查询词典 phytoplankton

According to the aquatic ecosystem investigations in October of 2003 and April of 2004, the composition and quantity of phytoplanktons after impounding of the Three Gorges Reservoir were studied. We discussed the influence of water dynamics condition, water nutrient level on the phytoplankton components and quantity.

根据2003年10月和2004年4月的水生生物调查，对三峡库区二期蓄水后的浮游植物组成与分布变化进行研究，探讨水力学与营养盐条件变化对库区浮游植物结构与数量的影响。

Hill-reservoir has a short retention time; its phytoplankton community was characterized by low abundance and no obviously dominant species. The zooplankton was predominated numerically by rotifer and nauplii.

山地型水库具有较明显的河流特征，浮游植物的种类数和细胞密度均较低，有较多的河流种，无明显优势种；浮游动物的种类和数量很低，以轮虫和桡足类幼体为主。

In the periods of peak zooplankton abundance, that is, in the late spring and in the summer, Haney recorded maximum daily community g razing rates, for nutrient-poor lakes and bog lakes, respectively, of 6.6 percent and 114 percent of daily phytoplankton production.

3+ 在浮游动物数量激增的高峰期，亦即在春季后期以及夏季，哈尼记录了最大程度上的每日群落食草比率，对于营养物不充足的湖和沼泽湖而言，分别为每日浮游植物繁殖量的6.6%和114%。

Eventually, currents and upwelling from the depths bring the dead stuff back to the top, where it stimulates more phytoplankton growth.

最终，来自深层的水流和上升流会将死物质带到表层，并刺激更多的浮游植物生长。

BIO-ENV revealed that water temperature was the strongest influence on the changes of phytoplankton assemblages.

BIO-ENV结果显示海水温度是影响本海域浮游植物组成最主要的因子。

These results showed there were complicated relationship among phytoplankton,mirozooplankton and copepods and the ultimate effects was determined by various factors.

生长率和摄食率的变动具有明显的季节性，同水温具有显著的正相关性，摄食率的大小亦同chla浓度间具有显著的相关性。

The diatoms, which are the main components of phytoplankton,may be found down to 80 m.

硅藻类构成浮游植物中的主要组分，大约可在水下80m处生存。

Diatoms are one of the largest forms of phytoplankton and the only form having glass-like cell walls made of silica.

硅藻是浮游植物的一个大种类，是唯一拥有像玻璃一样的硅细胞膜的藻类。

Many theories have been formulated to explain the role of grazers such as zoo-plankton in controlling the amount of phytoplankton in lakes.

许多理论已经被制定解释吃草的动物，像是动物园的角色-在湖中控制大量的浮游植物方面的浮游生物。

That excluded grazers from regions of high phytoplankton concentration.

相反的观察，即在浮游植物群落高度集中的地方缺乏食草动物的现象，使哈笛提出了他的&动物排除&理论，该理论假设浮游植物群落能产生一种驱虫剂赶走在浮游植物高度集中区域内的食草动物。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。