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- Effects of soil mineral nitrogen on the environment under water-saving irrigation conditions 节水条件下土壤氮素的环境影响效应研究
- Runoff loss of soil mineral nitrogen and its relationship with grass coverage on Loess slope land 牧草覆盖对坡面土壤矿质氮素流失的影响
- Soil Mineral Nitrogen Loss in Surface Runoff and Sediment as Affected by Slope Gradient on Loess Slope 坡度对坡面土壤矿质氮素水蚀流失负荷的影响
- Spatial variability of soil mineral nitrogen of farmlands in different regions of Ningxia 宁夏不同地区农田土壤矿质氮的空间变异特征
- Experimental Analyses on the Effective Depth of Interaction of Runoff with Soil Mineral Nitrogen on the Loess Slope 径流与坡面土壤矿质氮素的作用深度研究
- Impact of rainfall intensity on soil mineral nitrogen loss by runoff on loess slope 降雨强度对黄土坡面矿质氮素流失的影响
- Effects of Pretreatment, Shaking and Conserving Method and Extracting Solution on Results for Soil Mineral Nitrogen 土壤矿质氮分析方法的影响因素研究
- soil mineral nitrogen quantity 土壤矿化氮素量
- soil mineral nitrogen test 土壤无机氮测试
- Soil mineral nitrogen 矿质氮素
- Study on Relationship Between Soil Mineralizable Nitrogen and Microbial Biomass Nitrogen in Paddy Soil under Long-term Fertilization 长期不同施肥措施水稻土可矿化氮与微生物量氮关系的研究
- Raison R J, Connell M J and Khanna P K.Methodology for studying fluxes of soil mineral -N in situ [J].Soil Bio. 田昆常凤来莫剑锋陆梅杨永兴.;原状土就地培养取样法定位研究田间土壤氮动态变化[J]
- At the same time, the study results of the relationship between soil microbial biomass nitrogen and mineralizable nitrogen are evaluated in this paper. 评价了土壤微生物体氮与可矿化氮的关系的研究结果。
- The factors affecting soil microbial biomass nitrogen and the relationship between soil microbial biomass nitrogen and mineralizable nitrogen are reviewed. 综述了影响土壤微生物体氮的因子，以及微生物体氮与可矿化氮之间的关系。
- The content of mineral nitrogen, nitrogen mineralization rate and wheat yield in EM compost treatment were increased compared to traditional compost treatments. 与传统堆肥相比，EM堆肥提高了土壤的矿质氮含量，提高了土壤的氮矿化率，增加了小麦产量。
- Many factors, such as apple cultivar, fruit maturity and size, temperature, the cultivated conditions, soil mineral content, storage condition, can affect the severity of apple watercore. 品种、果实成熟度、温度、栽培条件、果实大小、矿质营养、贮藏条件等因素影响苹果水心病的发生。
- There was a significant correlation between soil easily mineralizable nitrogen and microbial biomass nitrogen measured before planting with the net nitrogen mineralization and plant nitrogen uptake. 通过盆栽试验研究了土壤易矿化有机态氮和土壤微生物态氮与土壤净矿化氮及植物吸氮量之间的关系。
- The significant relationship was also found between the difference of easily mineralizable nitrogen before and after planting with soil net nitrogen mineralizable and plant nitrogen uptake. 结果表明，种植前土壤易矿化有机态氮和土壤微生物态氮以及种植前后土壤易矿化有机态氮的变化量均与土壤氮素净矿化量和植物吸氮量之间存在显著的相关性。
- Some plants push their roots deep into the soil. 一些植物的根深深长入土中。
- The N0 value, available nitrogen, hydrolizable nitrogen, amino acid-nitrogen and mineralizable nitrogen had very significant positive relation with nitrogen absorption contents of maize. 土壤N0值、碱解氮、酸解总氮、氨基酸态氮、可矿化氮与玉米植株吸氮量间呈极显著正相关；
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
