[1] Univ Santiago Compostela, Engn Polytech Sch, Dept Soil Sci & Agr Chem, Campus Univ S-N, Lugo 27002, Spain
[2] Hunan Agr Univ, Coll Resources & Environm, Changsha 410128, Hunan, Peoples R China
[3] Univ Rovira & Virgili, Lab Toxicol & Environm Hlth, Sch Med, IISPV, Reus, Spain