植物的

NH〓-N adsorption capacity of zeolite in unplanted system was higher than in planted system because of assimilation of plant.

由于植物的吸收作用，无植物系统沸石表面吸附的NH〓-N要多于有植物系统。

Studies this kind of plant the scientist regards as the vegetable kingdom most complex plant the hemp, because it contains 400 active chemical compositions and the compound.

研究这种植物的科学家将大麻视为植物王國最复杂的植物，因为它包含四百种活跃化学成分与化合物。

The roots of many orchids and other epiphytes developed a sheath of dead cells, the velamen, which helps to absorb water from the atmosphere.

许多兰科植物的根和一些附生植物的死细胞鞘以及根被都可以帮助植物从空气中吸收水分。

The results showed that there were 52 families 159 species colored-leaf plants in Hangzhou City, and mainly including Anacardiaceae, Aceraceae, Rosaceae, Celastraceae, Berreridaceae, and Ulmaceae and so on.

彩叶植物在园林绿化中扮演了越来越重要的角色，为了解杭州市彩叶植物种类及园林应用现状，于2007年9月至2008年10月分别对杭州市彩叶植物的种类和园林应用情况进行了调查。

The result of experiment in 2000 year and 2001 year suggests that primary productivity of Miyun Reservoir is decided by group constitution and cell density of phytoplankton. The character of nutrition is phytoplankton-responding type. The group structure belongs to Chlorophyta (51.64%)-Bacillariophyta (-28.68%) type.

2001年调查结果显示，密云水库初级生产力主要决定于浮游植物的群落结构和细胞密度，营养特征为浮游植物响应型，浮游植物的群落结构为绿藻(51.6％)一硅藻(28.7％)型。

In this paper,the authors summarize studies on the origin of Boehmeria and advances in the study of genetic relationships of Boehmeria using morphological, chromosomal, isozyme and DNA marker techniques. The authors also put forward the future direction.

本文概述了苎麻属植物的起源中心以及植物形态学、染色体、同工酶与DNA分子标记等研究方法在苎麻属植物亲缘关系的研究进展，并对今后开展这方面研究提出了几个重要问题。

An out crossing plant needs to transfer its pollen to the stigma of a conspecific plant, and receive pollen from a conspecific.

异型杂交植物需要将其花粉转移到同种植物的柱头上，并接受同种植物的花粉。

An out crossing plant needs to transfer its pollen to the stigma of a conspecific plant, and receive pollen from a conspecific.

传粉异型杂交植物需要将其花粉转移到同种植物的柱头上，并接受同种植物的花粉。

The members of it are distributed throughout the monsoon region of eastern Asia, with a single species of Croomia in the southeastern United States.

该科植物的雄蕊和花被片为4或5数，这在单子叶植物中非常特殊；叶为多变的网状脉；其中濒危植物黄精叶钩吻属为东亚-北美间断分布，呈现古老性。

It was estimated that there are 29500 epiphytic species, including 24000 vascular epiphytes that account for 10% of the total vascular species in the world.

在全球范围内估计有29500余种附生植物，其中维管束附生植物的种类高达24000种，约占总维管束植物种类的10%。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。