1) pollen assemblages and vegetation communities
花粉组合与植被群落
2) pollen assemblage and plant community
花粉组合与植物群落
1.
The relationship between surface pollen assemblage and plant community shows that:1)the pollen assemblages from most of the forests and part of the shrubs seem to correspond well with the distribution of the pollen pr.
通过对兴隆山国家自然保护区不同植物群落40个样点的表土花粉组合特征、数量分析[分层聚类分析(HCA)和降趋势对应分析(DCA)],研究了花粉组合与植物群落的关系。
5) Vegetation Community
植被群落
1.
Relationship between vegetation community characteristics and its environmental factors in the west slope of Helan Mountain;
贺兰山西坡植被群落特征及其与环境因子的关系
2.
The results showed that recreation activities would influence the vegetation community structure and biomass to different degrees.
在湖南省天际岭国家森林公园内选取6个游憩点进行植被群落结构和生物量的调查,其中包括4条游径、1个烧烤场和1处游客休息地。
6) vegetation communities
植被群落
1.
The study of spatial and temporal variations on vegetation communities in Nanhui tidal flat of Changjiang Estuary by using remote sensing
基于遥感的长江口南汇潮滩植被群落时空动态变化
2.
With standard plots sampling method and scanning of "WinRhizo root analyzed system",root characteristics,root biomass,root carbon storage and soil carbon storage in six vegetation communities were studied in Hilly Red Soil Region.
采用标准地法和"WinRhizo根系分析系统"平面扫描,研究了红壤丘陵区六种典型植被群落的根系特征、生物量、固碳量及土壤碳储量。
补充资料：组合模式或组合振动
分子式：
CAS号：
性质：在红外光谱中通常出现很多的弱吸收，组合模式或组合振动系指对应于两个或多个基本振动频率之和起源，它的弱吸收于多原子分子振动态相互作用的振子的非谐性。与基频振动及倍频所引起的吸收相比，这些吸收是比较弱的。
CAS号：
性质：在红外光谱中通常出现很多的弱吸收，组合模式或组合振动系指对应于两个或多个基本振动频率之和起源，它的弱吸收于多原子分子振动态相互作用的振子的非谐性。与基频振动及倍频所引起的吸收相比，这些吸收是比较弱的。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条