1.
Study on Bioavailability of Residual Nitrate Nitrogen in Vagetable Soil
菜地土壤残留硝态氮的生物有效性研究
2.
Effects of Nitrogen Fertilizer Regulation on Vegetables Nitrogen Utilization and Soil Nitrate-N Residue
氮肥调控对蔬菜氮素利用及土壤硝态氮残留的影响研究
3.
Effect of Different Nitrogen Rates on Nitrogen Utilization and Residual Soil Nitrate of Spring Maize
不同施氮水平对春玉米氮素利用及土壤硝态氮残留的影响
4.
Effects of nitrogen rate on nitrogen uptake and utilization of winter wheat and residual nitrate in soil under straw mulch
秸秆覆盖条件下不同施氮水平冬小麦氮素吸收及土壤硝态氮残留
5.
Dynamics of Mineral N Residual in Dryland Soil and Its Affecting Factors;
旱地土壤残留矿质氮的动态变化及其影响因素
6.
Establishment of Extraction and Detection and the Residue Dynamics of Nitrobenzene in Soil;
土壤中硝基苯提取检测方法的建立及其残留动态的研究
7.
Relationship between soil nitrate,nitrogen balance and utilization in rainfed land
旱地土壤硝态氮与氮素平衡、氮肥利用的关系
8.
The Behavior of Residue Nitrate and Its Utilization by Plants in Agro-ecosystem;
农田生态系统中残留硝态氮的行为及植物利用
9.
Analytical Method of Residues for Bingqingxiao on Tobacco and Soil
30%病氰硝WP在土壤及烟草中的残留分析
10.
Influences of Cropping System on Soil Nitrate Nitrogen and Tobacco Nitride
种植制度对土壤硝态氮及烟叶氮化物的影响
11.
Nitrate-N Leaching in 23-Year Winter Wheat Field Combined with Application of Nitrogen and Phosphorus
小麦氮磷肥长期配施对土壤硝态氮淋溶的影响
12.
Study of Nitrogen Fertilization on Summer Maize Based on Soil Nitrate Nitrogen Test
基于土壤硝态氮测试的夏玉米氮肥施用研究
13.
Soil Nitrite Accumulation During Nitrification and Its Relationship with Soil Properties in Thirteen Soils of China
13种土壤硝化过程中亚硝态氮的累积与土壤性质的关系
14.
Effects of Different Nitrogen Fertilization Levels on Yield of Cucumber,the Soil Nitrate-N Accumulation and the Soil Solution Nitrate-N Concentrations
不同氮肥水平对黄瓜产量、土壤硝态氮累积及土壤水溶液硝态氮含量的影响
15.
Nitrite Accumulation and Influential Factors of in Soil Nitrogen during Nitrification Process
土壤氮素硝化过程中亚硝态氮的累积及其影响因素研究
16.
Effects of nitrogen fertilization on nitrate content of radish(Raphanus sativus L.) and soil nitrate leaching
施氮量对白萝卜硝酸盐含量和土壤硝态氮淋溶的影响
17.
Study on the Ecotoxicity of Roxarsone in Soils;
洛克沙胂残留对土壤的生态毒性研究
18.
Study on Residue Trends of Fipronil in Cabbage and Soil;
锐劲特在甘蓝与土壤中残留动态研究