syngenetic succession是什么意思

用法例句

Study on the joint toxicity experiment of fenvalerate and fipronil to protozoan community;

氰戊菊酯和锐劲特对原生动物群落的联合毒性试验研究

Experiments on Monitoring Pesticide pollution by Soil Animal Community;

农药污染对土壤动物群落影响的实验研究

Analysis on relationship between mosquitoes community and environment factors;

蚊虫群落与环境因素关系的地理信息系统分析

Diversity of Insect Communities by the Lakeside in Zhalong Nature Reserve;

扎龙自然保护区湖泊边昆虫群落多样性

The research on insect communities and diversity in Kongtong Mountain was made in the paper.

崆峒山昆虫群落的组成及生物多样性调查研究结果表明:(1)崆峒山有昆虫16目,107科,466属,909种。

Michelia chapensis is a rare and endangered tree species; its natural communities are scarce.

　乐昌含笑是中国特有珍稀濒危植物,天然群落稀少。

Composition and diversity of Acaroid mite community in house ecosystem of Huainan area.;

淮南地区屋宇生态系粉螨群落组成和多样性研究

Objective: To investigate the influence of different habitats on the diversity and composition of acaroid mite community in Huainan area.

目的:探讨淮南地区不同生境对粉螨群落的组成及多样性的影响。

Two techniques community monitoring and bioassay of biomonitoring were introduced in this paper,and the applications of this two methods in water environment assessment,water planning,disaster forecast,water quality monitoring,establishment of water quality standards and contamination discharge monitoring are s.

介绍了生物监测的两大类方法:群落监测和生物测试,总结了这两类生物监测方法在水环境评价、规划、灾害预报、水质监测、水质标准制定及污染物排放监测中的应用,并从技术、方法、结果应用等角度对生物监测在实际应用中存在的问题进行了讨论。

A study on the comparision of community characteristic between different age Metasequoia glyptostroboides plantations;

不同林龄水杉人工林群落特征比较研究

The protect countermeasure of wetland based on winter migrant bird s community characteristic;

基于群落特征的湿地候鸟保护对策

Study on Achnatherum splendens community characteristics and species diversity around Qinghai Lake;

青海湖地区芨芨草群落特征及其物种多样性研究

Community of Zooplankton and Assessment to Water Quality in Bohai Bay;

渤海湾浮游动物群落结构及水质生物学评价

Phytoplankton community in Suzhou Creek and its role as water quality monitor;

苏州河浮游植物群落结构及其对水环境的指示作用

Distribution of Youth Intestinal Flora and Analysis of Key Probiotics Community;

青年人肠道菌群分布及关键益生菌群落结构分析

The community characteristics of soil protozoa with pollution of compound sewage from Moguhu;

新疆石河子市蘑菇湖混合污水污染土壤中原生动物的群落特征

Comparisons among soil collembola community characteristics in relation to different vegetation restoration treatments in the moderate degraded grasslands in the Songnen Plain of Northeast China;

松嫩草原中度退化草地不同植被恢复方式下土壤跳虫群落特征比较

Studies on community characteristics of Pinus tabulaeformis and Quercus mongolica forest and its species diversity of Dongling district in Shenyang;

沈阳东陵区油松栎林群落特征及物种多样性研究