community biomass 中文意思是什麼

community biomass 解釋
群落生物量
  • community : n. 1. 村社;社會,集體;鄉鎮,村落;【生物學】群落,群社。2. 共有,共用;共同體,共同組織;聯營(機構)。3. 共(通)性;一致(性);類似性。
  • biomass : n. 【生態】生物量〈某一地域或單位面積內存在的生物的總量〉。
  1. Dynamics of the aboveground biomass yield of the caragana stenophylla - stipa spp. community on desert grassland in mu us sandland

    小針茅群落地上生物量對氣候因子的動態響應
  2. With the four forest community ' s age nearly the same, the order of different forest ground biomass of single tree was quercus liaotungensis > betulaplatyp hylla > popular davidiana > pinus tabulaeformis

    該研究揭示了森林群落自然演替的規律,對森林群落的經營管理和在黃土高原丘陵溝壑區進行林草植被建設和生態環境重建具有特殊意義。
  3. The density with the biodiversity increasing shows " m " model. ( 3 ) the correlation analysis shows : elevation, slope, development stage and biomass are main factors which affect the biodiversity pattern in the research region. the biodiversity of the quercus aliena var. acutesrata community shows the patterns with the elevation and slope affecting : on sunny slope, the species diversity increases with the elevation increasing below the attitude of 1640m and its climax is at this attitude ( the diversity index h = 1. 68 ), upward this point, the diversity index descends slowly. the evenness shows ascend trend with the elevation upward, its climax point at 1800m ( the evenness index jsw = 0. 78 ), then descending after this point

    ( 5 )通過分析,銳齒棟群落生物量與生物多樣性呈現如下關系:在海拔1500一170枷范圍內,銳齒棟群落生物量與物種多樣性之間呈單峰曲線關系;在海拔1700一1900m范圍內,生物量與物種多樣性之間呈不明顯的波動關系;在海拔1900一2100m范圍內,生物量隨物種多樣性的增加而增大,通過對不同高程內生物量與物種多樣性分析發現,隨著海拔的上升,最大生物量對應的物種多樣性略有增加趨勢;在相同海拔和坡向條件下,生物量與物種多樣性之間也呈典型的單峰曲線關系;群落凈生產力與物種多樣性之間總體上也呈單峰曲線關系。
  4. Soil microbial biomass and viable population size ( plant counts ) were negatively affected by the elevated metal levels, but the size of soil basal respiration rate and microbial metabolic quotients were positively influenced by the increasing heavy metal pollution levels. microbial community structure also changed with increasing contamination, as indicated by biolog data and principal component analysis of biolog community metabolic profiles. soil microbial metabolic profiles ( awcd ) values, community richness and diversity index in mine - soils decreased remarkably as compared

    相關分析結果表明,土壤重金屬含量和土壤基礎呼吸、微生物量cfn 、代謝剖面( awcd ) 、微生物商( cmic / corg ) 、代謝商( qc02 )與人工栽培的香根草植物地上部分呈顯著或極顯著正相關(卜0 . 6653飛0 . 8945 」 ) ;微生物量c 、微生物量n 、生化作用強度、酶活性、群落shannon指數( h )和微生物群落豐富度( s )與人工栽培的香根草植物地上部分生物量呈顯著或極顯著地負相關( r =一。
  5. In the meanwhile, the best community that was picked out from natural deciduous broad - leaved forest was taken as contrast. and the hight, dominance, soil fertility, coverage, composition and biomass of the community were used as community characteristics parameters to comprehensively evaluate the restored degree of communities at different restoration stages

    同時,在天然闊葉落葉林中選取一個最佳群落作為參照,運用群落高度、顯著度、土壤肥力、蓋度、組成結構和生物量6個指標為群落特徵參數,對各個階段群落恢復的程度進行了綜合的評價。
  6. Pyramid of biomass a type of ecological pyramid based on the total amount of living material at each trophic level in the community, which is normally measured by total dry weight or calorific value per unit area or volume, and shown diagrammatically

    生物量金字塔:指基於群落每個營養水平上有生命的物質總量的一種生態金字塔類型,通常通過總干重或者每單位面積或體積的生熱量值來衡量,並用圖表表示出來。
  7. Biomass of agriophyllum squarrosum community and its function on mobile sand dune in horqin sandy land

    科爾沁沙地流動沙丘沙米群落生物量特徵及其防風固沙作用
  8. The study on biomass composition dynamics of community in degenerated steppe of leymus chinensis after shallow ploughing

    退化羊草草原在淺耕翻處理后植物群落生物量組成動態研究
  9. The results were showed : t. mongolicum and t. gambasum circles could promote the dry above ground biomass of the community obviously

    結果表明:白蘑、黃蘑圈均可極顯著地提高群落地上生物量。
  10. Soil water content was measured at 28 points in the catchment. biomass and productivity of the plant communities, transpiration rates of dominant plants, and plant community diversity were also measured at various points along the slope. l. in general, it seemed that soil water content increased from the top to the bottom of the catchment.,

    在相似植被及坡面形狀條件下,土壤水分沿坡面向上逐漸降低;植被類型及其分佈與土壤水分的坡面分佈密切相關,對上述趨勢有減弱的作用,研究發現在偏旱的2002年生長季末,陰坡灌叢坡面坡下的土壤水分含量明顯低於坡上。
  11. Macrophyte played important role in the distribution of fish community. biomass of fishes in the macrophyte regions was significantly higher than in the regions without macrophyte

    水生植被是小型魚類群落分佈的主要影響因子,有水草的區域魚類數量顯著比無水草的區域多。
  12. The species are the furthest abundant in mixed forest of evergreen broad leaf and deciduous broad leaf in middle altitude region ( from 500m to 1, 200m ) in two areas, followed by the mixed forest of coniferous leaf and broad leaf in middle altitude region ( from 1, 200m to 1, 600m ) of mangshan and the evergreen broad leaf forest in low altitude region ( under 500m ) of babaoshan. the biomass of the mollusca community is much bigger than any other areas and the superior species are quite apparent in low altitude region. the terrestrial mollusca are not discovered in high altitude region ( from 1, 600 to 1, 900 ) so far

    中海拔區( 500 1 , 200m )的常綠闊葉與落葉闊葉混交林帶陸生貝類物種最為豐富;次豐富的為莽山中海拔區( 1 , 200 1 , 600m )的針闊混交林帶和八寶山低海拔區( 500m以下)的常綠闊葉林帶;低海拔區( 500m以下)的常綠闊葉林帶陸生貝類的種群數量大,優勢種明顯;高海拔區( 1 , 600一1 , 900m )未發現陸生貝類。
  13. Influence of mowing for many years on community biomass and the important value of leymus chinensis and koeloria cristata population on l. chinensis steppe

    多年割草對羊草草原群落生物量及羊草和草種群重要值的影響
  14. Biomass the weight or volume of living organisms of one particular species per unit area ( species biomass ), or of all the species in the community ( community biomass )

    生物量:單位面積內某個特定物種中所有生物體的重量或體積(物種生物量) ,或群落中所有物種的重量或體積(群落生物量) 。
  15. Study on dynamics of growing of 12 species herbage and aboveground biomass of plant community in meadow grassland

    草甸草原12種牧草生長發育規律和
  16. Studies on roots biomass of hippophae rhamnoides community in high altitude sand in guinan of qinghai

    青海貴南高海拔沙地沙棘種群根系生物量的研究
  17. The community productivity, structure and succession are significantly influenced by global climate changes. this study focused on soil respiration rate of stipa baicalensis grassland by using dynamic infrared gas absorbed method. we analyzed diurnal pattern of soil respiration rate and the influences of surface soil temperature and water content for this parameter, then compared the differences between day and night soil respiration rates, and explored the correlations between aboveground and underground biomass with the soil respiration

    溫帶的半乾旱、半濕潤區草甸草原屬于過渡氣候影響下形成的植被類型,對環境氣候條件變化十分敏感,為了揭示半乾旱、半濕潤區草甸草原生態系統土壤碳素釋放規律及其對主要環境因子的響應,本研究採用動態室紅外氣體吸收法測定松嫩草甸草原典型群落? ?貝加爾針茅群落土壤呼吸速率,分析了土壤呼吸速率日變化規律及表層土壤溫度和含水量對土壤呼吸速率日變化的影響,比較了土壤呼吸速率的晝夜差異,探討了地上生物量和地下生物量與土壤呼吸速率之間的相關關系。
  18. The ecological study of macrofauna was conducted on four typical sampling stations selected in the northern muddy bottom area of jiaozhou bay, estuary of dagu river, culturing and nearby area in hangdao in mar., jun., aug. and dec., 2002. abundance and biomass of macrofauna were investigated by quantitative study. the macrobenthic community structure and biodiversity were analyzed through multivariate statistic analysis

    本研究分別在膠州灣北部軟底區、大沽河口、黃島養殖區及養殖區鄰域選取四個典型站位,於2002年3月、 6月、 8月和12月野外采樣,對大型底棲動物進行了定量研究,採用多元統計方法分析了群落結構和生物多樣性,探討了底棲生物群落與環境因子的關系;用豐度和生物量比較曲線法分析大型底棲生物群落對自然和人為擾動產生的響應。
  19. The diversity of biomass of arthropod community in jujube yard ecosystems

    棗園節肢動物群落的數量與生物量多樣性特徵分析
  20. The comparison curves of the abundance and biomass indicate that the macrobenthic community in the northern muddy bottom area has been disturbed moderately. there was no disturbance detected in culturing area, but the abundance of some species with small size was dominant there

    豐度和生物量比較曲線( abc曲線)表明,灣北部軟底區站位的底棲群落處于中等干擾狀態,其他海域站位的底棲群落尚未表現出受干擾的狀況。
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