dmpp

Results showed that DMPP can reduce soil nitrate leaching significantly .

结果表明，DMPP能够显著减少土壤硝酸盐的淋失。

Effect of DMPP on Inorganic Nitrogen Runoff Loss from Vegetable Soil

DMPP对菜地土壤氮素径流损失的影响

DMPP can improve the yield of maize , especially on the nitrogen recovery rate .

DMPP对提高玉米氮肥利用率有显著效果。

Effect of DMPP on Inorganic Nitrogen Transformation and Leaching in Vertical Flow of Simulated Soil Column

DMPP对氮素垂直迁移转化及淋溶损失的影响

Ammonia Volatilization Loss Character of Urea with DMPP Addition and Its Controlling Strategy

含DMPP抑制剂尿素的氨挥发特性及阻控对策研究

Effect of Nitrification Inhibitor DMPP on NH_4 ~ + - N and NO_3 ~ & N Content in Vegetable Soil

硝化抑制剂DMPP对菜园土壤铵态氮与硝态氮含量的影响

The results showed that DMPP had no influence on the denitrifying enzyme activity and indicated that the denitrification process was not influenced by DMPP .

对DMPP作用下土壤反硝化酶的测定表明，DMPP对反硝化酶无显著影响，说明DMPP在使用中不会影响土壤中的反硝化过程。

The research of DMPP in different soil temperature and humidity conditions shows that : nitrate content in soil corresponding to the lower concentration of DMPP treatment is lower than the control treatment .

在不同土壤温度和湿度条件下对DMPP的研究结果表明：较低浓度的DMPP处理的土壤中硝态氮的含量就低于对照处理。

Results were shown as follows : 1 . Effects of DMPP on nitrate and potassium leaching in the sandy soil and clay soil were investigated by using the soil column .

通过室内模拟土柱法研究了硝化抑制剂DMPP对两种不同质地土壤中硝酸盐（NO3~&N）和钾（K）淋失的影响。

Effects of Different Ratios of Basal Application to Top Dressing of Ammonium Sulphate Nitrate ( ASN ) Fertilizer with DMPP on Nitrate Accumulation and Quality of Greengrocery

含DMPP硫硝铵不同基追肥比例对小青菜硝酸盐累积及品质的影响

Compared with the treatment without DMPP , nitrogen recovery rate was improved by 13 . 4 % in the treatment adding DMPP on conditions top-dressing with top-dressing and lower application rate .

在氮肥追肥、低施氮量的情况下，与未添加DMPP的处理相比，施用DMPP的处理氮肥利用率提高了13.4%。

No obvious difference is found on NH ~ + _4-N concentrations collected from deep layer soil solution under 20 cm between regular urea and the urea added with 1 % of DMPP .

20cm以下深层土壤水铵态氮的浓度与未加DMPP的处理无显著差异，并没有明显导致铵态氮的垂直迁移；

The influences of nitrification inhibitor ( NI ), 3,4-dimethylpyrazole phosphate ( DMPP ), on nutrient-supplying of vegetable soil were studied by performing a35 days aerobic culture experiment .

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）对菜园土壤养分肥力的影响。

The inhibition rate of DMPP was significantly bigger than DCD ( p0.05 ) with the same use amount , the lower concentrations of DMPP can provide sustained and stable effect of nitrification inhibition . 3 .

而同等用量的硝化抑制剂相比较，DMPP的硝化抑制率显著高于DCD处理（p0.05），较低浓度的DMPP就可提供持续稳定、经济环保的硝化抑制作用。

In an undisturbed column experiment , the nitrogen leaching losses in the powder soil and blue clayey paddy soil was studied by applied urea with new nitrification inhibitor 3,4-dimethyl pyrazole phosphate ( DMPP ) .

采用小粉土和青紫泥原状土柱种植青菜，研究了尿素添加DMPP（3,4-二甲基吡啶磷酸盐）硝化抑制剂对土壤氮素淋失的影响。

Interestingly , the nicotinic agonists nicotine ( NIC ) and dimethylphenylpiperazinium ( DMPP ; 0.1 ~ 10 μ M ) had no effect on release .

有趣的是，烟碱激动剂尼古丁（nicotine）和DMPP对ACh的释放并没有明显的影响。

ASN + DMPP and urea + DMPP could evidently reduced nitrate accumulation in stems and leaves , especially stems . The inhibition effect of ASN + DMPP was greater than urea + DMPP .

urea+DMPP、ASN+DMPP明显减少茎叶、特别是茎中硝酸盐积累，抑制幅度以ASN+DMPP较大。

Nitrification inhibitor DMPP , DCD , AM , and TU had different levels of impact on the soil urease activity , nitrate reductase activity and nitrite reductase activity , which had the nitrogen conversion effect through influencing the activity of soil nitrogen transformation process .

硝化抑制剂DMPP、DCD、AM和TU对土壤中的脲酶、硝酸还原酶和亚硝酸还原酶均有不同程度的影响，并且通过影响土壤不同酶活性的变化而对该过程中氮素的转化起作用。

In the sandy soil soil , compared with urea and ASN , urea + DMPP and ASN + DMPP reduced the accumulative nitrate leached 15.48 mg , 51.42 mg , and by 51.29 % , 55.32 % , respectively ;

在砂土中，urea+DMPP、ASN+DMPP处理硝酸盐淋失量分别比urea、ASN减少15.48mg、51.42mg，减少率分别为51.29%、55.32%；

A systematic research was made on the DMPP for its effect on the nitrification and denitrification bacteria in the paddy soil . Through the experiments , different dosage DMPP were added into the two soil ( qingzini , huangbantu ), the typical Taihu Lake Basin paddy soils .

本文以太湖流域两种典型稻田土壤（青紫泥、黄斑土）为对象，通过模拟试研究了DMPP对稻田土壤硝化与反硝化细菌数量与结构的影响。