biotic community

Which is , does it make us better citizens of the biotic community ?

也就是，它能使我们在这个生物群体中变的更好吗？

Control impact of rice-duck ecological structure on harmful biotic community of rice fields

稻鸭生态结构对稻田有害生物群落的控制作用

Measurement of biotic community diversity VI : the statistical aspects of diversity measures

生物群落多样性的测度方法VI：与多样性测度有关的统计问题

Artificial reef has the impacts on adjoining environment and biotic community .

人工鱼礁对邻近理化环境、生物环境产生影响。

Analysis on Impacts of Soil Micro - biotic Community by Transgenic Crops and Engineered Microorganisms

转基因作物和工程菌对土壤微生物群落影响的浅析

The enterprise cluster , which possesses some behavioral traits of the biotic community , is a social ecological system .

企业集群有着生物群落的行为特征，它本身就是一个社会生态系统。

Consistency of biotic community and eco logicaI environment is a basic element of ecosystem .

生物群落与生态环境的统一性是生态系统的基本特征。

The Sense of the Biotic Community Encoded in Willa Cather 's Works

薇拉·凯瑟作品中的生物共同体意识

Under stable operation conditions , biotic community with relatively stable microorganism biomass and microbial activity was gradually developed in wetland substrate .

在湿地运行条件相对稳定的情况下，湿地基质中会逐渐形成数量和活性比较稳定的生物群落。

Diversity of river fOrm is the core of ecological environment of river basin ecosystem , and base for the diversity of biotic community .

河流形态多样性是流域生态系统生态环境的核心，是生物群落多样性的基础。

The decisivenfactors of aggregation are stability of animal quantity , diversity of biotic community , complexity of landscape and sickly foci .

其聚集性是由宿主数量的稳定性、生物群落的多样性、景观的复杂性及疫点的多发性所决定。

It insists on taking the stability of the whole " biotic community " as theoretical goal , taking ecological values as theoretical basis , taking moralism as theoretical foundation .

它主张以“生物共同体”的整体稳定为其理论目的，以生态价值为其理论基础，以道义论为其理论根据。

Based on the concept of biotic community in Biology , a 3-layer model named community-population-individual was proposed . Meanwhile , a parallel genetic algorithm based on learning mechanism ( PGABL ) was developed on this model .

基于生物学群落的概念，提出了一个群落种群个体的三层模型，并在该模型上发展了一种基于学习机制的并行遗传算法（PGABL）。

This shows a kind of possibility that the standing crop of phytoplankton can be decreased by changing biotic community structure . this way avoids the danger of eutrophication , and reaches the aim of improving the quality of water .

这提供了一种可能：可以通过改变水体生物群落结构来减少浮游植物的现存生物量（standingcrop），从而避免富营养化的危害，达到改善水质的目的。