1.
Study on Weeds Community Structure and Its Control Technique in Tobacco Field;
烟田杂草群落结构及其防治技术研究
2.
Studies on the Structure and Dynamics of Arthropod Community in the Weed Habitat of Rice Ecosystem;
稻田生态系统杂草地生境节肢动物群落结构及其动态研究
3.
The communities of perennial herb are characterized by consociation with single synusia consisting of pure population, and the structure of bush community appear looser.
多年生草本群落常由纯种群构成单优群落，灌木群落结构松散。
4.
Study on Community Structure Characteristics of Yunwu Mountain;
云雾山天然草地群落结构特征的研究
5.
Study on Community Structure and Dynamics of Insects in a Ragweed Protecting Habitat
保护地豚草昆虫群落结构及动态研究
6.
The Study of the Weed Community and Chemical Control in Wheat Fields in Heze;
菏泽市麦田杂草群落构成及化学防除技术研究
7.
The Study of the Weed Community and Chemical Control in Wheat Fields in Taian;
泰安市麦田杂草群落构成及化学防除技术研究
8.
The study on the community of deciduous broad-leaf sundry-tree forest in Yangtian hill Qingzhou City;
仰天山落叶阔叶杂木林群落研究——群落组成及结构
9.
The Study on Community Characteristics and Species Distributing in Yunwushan Reservation;
云雾山草地群落结构与种群分布格局研究
10.
Study on the Function Group of Plant and the Structure Complexity of Different Foresrt Communities;
不同森林群落结构复杂性与植物功能群的研究
11.
The complicated vertical structure could be divided into tree layer, shrub layer and herb layer, as well as a definite number of interstratum plants.
群落垂直结构复杂,可分为乔木层、木层和草本层,并有一定数量的层间植物。
12.
Species composition of a Leymus chinensis+forbs community and standing biomass under over-grazed environment
过度放牧对羊草杂类草群落种的构成和现存生物量的影响
13.
STUDY ON THE BIRD COMMUNITY STRUCTURE IN THE FOREST-STEPPE TRANSITION ZONE
森林/草原过渡地带鸟类群落空间结构研究
14.
Studies on the Insect Communities Structure and Dynamics in the Several Herb Fields in Shangluo District;
商洛地区几种中草药田昆虫群落结构动态研究
15.
The Animal Community Structure and Diversity in Forest-steppe Ecotone;
森林—草原交错带动物群落结构与多样性研究
16.
The Influence of Haloxyfop-r-methyl Pollution on the Community Structure of Soil Animal;
盖草能污染对农田土壤动物群落结构的影响
17.
Preliminary Study on the Community Structure of Storage Insects of Juncus effuses L.Products in Wujiang Area
吴江地区蔺草制品仓储昆虫群落结构初步研究
18.
Effects of Acetochlor on Community Structure of Soil Animals in Farmland Soil
乙草胺对农田土壤动物群落结构的影响