查询词典 biota

Canalization, commercial development and pollution have resulted in a loss of aquatic biota and bankside vegetation in the lower reaches of many rivers. Wetlands have been lost to agriculture for grain production and grazing.

开凿运河，商业开发和污染造成了许多河流下游水生生物和河岸植被的减少，湿地被用于农业，变成了农田和牧场。

Air, water and soil pollutants (S7)Canalization, commercial development and pollution have resulted in a loss of aquatic biota and bankside vegetation in the lower reaches of many rivers.

环境关系开凿运河、商业开发和污染造成了许多河流下游水生生物和河岸植被的减少，湿地被用于农业，变成了农田和牧场。

As we know, it is very difficult to make an exact correlation between the marine and terrestrial biota.

我们面临的一个很大困难在于如何才能保证海相与陆相生物群之间的精确对比。

Soil biota can change the physical, chemical and biological characters of soil in different ways.

土壤生物以不同的方式改变着土壤的物理、化学和生物学特性。

They have had serious effects upon the biota of stream.

它们对河流中的生物群体产生严重影响。

It is now clear that habitats and biota do frequently change.

现在已经清楚，生境和生物群确实经常变化。

Wetland is one of ecosystems with important environmental functions and habitats for various biota on the earth.

湿地是地球上具有重要环境功能的生态系统和多种生物的栖息地之一。

Also, habitats are subject to changes in their biota: for example, invasions of species from other areas.

栖息地也受其生物群变化的影响。例如，从其他区域来的物种的入侵影响栖息地。

It is better to look upon migration as a kind of chance given by habitat than as a kind of ability of biota itself.

迁移与其说是生物自身的一种能力，倒不如说是环境给予的一种机会。

Marine water, sediment, and biota samples were collected for analysis of PPTSL chemicals.

海洋水，沉积物和生物样品的分析PPTSL化学品。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。