Fractionations and bioavailability of Cu, Cd and Zn in cultivated land
HAO Hanzhou, JIN Menggui, LI Ruiming, WANG Zhinong, HAN Binghua, ZU Wenpu
Ecology and Environmental Sciences . 2010, (1): 92 -96 .  DOI: 10.16258/j.cnki.1674-5906(2010)01-0092-05