Five individual pretreatment methods,including three widely-used protocols (heat,acid and base) and two novel attempts (ultrasonic and ultraviolet),were conduct
We evaluated the distribution and accumulation ofCd,Cr,Cu,Ni,Pb and Zn in two plant species (Scirpus tripueter Linn.and Cyperus malaccensis Lam.),in water and s
The rapid development in Beijing,the capital of China,has resulted in serious air pollution problems.Meanwhile great efforts have been made to improve the air q