Furthermore,the available Cu and Zn(besides BDM) were increased,whereas available contents of Fe,Mn were obviously lower than contrast;pH (besides CS) was increased,EC(besides BDM) was declined.

• 此外,铜制剂的施用增加了土壤中有效铜、锌(BDM除外)含量,而有效铁、锰含量降低。