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- Under glasshouse conditions, pot cultural experiment was conducted to seek critical phosphorus concentrations of wheat genotypes with phosphorus efficiency and inefficiency. 摘要利用温室盆栽试验,对不同磷效率小麦基因型进行了磷素营养阈值的研究。
- The effects of different phosphorus concentrations of water system on DTP, P-in-cell content of tissues (QP) and cell multiplication of Microcystis aeruginosa were studied in laboratory experiments. 通过室内模拟的方法研究了在磷质量浓度不同的水体条件下,在铜绿微囊藻水华形成过程中微囊藻的增殖特征及细胞内磷、可溶性磷的变化特征。
- At present, most studies are focused on dissolved phosphorus concentrations and distributions in our country, and little is known about the suspended paniculate phosphorus and the phosphorus dynamics. 目前我国的研究大多数侧重水体中溶解态磷的含量和分布,对水体中颗粒态磷的研究相对较少,对总磷的外部补充机制和内部循环机制等方面的研究还有待深入。
- The maximum glycerol yield of 53.44% was achieved at an optimal phosphorus concentration of 121.75mg/L, where the CSL concentration was 14g/L. 当玉米浆磷浓度为121·75mg/L(玉米浆浓度为14g/L),最大甘油转化率达到53·44%25。
- Irrigation cycle and spatial distribution of phosphorus concentration in soil/water were made in leek field of Fubaocun Village of Dianchi valley. 该文选择了昆明市滇池北岸福保村的韭菜地进行灌溉周期及土壤/水中磷的空间分布的调研,分析了福保村韭菜地磷污染的特征。
- The experiment showed that the absorption intensity was much greater than the release intensity in higher phosphorus concentration of upper water of surficial sediment. 可以看出当上覆水磷酸盐浓度较高时 ;吸附作用的强度远大于释放作用 .
- This paper presents a study of the effect of initial algal density and phosphorus concentration on the competition between Platymonas subcordiformis and Ulva pertusa. 本文以磷浓度和种群密度为变量,以亚心形扁藻为浮游微藻代表,采用实验生态学手段研究了大型海藻孔石莼与浮游微藻(亚心形扁藻)间的竞争。
- The phosphorus concentration of the sludges was>6%,and phosphorus removal factor was about 0.04, which was two times higher than that of the resular aerobic biological treatment. 污泥含磷量达6%25以上、除磷系数达0.04左右,是常规好氧生物处理的3倍。在系统除磷系数相同的条件下,进水碳磷比越高,磷的去除率越高。
- A fertilizer containing phosphorus compounds. 磷肥含有磷化合物的一种化肥
- No animal or plant can exist without phosphorus. 没有一种动物或植物离开磷能够生存。
- The character of phosphorus concentrations in rhizosphere soil of super-xerophytic shrubs 超旱生灌木根际土壤磷的含量特征
- Long-Term Relationship Between Phosphorus Inputs and Wetland Phosphorus Concentrations in a Northern Everglades Marsh 磷输入以及沼泽地湿地磷浓度
- Effects of various nitrogen and phosphorus concentrations on submerged culture of Pholiota adipose 碳、氮浓度对黄伞深层培养的影响
- Phosphorus concentrations in surface runoff and subsurface flow from agricultural catchments by the Yuqiao Reservoir 于桥水库周边农业小流域地表径流和亚表层流的磷素流失浓度特征
- Some of the concentrations are negligibly small. 某些浓度小到可以忽略不计。
- Suitable Phosphorus Concentration Level for Restoration by Duckweed 浮萍适合修复水体磷浓度范围的研究
- Freckles are simply concentrations of melanin. 雀斑不过是高浓度的黑色素。
- Phosphorus is essential to plant growth. 植物生长需要磷。
- A stick of phosphorus fell on the floor. 一块磷条掉在地上。
- The phosphorus burns vigorously in the air at once. 磷立即在空气中猛烈燃烧。