1.
Nitrogen and phosphorus concentrations,N∶P ratio and resorption efficiency of leaves in different forest types
不同林分类型叶片氮磷含量、氮磷比及其内吸收率
2.
Influence of N/P Ratio on The Growth of Two Red Tide Algae
氮磷比对两种赤潮藻生长特性的影响
3.
The high rate of nitrogen and phosphorus is unfavourable to the photosynthesis of the phytoplankton.
过高的氮磷比不利于浮游植物进行光合作用。
4.
Study on Hazard Degree Assessment Method of Harmful Algal Blooms Disaster Based on N/P Ratios
基于氮磷比的赤潮灾害危险度评估方法研究
5.
Effect of C, N sources and m_C/m_N ratio on the phosphate solubilization of Aspergillus niger ML2 and ML4
不同的碳源、氮源及碳氮比对微生物溶磷的影响
6.
Effects of feed C/N ratio on biological nitrogen and phosphorus removal in spiral up-flow reactor system
进水碳氮比对SUFR系统脱氮除磷影响的特性分析
7.
CHANGES IN [N], [P] AND SPECIFIC LEAF AREA OF GREEN LEAVES OF LEYMUS CHINENSIS ALONG NITROGEN, PHOSPHORUS AND WATER GRADIENTS
羊草绿叶氮、磷浓度和比叶面积沿氮、磷和水分梯度的变化
8.
The optimum ratio of N:P:K should be 2. 1:1: 0. 4.
化肥氮磷钾比例应是2.1∶1∶0.4。
9.
Then,the best proportion for nitrogen,phosphorous and potassium was 3∶2∶4.
最佳氮、磷、钾质量比是3∶2∶4.
10.
To the Comparison of the Loss for Natural Soil s Nitrogen and Phosphorus;
太行山自然状态土壤的氮、磷流失比较
11.
The Effect of Different NPK Consistencies on the Growth of Cyclamen
不同氮磷钾配比对仙客来生长的影响
12.
Effects of Different Rational Ratio of N,P,K Fertilizer and Amount of N Fertilizer on Photosynthesis Character and Yield of Rice
氮磷钾配比及氮用量对水稻光合特性及产量的影响
13.
Seedling Nutrient Characteristic and Effect of Nitrogen Source and NPK Mixed Fertilizers on Populus Tomentosa;
毛白杨苗木营养特性及氮源和氮磷钾配比施肥效应研究
14.
Influence of N,P,K Ratio on Growth and Fruiting of Young Jujube (Zizypus jujuba) Tree
氮磷钾施肥比例对枣幼树生长和结果的影响
15.
Effects of NPK Ratio on Growth, Development, Yield and Quality of Flue-cured Tobacco;
氮磷钾配比对烤烟生长发育及产质量的影响
16.
Comparative Study on Phosphorus Removal and Denitriding Process for Sewage--Establishment of the Parallel AN/AO Process;
污水除磷脱氮工艺的比较研究——平行AN/AO工艺构建
17.
Influence of Different Ratios of Nitrogen,Phosphorus and Potassium Fertilizer to the Growth and Yield of L. barbaum L. in the Jingtai Irrigation Region
氮磷钾配比对景电灌区枸杞生长及产量的影响
18.
Comparison of Physiological Traits and Nitrogen and Phosphorus Removals of Nymphaea tetragona and Pontederia cordata
睡莲与梭鱼草的生理特性及脱氮除磷比较