Generally, water stress and low nutrient supply resulted in the lower grain nutrient concentration, and nutrient uptake and uptake efficiency.
水分胁迫和低肥处理减少小麦籽粒养分含量、(整株)养分吸收量和吸收效率。
Analysis of change of the nutrient concentration in porewater with depth indicates the relation between the oxidative-reductive conditions and the nutrient concentration.
对沉积物中孔隙水营养盐浓度随深度的变化分析，表明了沉积物孔隙水中营养盐浓度变化与氧化还原环境的关系。
Base on the relationships between nutrient concentration and water discharge and time, temporal models of nutrient transport can be built.
根据营养盐含量与流量的关系以及含量随时间的变化的关系，可以建立它们输送量的时间变化模型。
Several Suggestions on specialty fertilizer formula, nutrient concentration of compound fertilizer, and terms in national standard are presented from agronomy viewpoint.
对专用肥配方、复混肥的浓度、复混肥标准的一些规定从农艺角度提出一些意见。
The laboratory experiments mainly included the effect of nutrient concentration on phytoplankton growth, bioaccumulation and toxicity of heavy metals and petroleum hydrocarbon (PH) to phytoplankton.
实验室实验主要研究了浮游植物生长的营养盐浓度效应，石油烃和重金属对浮游植物生长的影响等。
The laboratory experiments mainly included the effect of nutrient concentration on phytoplankton growth, bioaccumulation and toxicity of heavy metals and petroleum hydrocarbon (PH) to phytoplankton.
实验室实验主要研究了浮游植物生长的营养盐浓度效应，石油烃和重金属对浮游植物生长的影响等。
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