常見例句雙語例句The study on biomass composition dynamics of community in degenerated steppe of Leymus chinensis after shallow ploughing;對退化羊草草原淺耕翻處理后植物群落恢復演替動態(tài)的研究結(jié)果進行了報道。Soil moisture was the major controlling factor for soil respiration in the steppe community, while it had almost no influence in the meadow community.土壤水分是草原群落土壤呼吸的主要限制因子,但對草甸群落的土壤呼吸變化卻基本沒有影響;Differences of the plant diversity of these three vegetation communities are little, and the species diversity and evenness of steppe community are less than those of arbor and shrub communities.三種植被群落在植物多樣性方面差異并不大,草原群落的物種多樣性和群落均勻度要略小于喬木林和灌木林群落。 返回 steppe community