fungal diversity造句

• In order to study am fungal diversity , representative soil samples were collected from fields in which various crop plants were grown in shandong and hebei provinces , and from heavy metal - contaminated soil in liaoning province
  具体结果如下：在河北省、山东省的农田土壤和辽宁省矿区重金属污染土壤中采集有代表性的土样，从中分离出am真菌7属33种。