The purpose of this study was to conduct a targeted investigation and systematic evaluation
of soil heavy metal pollution in 150 fields in a regional scale wheat-maize cropping system …

Soil pollution by heavy metals can cause continuing damage to ecosystems and the human
body. In this study, we collected nine fresh topsoil samples and 18 maize samples (including …

As a major agricultural province in China, it is necessary to study the content of heavy metals
in farmland soil and crop in Jilin Province and to evaluate the risks to ecology and human …

Abstract Tongguan, Shaanxi Province was found to suffer the influence of mining activity.
The contamination status of Hg, Cd, Pb, Cu, Zn and As in both farmland and main crops …

The study evaluated eight heavy metals content and soil pollution from agricultural soils in
northern China. Multivariate and geostatistical analysis approaches were used to determine …

Heavy metal pollution has seriously endangered human health and food security. In order to
explore the dynamic changes of heavy metals in soil in different periods, a total of 95 surface …

Soil pollution significantly reduces environmental quality. In this study, farmland soil samples
were collected from 25 sites in Baghrash County, Northwest China; and the concentrations …

Concentrations, distribution, sources, and ecological risk of seven heavy metals including
chromium (Cr), nickel (Ni), copper (Cu), zinc (Zn), lead (Pb), cadmium (Cd), and mercury …

A total of 224 agricultural soil samples from Huanghuai Plain in China were investigated for
the concentrations of seven heavy metals (As, Cd, Cr, Hg, Ni, Pb, and Zn). The mean …

Background Dayu County, a major tungsten producer in China, experiences severe heavy
metal pollution. This study evaluated the pollution status, the accumulation characteristics in …