浮萍

fú píng
  • duckweed;Lemna minor;lesser duckweed
浮萍浮萍
浮萍 [fú píng]
  • [duckweed] 旧大陆的一种浮萍科植物,一年生草本植物,叶子浮在水面,下面生须根。可入药

浮萍[fú píng]
  1. pH及无机氮化合物对小浮萍生长的影响

    Effect of Inorganic Nitrogen Compounds and pH on the Growth of Duckweed

  2. 而浮萍对Pb也有明显富集。

    In the duckweed , high content of Pb was also observed .

  3. 浮萍浮生在池塘中。

    Duckweeds float on ponds .

  4. Hg~(2+)胁迫对浮萍体细胞DNA一级结构和抗氧化酶系的损伤(英文)

    Damage to DNA primary structure and antioxidant enzymes in Lemna minor induced by hg ~ ( 2 + )

  5. 不同富营养化程度下Cd和百草枯对浮萍部分生理指标的影响

    Effect of paraquat and cadmium on some physiological indices of duckweed under different degree eutrophication

  6. 短日植物稀脉浮萍6746一般需要4个光周期诱导而开花。在4天的SD诱导中过氧化物酶活性明显增加,诱导4天时酶活性出现高峰,接着逐渐降低。

    During 4 SD induction the total activity of peroxidase increased , it reached peak on the fourth day and then decreased .

  7. 一种具有浮萍结构的单分子膜与Langmuir-Blodgett多层膜

    A New Kind of " Duckweed " Structure Monolayer and Its Langmuir-Blodgett Films

  8. 以经筛选得到的本地优势浮萍和水花生为研究对象,通过设置浮萍、水花生单种和浮萍-水花生混养等三种体系,考察了其对生活污水和稀释的牛场厌氧废水N、P的净化效果。

    With locally preponderant duckweed after selection and alternanthera philoxeroides cultivated in single species and accrete system , performance on removal efficiency of nitrogen and phosphorus in municipal wastewater and diluted anaerobically pretreated wastewater from a cattle farm were investigated .

  9. 浮萍叶绿素含量随着镉胁迫浓度的增加而降低,叶绿素a和叶绿素b含量的下降幅度随着铜浓度的增加而有所增加,叶绿素a/b比值随着铜浓度的增加而增加,说明叶绿素a降幅大于叶绿素b。

    Chlorophyll content of duckweed increased as the cadmium concentration decreases . Chlorophyll a and chlorophyll b contents were increased with the concentration of copper increased , the chlorophylla / b ratio increased with increasing copper concentration , indicating more decline in chlorophyll a chlorophyll b.2 .

  10. 在以浮水植物和沉水植物净化畜禽养殖废水时发现,浮水植物浮萍对养殖废水有很好的净化效果,其对COD去除率可达到43.83%,总磷的去除率达到95.95%。

    The results from livestock wastewater purification with floating and submerged macrophytes showed that the floating duckweed had better purification effect on wastewater and elimination rates were 43.83 % for COD and 95.95 % for total phosphorus .

  11. 模拟结果显示:浮萍塘中氮的去除主要通过硝化/反硝化作用实现,而有机氮沉降以及氨氮挥发作用对TN去除贡献仅为2.1%。

    The simulated results show that nitrification and denitrification were the major removal pathways for nitrogen in duckweed pond , and the removal contributions of organic nitrogen sedimentation and ammonia volatilization for total nitrogen removal were less than 2.1 % .

  12. 浮萍净化氮磷污水生长条件研究

    Growing conditions of five species of duckweed for nutrient-rich wastewater treatment

  13. 结合重金属前后浮萍的红外光谱比较

    Comparison of Infrared Spectroscopy between Native and Binding Metals ' Phytoplankton

  14. 利用浮萍净化氮磷污水机理及其优化工艺条件研究

    Research on Mechanism and Technological Conditions of Nitrogen-phosphorus Wastewater Treatment by Duckweed

  15. 阿特拉津对浮萍的毒理学效应及其降解代谢

    Toxicological Effects of Atrazine on Lemna Minor and Its Degradation

  16. Cu~(2+)对浮萍的毒性作用

    Toxicity Action of Cu ~ ( 2 + ) on Lemna minor

  17. 冬季浮萍放养体系对养猪场废水的处理效果

    Treatment of Swine Wastewater by Duckweed-based System under Winter Condition

  18. 用浮萍试验检测4种污染物的植物毒性

    Phytotoxicity evaluation of four pollutants by Lemna minor test

  19. 浮萍种群增长能力极强,主要通过生物量的增长实现对氮磷营养的吸收去除。

    Duckweed population grows rapidly and removes the nutrients mainly by biomass increasing .

  20. 打捞可提高浮萍净化水体的能力。

    The salvage of duckweed increased the purifying capacity .

  21. 浮萍污水处理系统对污染物的去除机制

    Removal Mechanism of Pollutants by Duckweed-based Wastewater Treatment System

  22. 首先,台湾旅美作家的浮萍悲歌。

    First is Taiwanese writers ' duckweed elegy .

  23. 浮萍与倒浮萍聚合物超薄膜结构与功能组装

    Duckweed and reversed duckweed polymeric ultrathin films : from molecular architecture to functional assembly

  24. 我是垂钓者的浮萍。

    I was a fisherman 's float .

  25. 抑藻圈试验、藻类生长试验和浮萍生长试验是常用的生物测试方法;

    Current bioassay methods include agar diffusion , algal and Lemna minor growth inhibition assays .

  26. 倒浮萍聚合物ES-3LB膜掠角反射-吸收红外光谱的研究

    A Multilayer Langmuir-Blodgett Film of Reversed Duckweed Polymer ES-3 Studied by Infrared Grazing Reflection-absorption Spectroscopy

  27. 浮萍塘中氮归趋模式模拟分析

    Study on Nitrogen Cycling and Transformations in a Duckweed Pond by Means of Modeling Analysis

  28. 浮萍在水污染治理中的应用研究

    Application of Duckweed on Water Pollution Treatment

  29. 浮萍净化氮磷污水的蛋白质生产能力及耐寒能力比较研究

    Comparative research on protein production capacity and freeze resistance capability of duckweed in nitrogen-phosphorus wastewater purification

  30. 一名男孩在中国浙江省的一条长满浮萍的江中戏水乘凉。

    A boy cools off in a river covered with duckweed in China 's Zhejiang Province .