to the comprehensive indexes, which were built up by us, e. g....