hydrilla

常見例句

• A submersed Old World Plant(Hydrilla verticillata) having whorled,lance-shaped leaves and unisexual,solitary,axillary flowers.
  軟水草一種生在水中的東半球植物（黑藻黑藻屬），葉片呈螺紋形、矛狀，雌雄異株，花為單生、腋生
• A submersed Old World Plant(Hydrilla verticillata)having whorled,lance - shaped leaves and unisexual,solitary,axillary flowers.
  軟水草一種生在水中的東半球植物(黑藻黑藻屬)，葉片呈螺紋形、矛狀，雌雄異株，花為單生、腋生
• A submersed Old World Plant(Hydrilla verticillata) having whorled, lance-shaped leaves and unisexual, solitary, axillary flowers.
  軟水草一種生在水中的東半球植物（黑藻黑藻屬），葉片呈螺紋形、矛狀，雌雄異株，花為單生、腋生
• Every seedling organs are of aerenchyma, etc.All of these characters are similar to Euryale ferox, Alisma orientale and Hydrilla verticillala.
  種苗的各器官中均有發(fā)達(dá)的通氣組織等基本上與芡、澤瀉和黑藻相似。
• The results show as follows: (1) Elodea nattalii and Hydrilla verticillata have strong capacity of purification on nitrogen and phosphorus , etc.
  在實驗室條件下.;對伊樂藻及輪葉黑藻凈化養(yǎng)魚污水的能力進(jìn)行了比較研究。
• Relative analyses indicated that nutrition status of sediment is very important for the growth of Hydrilla verticillata.
  相關(guān)分析表明，底質(zhì)營養(yǎng)狀況是影響黑藻生長的重要因素。
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