查询词典 Potamogeton

To transplant Elodea nuttallii,Potamogeton crispu in winter when water level is lower and its transparence is higher than other season is an effective way to establish pioneer submersed plant community.

利用冬季水位低、透明度相对高的时机种植伊乐藻、菹草等这些适合冬春季生长的沉水植物是建立沉水植物先锋群落的一个有效途径。

The objective of the experiment was to determine the best growth habitat of Potamogeton malaianus and provide scientific basis for ecological restoration of submersed vegetation in Lake Taihu.

生长的影响，试图探询太湖马来眼子菜的最佳生长习性，为太湖进行沉水植物生态修复提供科学依据。

For the following three kinds of submerged hydropgytes, Eremochloa ophiuroides, Potamogeton crispus L and Ceratophyllum demersum, the phosphorus release amounts per g hydrophytes were high, thus the harvest should be carried out to avoid the phosphorus content in water increased caused by the release from hydrophyte during the decay period.

对于沉水植物蜈蚣草、菹草和金鱼藻而言，单位质量植物的磷释放量较高，需要及时进行收割以避免植物溶解释放引起含植物的土地处理与修复系统中水相磷浓度的升高。

The soak test was made for Eremochloa ophiuroides, Potamogeton crispus L and Ceratophyllum demersum selecting from common submerged plant that planted in barrel indoor. The contaminants release rule induced by dissolution of plant's tissue was inspected. The result shows that the quickest release happened within the first 8 hours.

选取在室内水缸中培养的常见沉水植物——蜈蚣草、菹草和金鱼藻进行浸泡试验，考察植物类型对因植物组织溶解而导致的污染物释放的影响。

There were five species of perennial weeds, i. e. Potamogeton distinetus , Sagittaria pygmaea , Eleocharis plantagine f ormi , J uncellus serotinus , and Seirpus planiculmis in the system.

结果表明，眼子菜、矮慈姑、野荸荠、水莎草、扁秆藤草等5种多年生杂草种子和块茎主要分布在0～15cm耕作层内，并以营养繁殖为主。

With the increasing of water lever, Myriophyllum spicatum increased the plant height, allocated more biomass to their leaves and decreased the allocation to roots and stems. However, Potamogeton maackianus allocated most biomass to their stems and decreased the allocation to leaves and roots.

实验发现：随着水位上升，狐尾藻株高也增加，并且将更多的生物量分配到叶片部分，减少对根和茎的资源投入；而微齿眼子菜则将生物量大部分投入到茎杆，减少对叶片和根的资源分配。

The results show that water depth has a greater effect on the growth of Potamogeton malaianus than sediment type.

结果表明：(1)水深对马来眼子菜的影响比底质的影响大。

Test results showed that the concentration of total nitrogen and total phosphorus to Potamogeton perfoliatus L seed germination different effects.

试验结果表明，不同浓度的总氮和总磷对穿叶眼子菜种子的萌发有不同的影响。

Any of various submerged or floating aquatic plants of the genus Potamogeton having inconspicuous flowers borne in small spikes.

水池草一种在水中或浮在水面的眼子菜属水生植物，有生成小穗的不显眼花朵

The cadmium toxicity and its selenium relief on the cultivation of Potamogeton maackianus were studied.

研究了黄丝草培养过程中的Cd毒害及其Se的缓解作用。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。