Primary producer

And the change of these two environment factors will inevitably affect the algae which is the most important primary producer .

这两个环境因素的改变必然会对地球上最重要的初级生产者藻类产生影响。

Marine phytoplankton is the primary producer in ocean and plays an important role in energy flow and nutrient cycling of marine ecosystems .

海洋浮游植物是海洋的初级生产者，作为海洋食物网中的基础环节，在海洋生态系统中的能量转化和物质循环过程中起着重要作用。

Southern China is the primary producer of rice .

水稻主产于南方。

The primary producer ( plants ) can absorb CO_2 through photosynthesis , being the main approach to decrease atmosphere [ CO_2 ] .

陆地生态系统中的生产者（绿色植物）通过光合作用吸收CO2，是降低大气CO2浓度的主要途径之一。

Urban green space , as the primary producer of urban ecological system and the controller of urban ecological balance , plays an important role in urban environment regulation .

作为城市生态系统的初级生产者，也是城市生态平衡的调控者的城市绿地，对城市的环境的调节有着举足轻重的地位。

As the most important primary producer in the marine ecosystems , phytoplankton influences the marine environments and the living marine resources enormously .

浮游植物作为海洋生态系统中最重要的初级生产者，对海洋生态环境和海洋生物资源影响巨大。

Phytoplankton in the sea is the main primary producer and energy transducer in ocean ecological system , and also the base of the primary productive forces .

海水中的浮游植物是海洋生态系统中最主要的初级生产者和能量的主要转换者，它是初级生产力的基础。

Grassland vegetation , which is the primary producer in grassland ecosystem , has very serious effect on regional climate and even global climate and environment change .

草地植被是草地生态系统中的第一性生产者，对区域甚至全球气候和环境变化具有很大的影响。

As the dominant natural component and primary producer , greenbelt system play key role on improving environmental quality , regulating ecological balance , and maintaining ecological security .

城市绿地作为工业区生态系统中主要的自然成分和初级生产者，在改善环境质量、调节生态平衡、维持生态安全上具有不可替代的作用。

From the primary producer , primary customer , senior customer to decomposer , Luoping Biota has a healthy food chain .

罗平生物群的生物具备了从初级生产者到初级消费者，再到高级消费者，最后再到分解者的全部类别，已经形成了一个健康完整的食物链。

In course of the energy flow , the proportion of total flow originating from detritus is 48 % , and from primary producer is 52 % .

在能量流动过程中，直接来源于碎屑的比例占总流量的48%，而直接来源于初级生产者的比例为52%。

The microalgae are the key primary producer of Antarctic biological chain , and the Antarctic ice algae are good indicator species for the ecological environment .

南极生物链中的关键初级生产力是微藻，南极冰藻是极好的生态指示种。

Species identification and quantitative analysis of marine phytoplankton , the primary producer in marine ecosystem , is a basic and necessary work in many research and application fields of marine science .

浮游植物是海洋生态系统的初级生产者，对其种类的分类鉴定和定量分析是海洋科学研究和应用的基础性工作。

As a primary producer of urban ecosystems , urban forestry associated with human settlements closely and play an important role for the improvement of urban environmental quality , ensure sustainable development of urban systems .

城市森林作为城市生态系统的初级生产者，与人居环境密切相关，对于改善城市环境质量、保证城市系统的可持续发展具有重要作用。

As pollution of pesticides is known more heavier , more attentions are paid to pesticides toxicity to algae , primary producer of ecosystem , and their toxic mechanism .

随着对农药污染认识的深入，农药对生态系统的初级生产者&藻类毒性以及毒性机制的研究不断增多。

Phytoplankton is the main food to the bivalve filter-feeders and the marine primary producer , so the impacts on the phytoplankton community by scallop culture deserve studying .

浮游植物是滤食性贝类的主要饵料，也是海洋主要的初级生产者，因此研究贝类养殖对浮游植物群落的影响具有重要的科学意义。

Previous suppliers included companies such as ASUS or Foxconn , although Quanta is the primary producer of the aluminum-unibody housings featured in the majority of MacBook offerings .

而过去，虽然广达是市面上具备整体铝材外壳制造技术的最大代工商，但苹果笔记本一直是交由包括华硕，富士康等公司在内的一些代工商一起代工。

Submerged macrophytes are large aquatic plants with the whole body or most of it sinking in the underwater . They act as the main primary producer in aquatic ecosystem , which is an important constituent part .

沉水植物（submergedmacrophytes）是指植株全部或大部分沉没于水下营固着生活的大型水生植物，是水生态系统的重要组成部分和主要的初级生产者。

Phytoplankton is the most important primary producer in the estuary ecosystem , and also a basic link of marine food chain . It influences on the material circulation and energy flow . Phytoplankton biodiversity is closely related to marine ecosystem stability .

浮游植物是河口生态系统中重要的初级生产者，是海洋食物链的基础环节，影响着整个食物链的物质循环和能量流动，浮游植物的多样性与海洋生态系统的稳定性有着密切的联系。

By using network analysis , the system network was mapped into a linear food chain , and six discrete trophic levels were found , with a mean transfer efficiency of 12.3 % from detritus , and 12.2 % from primary producer within the ecosystem .

生态网络分析表明，系统的能量流动主要有6级，来自初级生产者的能流效率为12.2%，来自碎屑的转换效率为12.3%，平均能量转换效率为12.2%。

The algae is the primary producer in water . It shows in many researches that the algae has a strong enrichment ability to many metals . The algae could be applied in removal and recycle of the metals in the industrial sewage widely .

藻类是水体中的初级生产者，大量研究表明藻类对许多金属具有较强的富集能力，可广泛应用于工业污水中金属的去除与回收。

Based on the relationship among each nutrient class in food web , they may primarily be divided into four nutrient classes , i.e. , primary producer ( marine plants ), phytophage animals and miscellaneous feeding habit animals , low and middle carnivorous animals , high class carnivorous animals .

根据食物网中各营养级的相互关系，初步划分为4个营养级，即初级生产者（海洋植物）、草食性动物和杂食性动物、低级肉食性动物和中级肉食性动物、高级肉食性动物。

As the primary producer of organic compounds in the marine environment , seaweeds have been proven to be a very rich source of various chemical constituents with interesting biological activities in antibiotic , antioxidant , antitumour , antiviral , immuno-modifying , and enzymatic inhibitory assays .

作为海洋中有机物的原始生产者，海藻含有多种生物活性物质，包括抗肿瘤、抗病毒、抗菌活性物质、抗氧化剂、免疫调节剂、酶抑制剂等。

Nitrogen fixing cyanobacteria are the major primary producer in some terrestrial ecosystems , which are in extreme environment or lack of nitrogen nutrition . The productivity and nitrogenase activity of nitrogen fixing cyanobacteria , which may be changed in the future environment , will affect these ecosystems significantly .

陆生固氮蓝藻是某些极端环境及氮源营养缺乏生态系统中的主要初级生产者，未来环境变化如何影响其生产力和固氮活性对这些生态系统将产生重大影响。

RUSAL is the second largest primary aluminium producer in the world .

RUSAL是世界上第二大初制铝的生产厂家。