This paper probes into the NH 4 + N, NO 3 - N concentration dynamics on DMPP (3,4 dimethylpyrazole phosphate) in vegetable soils under fertilized condition with aerobic cultivation.

• 为进一步完善蔬菜硝酸盐污染的调控技术体系 ；采用好气培养法研究了新型硝化抑制剂 3；4 -二甲基吡唑磷酸盐 ( DMPP)对菜园土壤 NH4 +- N；NO3- - N含量的影响 .