群植 的英文怎麼說
中文拼音 [qúnzhí]
群植
英文
group planting, mass planting-
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。A variety of methods including the tabular comparison of data, the tabular comparison of similarity coefficient, the nearest neighbor method and the group - average method of hierarchical agglomerative classification were applied to investigate the forest communities in meizi lake area
森林植被樣地中以喬木層樹種的重要值為指標，採用紙條排隊法、群落相似系數分類法、最近鄰體法、組平均法對梅子湖森林植被樣地進行數量分類。The tall danger crowd of third hepatitis is the person that point to to blood often is exposed outside alvine path, the person that if medicaments is abused inside hemophiliac, vein, become addiction, blood is dialytic patient of surgery of patient, marrow and kidney transplant patient, heart and the patient that often inject via the skin
丙型肝炎的高危人群是指經常腸道外暴露血液者，如血友病患者、靜脈內濫用藥物成癮者、血液透析患者、骨髓和腎移植患者、心外科患者以及經常經皮注射的患者。The nitrogen fixation in alpine meadow ecosystem is mainly accomplished by anaerobic nitrogen fixing bacteria. both ammonification and nitrification are the highest in 0 cm 10 cm soil depth
從不同植被類型土壤的表層中各生理群菌數的平均值來看，反硝化細菌的數量最高，嫌氣性自生固氮菌次之，再次為氨化菌和硝化菌。On extant primitive angiosperms and their phytogeography
現存被子植物原始類群及其植物地理學研究The reproductive characteristics and population structure of artemisia ordosica, hedysantm scoparium, caragana korshinskii and the reproductive characteristics of annual plants eragrostis poaeoides and bassia dasyphylla were observed in shapotou artificial revegetation area. stability of the artificial vegetation was appraised from the views of its persistence and variability under local natural condition. the study showed that : the artificial - natural vegetation built with sandbreaks and plants is stable in shapotou area
通過對沙坡頭人工固沙植被區主要建植種群檸條（ caraganakorshinskii ） 、花棒（ hedysarumscoparium ）和油蒿（ artemisiaordosica ）的繁殖特性及種群結構的研究，以及自然侵入的一年生草本植物小畫眉草（ eragrostispoaeoides ）和霧冰藜（ bassiadasyphylla ）繁殖特性的研究，探討了在植被的持久性和變異性，分析評價了主要受惡劣環境壓力下的人工固沙區植被的穩定性。The influence of temperature and host plants on the experimental population of aphis gossypii glover
溫度和寄主植物對瓜蚜實驗種群增長的影響The climate is mediterranean and many tropical plants grace this fine city. much of the architecture seems to be a mix of colonial and art deco
開普敦屬于地中海氣候，熱帶植被無不幽雅地點綴著這個城市。而這里的建築群也融合了殖民時期與裝飾派藝術時期的風格。Seven plots selected from wanglang reserve were distributed in different types of forest and at different altitude, and different plot has different microclimate. soil property, microbial population, soil nutrient content of forest soil were determined in wanglang natural reserve, from may to october 2002 to july 2003, the ecological distribution of three main groups, bacteria, actinomycete and fungi were determined in the forest soils by the cell enumeration methods. six kinds of physiological groups, including ammoniation bacteria, nitrification bacteria, nitrosification bacteria, aerobic autogenesis azotobacter, aerobic cellulose - decomposing bacteria and anaerobic cellulose - decomposing bacteria were enumerated by the most - probable number ( mpn )
2001年10月在王朗自然保護區內設立了3個定位研究樣地和4個臨時樣地，通過多次現場采樣與室內實驗分析，測定了白樺林、岷江冷杉林、紫果雲杉林、繡線菊-羊茅群落、羊茅群落及高山柳灌木叢等6種不同植物群落內土壤微生物三大類群數量、功能微生物數量、土壤養分，並在固定樣地內使用埋袋法進行了三個埋藏深度的凋落物分解袋試驗，初步研究了枝條、闊葉、針葉等凋落物組分在不同分解階段所含養分的動態變化。Study on the species diversity of plant community and coniferous bark beetles community diversity in niubeiliang nature reserve
牛背梁自然保護區植物群落和針葉樹小蠹蟲群落物種多樣性研究Form. taxus chinensis var. mairei is protecting plant in the first class, which is a precious and endangering plant in china in this paper, the quantitative characterics of form. taxus chinensis vsr. mairei population including age structure, spatial distribution pattern, growth dynamics of tree basal area, niche characterics, fractal dimension and competition between specises were studied using methods of mathematics ecology from the angle of population ecology of form. taxus chinensis var. mairei, then the prent state and the endangering causes were analysed. this research offers gist to protecting and enlarging the crude resourse of form. taxus chinensis vsr. mairei population, afforesting plantation and sustainable utilize for us
本文從南方紅豆杉種群生態學的角度、主要應用數學生態學的方法探討南方紅豆杉種群的數量特徵，包括南方紅豆杉種群年齡結構、種群空間格局（探討分佈格局動態規律與生境相互關系） 、不同立地條件下種群優勢度增長趨勢、生態位寬度、生態位相似比例、生態位重疊、空間占據能力及種間競爭等，分析其目前現狀及瀕危原因，期望為南方紅豆杉野生資源的保護和擴大、營造人工林及可持續利用提供理論基礎，也為瀕危植物種群生態學的研究提供參考。The growth dynamics of tree basal area of form. taxus chinensis var. mairei population in different altitude were discussed using the liu - logistic model, and the results showed that the altutide of 790 meters is more suitable to the survive of form. toms chinensis var. mairei population than 990 meters. plot sampling was selected and dynamic analysis was used to study the height structure of taxus chinensis var. mairei population, and the quadrate picture of height structure and the curve of survival rate were drew
運用改進模型對南方紅豆杉種群在不同海拔梯度的種群優勢度增長進行了探討，表明海拔790m處的南方紅豆杉具有較大的環境容納量，但增長速度不快，海拔990m處的南方紅豆杉種群環境容納量不高，但具有較大的增長速度，這可能與群落的發育階段不同有關，兩地海拔均為南方紅豆杉適宜的生長海拔高度，相比而言，海拔790m的珍稀瀕危植物南方紅豆杉種群數量特徵的研究高度更宜於南方紅豆杉種群的生長。Most tidal areas in sihcao are distributed near the outlet to the sea where the salt content is low and water flows slowly. therefore, they are ideal habitats for animals and plants and nourish a wide variety of bathos, such as fish, shrimps and shells. when low tide comes, we can see flocks of birds and packs of fiddler crabs come seeking food in these areas
四草地區的潮間帶多分佈於出海口，因為此地位於河海交界，鹽分較低、水流緩慢，適合動、植物棲息，孕育豐富的魚蝦貝類等底棲生物，退潮時經常吸引成群的鳥類及招潮蟹前來覓食。A multivariate analysis of netphytoplankton assemblages in the chukchi sea and bering sea
楚科奇海和白令海網采浮游植物群聚的多元分析The middle ground plants are divided into solitary plants and group plants
中景植物分為單植植物和群植植物。Solitary plants have larger space demands to the side and are best planted singly ; group plants mostly have a slender shape and look best, as the name tells, when planted in groups
單植植物需要側面有較大的空間，並且單獨種植效果最好；群植植物通常都是細長型的，如其名所示，這種植物多株合栽最為美觀。A small walled garden, for example, is scaled to the close - range view of its occupant ; a large park, however, benefits from spacious vistas and massive groupings of trees
比如說，一個圍墻之內的小庭院的尺度要滿足其使用者的近距離的視線的要求；得益於其空間上的豐富多變以及大量群植的樹木而形成的景觀，大公園也能獲得宜人的尺度。Plant minimization was apparent in heavy deteriorated populations
重度退化種群，植株小型化明顯。A group of plants and animals living and interacting with one another in a specific region under relatively similar environmental conditions
共生動物群一群植物和動物，在有比較相似的環境條件的特定區域生活和相互影響Karyotype studies on twenty - one populations of eight species in allium section rhiziridium
蔥屬根莖組8種21居群植物的核型研究分享友人