处理编号
材料类别
叶面喷施纳米硅藻土的量
CK
污染土壤 + 常规肥
等量清水
C1
25 mg纳米硅藻土,加水稀释到720 mL
C2
50 mg纳米硅藻土,加水稀释到720 mL
C3
75 mg纳米硅藻土,加水稀释到720 mL