草地生物群落 的英文怎麼說
中文拼音 [cǎodeshēngwùqúnlà]
草地生物群落
英文
grassland biomes- 草 : Ⅰ名詞1 (草本植物的統稱) grass 2 (指用作燃料、飼料等的稻、麥之類的莖和葉) straw 3 (草稿) dra...
- 生 : Ⅰ動詞1 (生育; 生殖) give birth to; bear 2 (出生) be born 3 (生長) grow 4 (生存; 活) live;...
- 物 : 名詞1 (東西) thing; matter; object 2 (指自己以外的人或與己相對的環境) other people; the outsi...
- 群 : Ⅰ名詞(聚在一起的人或物) crowd; group Ⅱ量詞(用於成群的人或物) group; herd; flock
- 落 : 落名詞[方言] (北方對蓮花落的俗稱) a kind of folk song
- 草地 : 1. (草原) meadow; meadowland; grassland; lea 2. (草坪) lawn; greensward; grassplot
- 生物 : living things; living beings; organisms; bios (pl bioi bioses); biont; thing; life生物材料 biol...
- 群落 : community; cenosis; coenosis; coenosium; duriherbosa; coen
-
They are jinfo mountain in nanchuan county ( natural protection section ), wuling mountain in qianjiang county ( national emphases forest demonstration county which forest cover rate is beyond 50 % ) and zhongliang mountain in beibei county ( artificial destruction is very grave ). some main land use patterns i. e. woodland, garden, infield, abandon infield, shrub and grassplot are selected in those three sample sites. four aspects on soil fertility index of karst environment under different land use patterns in these three sample sites, are revealed in this paper, by using the field test, indoor measure and analysis, outdoor experiment and field investigation, and the knowledge and technique of soil, ecology, physics and chemistry etc. they are physical characteristic ( effective soil thickness, organic layer thickness, soil texture, water - stable aggregate and soil water etc. ), chemical fertility ( organism, omni - n, omni - p, omni - k, alkali - nitrogen, available p, available k and rapid available k etc. ), soil animalcule ( bacteria, fungi, actinomyces and their grosses ) and soil - seed - pool ( plant community diversity index ) in karst ecosystem
本研究以重慶市的南川金佛山(自然保護區) 、黔江武陵山(國家重點退耕還林示範縣,森林覆蓋率50以上)和北碚中梁山(遭人為破壞嚴重)典型巖溶區為對象,選擇了幾種重要的利用方式,包括林地、果園、耕地、棄耕地和灌草坡,採用野外巖溶生態調查和室內試驗測量分析相結合的方法,以不同土地利用方式巖溶土壤肥力為重點,對不同土地利用方式土壤肥力特徵進行量化分析,找出巖溶土壤肥力差異的主要方面及其根本原因,論文主要從土壤剖面物理退化指標(有效土層厚度、有機質層厚度、質地、團聚體、水分含量等) ,化學肥力退化指標(有機質、全n 、全p 、全k 、堿解n 、速效p和速效k等) ,樣地土壤微生物指標(細菌、真菌、放線菌數量及總量)以及樣地土壤種子庫植物群落多樣性等4個方面對重慶典型巖溶區的土壤肥力特徵進行了較為詳細的分析研究,為巖溶地區士壤資源的合理利用及結構的調控管理提供依據。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。Compared with straw - barriers or wooden barriers, clay - barriers may well be in favor of the settlement of plant species at first, in the long run, however, they will hold back the development of leymus secalimus population, so that it will take much longer time for the plant community to restore to its climax stage
與草木沙障相比,粘土沙障設置初期可能有利於植物的定居;但是會對賴草種群的發育產生不良影響。所以,從長遠看來,粘土沙障不利於沙地植物群落的恢復。The grazing of david ' s deer to p. virdis ( l. ) beauv. varied between different seasons, greatly producing differences of the proportion and biomass of plant communities accordingly
麋鹿對狼尾草的取食具有季節選擇性的特點,這很大程度上影響了目前棲息地的植物群落組成結構及各種植物的生物量比例隨季節的變化。Regulation of forestry structure emphasizes on forestry protection for environment, with selecting suitable tree seedling and grass seeds, and forming views of plant community to avoid single species of tree seedling and grass seeds. forestry protection for environment should not be below 60 %, and economic forestry no more than 20 %
林業結構調整要堅持的生態防護林為主,不低於60 ,控制經濟林不高於20 ,要選擇適地樹種和草種,還林還草要樹立植物群落思想,避免林、草品種單一化種植模式。Ecological characteristics of soil macro - animal community in mid - south songnen degraded leymus chinensis grasslands under restoration succession
松嫩草原中南部退化羊草草地生態恢復與重建中大型土壤動物群落生態特徵The results shows that the community richness, species diversity indices and evenness of tree layer and shrub layer share the same order, of which is higher in pure limestone region than that of in pure dolomite region, but it reverse in herb layer ; the coefficient of similarity is considerably low between all plots, while species turnover rate is quite high among the plots and is higher in dolomite region than that of in limestone ; in different karst regions, karst processing leads to niches diversity characterized by special morphologies and special element geochamical features, and therefore affect the dynamic and features of plant communities
我們在最有代表性之一的貴州茂蘭喀斯特森林保護區選取純灰巖和純白雲巖兩種巖性的喀斯特環境,對其元素地球化學特徵及其中原生性植物群落的相異性和物種多樣性進行了對比,結果發現:不同巖性區域多樣性:喬木層和灌木層為純灰巖區純白雲巖區,草本層為純白雲巖區純灰巖區,總體上純灰巖區的高於純白雲巖區的;各樣地間的相似性系數都很低,相同巖性類型內的明顯高於不同巖性類型之間的相似度;物種周轉率高,且白雲巖區高於石灰巖區,種類組成差異明顯;喀斯特區可溶巖地球化學背景通過喀斯特作用導致特殊的地形條件與元素地球化學特徵,並引起局部小生境的分異從而影響植物群落特徵。The area of plot sampling in every typical community locality on the small protected area in huangyinling were 1 600m2. the site factors were investigated by the method of forest community investigation, and the species, body number, height, d. b. h., coverage of herbage and so on were recorded
在黃茵嶺生態保護小區中亞熱帶常綠闊葉林中設置樣地,每個群落的樣地調查面積均為1600m ~ 2 ,採用森林群落的調查方法,調查立地因子,記錄群落植物的物種名、個體數、高度、胸徑、草本層蓋度等。The traits of and diversity of different habitats of alpine grassland plant community in eastern qilian mountains were studied
摘要對東祁連山高寒草地不同生境類型(陰坡、灘地和陽坡)植物群落的和多樣性進行了研究。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。Organic c in the soil profiles were measured as in total and fractionated into microbial biomass - c, water - soluble organic - c, light - fraction organic - c, and heavy - fraction organic - c. the amounts of microbial biomass - c, and water content in soil profiles were consistently analyzed. the aim of this study was to investigate interactions between the accumulation of soil organic c and vegetation successions in the region, in a purpose to improve understanding on how changes in soil conditions affect vegetation successions in the region
通過分析植被演替各個群落(棄耕地先鋒群落、草本群落、灌叢群落、早期森林群落、遼東櫟群落) 0 50cm深度內土壤有機碳、微生物碳、水溶性有機碳、輕組有機碳、重組有機碳的變化規律及相互關系,初步探討了植被正向演替過程中土壤有機碳的積累與變化規律。Gradually, with the more and more transpiration of the vegetation, and with the reduction of the deep soil moisture, in the end, a kind of balance of soil moisture will appeared and be kept for ever between the precipitation and the transpiration of vegetation, and the manual sand - fixing vegetation will be transformed consequently into its natural climax stage completely, in which the dominant plant is leymus secalimus, and in which the plant species richness is not too low, but the plant species evenness is the lowest
設置機械沙障和生物沙障的初期,植物的物種豐富度、物種均勻度會有一個暫時的提高;但是在人工固沙植被的發育盛期,物種豐富度會降低;隨植物群落蒸騰耗水量的不斷增大,人工植被不斷地衰退,最後發展到賴草土壤頂極群落,此時的物種豐富度並不低,但是物種均勻度很低。This was due to human activity and water availability. human activity disrupted the structure of the herb community
對處于同一坡面的同一類型草地植物群落而言,坡下的生物量和生產力大於坡上。Relationship between species diversity and productivity in four types of alpine meadow plant communities
高寒草甸不同草地群落物種多樣性與生產力關系研究分享友人