林下種植 的英文怎麼說
中文拼音 [līnxiàzhǒngzhí]
林下種植
英文
underwood planting- 林 : 名詞1 (成片的樹木或竹子) forest; woods; grove 2 (聚集在一起的同類的人或事物) circles; group 3...
- 下 : 下動詞1. (用在動詞后,表示由高處到低處) 2. (用在動詞后, 表示有空間, 能容納) 3. (用在動詞后, 表示動作的完成或結果)
- 種 : 種名詞(姓氏) a surname
- 植 : Ⅰ動詞1. (栽種) plant; grow; cultivate 2. (樹立) establish; set up Ⅱ名詞(姓氏) a surname
- 林下 : hayashishita
- 種植 : plant; grow; raise; cultivate
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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。Brome of ardennes one of the world ' s rarest plants has been saved with the help of a seed bank run by kew gardens
一種世界上最為珍貴稀有的植物最近在英國植物學家阿普林的關注和呵護下,避免了滅絕的厄運,挽救了這一物種。The grass, known as the brome of ardennes, bromus bromoideus, is belgium ' s only endemic species and was thought to be extinct until dave aplin, a british botanist working at the national botanic garden of belgium, came upon some preserved seeds by accident
是比利時地方特有物種。這種植物曾被認為難逃滅絕的危險,直到在比利時國家植物園工作的英國植物學家黛夫阿普林在偶然情況下發現了一些保存完好的植物種子后,雀麥草的命運才得以改變。In order to solve this problem, we find a kind of herbages plant - sabaigrass ( eulaliopsis binata ) which not only can accommodate the badly environment of purple soil but also have excellent water and soil conservation effect and good economic benefit. this study adopt quantitative and qualitative methods, through comparative study of four different utilization types : sabaigrass treatment, grass tree solid plating treatment ( planting sabaigrass under fruit trees treatment ), bare land treatment, natural wild grassland treatment, study water and soil conservation effect, soil water condition, soil constructors condition, soil fertility condition and soil surface temperature, then evaluated the water and soil conservation effect of plating sabaigrass in purple soil bare sloping field and probed into water and soil conservation mechanism. the main results are as follows : 1
本研究針對湖南省衡邵盆地紫色巖地區日益惡劣的生態環境,從紫色土荒坡地水土流失治理入手,在尋求出既適應紫色土荒坡地惡劣環境又有良好水土保持作用和一定經濟效應的作物? ?龍須草的基礎上,用定性和定量相結合的方法,以「龍須草純種」 、 「龍須草與果樹立體種植」 (簡稱林草立體種植,下同) 、 「空曠地」 、 「自然野生雜草地」四種不同的土地利用方式進行對比研究,從水土保持效應、土壤水文狀況、土壤結構、土壤肥力狀況、地表溫度狀況等方面分析、評價紫色土荒坡地種植龍須草防治水土流失的效應,並對其機理進行了初步探討,主要研究結果如下: 1The model of vertical eco - landscape was designed according to the slope and contour line : in the top land over 25, trees were planted to form a water - conserving forest ; in the slope land between 15 and 25, peach trees were planted ; between 5 and 15, loquats trees were planted ; less than 5, special species of fruit trees, melons and vegetables were planted ; the bottom field was characterized with water area of " rice and fish ", " lotus and fish "
其垂直生態景觀模式按坡度和等高線布置:在坡度大於25的山坡頂形成水保林木區,坡上15 25的陡坡種植桃樹,坡中5 15的斜坡種植枇杷,坡下小於5的緩坡地帶種植特種水果、瓜類及蔬菜,坡底形成「稻魚」和「藕魚」特色水域區。In this dissertation, the author analyzed plant biodiversity in yunmengshan forest region with field survey on plant species and forest vegetation, the results show that : the vascular plants in yunmengshan forest region include 548 species ( variation ) which belong to 319 genera, 98 families, the flora geographical composition are complex, the dominant characteristics of flora are temperate zone plants which account for 55 percent, herbaceous species occupy 75 percent exclusively. evaluating the threatened hierarchy of plants in yunmengshan forest region, the results show that the number of critically endangered species is 7, endangered species isll, vulnerable species is 53, lower risk species is79, safty species 376
本文在對雲蒙山林區的植物物種、植被進行調查的基礎上,進行植物多樣性分析,研究結果如下:雲蒙山林區共有維管束植物98科319屬548種和變種,地理成分復雜,包括中國全部屬的15個分佈區類型,區系組成以溫帶成分為主,佔55 ;生活型譜中,草本植物種類占絕對優勢,比例為75 . 3 ;通過瀕危評價,得出雲蒙山林區植物極危種7種,瀕危種11種,漸危種53種,敏感種79種,安全種376種。This study run through the basic idea of ecoregional approach methodology and systematic design by integrating agronomy, ecology, environmental economics, resource economics and maths. the study methods included macro - and micro - analysis, qualitative and quantitative analysis, theoretical and case study, statistical analysis and model simulation and so on. resources shortage and environmental pollution casued by intensive agriculture were examined for a specific suburban area shunyi district beijingissues were systematically analyzed including landuse changes, landuse driving force, water - limited yield simulation with wofost model, ecological, environmental and economical analysis of landuse, as well as optimizing pattern of landuse with rcsadss model
本研究立足於生態區域法的基本思路,採用系統設計的思想,通過農學、生態學、環境經濟學、資源經濟學、數學等多學科的交叉與融合,宏觀與微觀、定性與定量、理論與實證研究等相結合的方法,運用統計分析、模型模擬等技術手段,在大量調研基礎上,針對目前大城市郊區農業用地中存在資源短缺、環境污染等問題,以北京市順義區為典例,從土地利用現狀與動態、驅動力、 wofost模型產量模擬、生態環境經濟分析及種植業結構優化模式等方面進行了系統研究,獲得如下研究結果: ( 1 ) 2002年順義區的土地利用仍以農業用地為主,耕地、園地、林地和牧草地之和占總土地面積的56 ,農用地中糧食作物仍佔43 。A filed study on soil nutrient loss of different slope landuse types in the xiaolangdi gorges reservoir area was conducted under simulated rainfall
摘要通過野外模擬降雨試驗,分析了撂荒荒坡、林草間作、農林間作、造林林地和坡耕地翻耕種植玉米、坡耕地翻耕休閑6種利用方式下的土壤流失特徵。The paper studies on two different vegetation type areas in jingyun mountain in chongqing city, which are broadleaved forests ( gordinya svchuanensvs ) and bamboo ( phyllostachys edulis ) forests. by contrasting the surface runoff and underground runoff in these two areas, the results showed that, with the same precipitation, the gross amount of runoff in bamboo forests was larger than that in broadleaved forests and the runoff in bamboo forests appeared before that in broadleaved forests. the amount of underground runoff was larger than that of surface runoff in the two areas, the process of surface runoff was in accordance with that of underground runoff
該文以重慶市縉雲山的兩個不同植被類型常綠闊葉林(四川大頭茶)和楠竹林小區為研究對象,對小區中典型降雨後的地表徑流、地下徑流的實測資料進行對比分析.結果發現在相同降雨條件下,楠竹林的地表徑流量與地下徑流量明顯要比常綠闊葉林的大,楠竹林地表徑流和地下徑流出現的時間也比常綠闊葉林早;兩種植被的地表徑流與地下徑流過程具有一定的相似性,地下徑流量都比地表徑流量大Mode of operation is the company ' s existing forest land to live significantly circulation subscription investors, leaving the cost of managing and protecting with live breaks woodland circulation capital, continued circulation woodland, plangting tress, the cycle, grow and achieve forestry, paper board integration
公司的運作模式是將現有林地上的活力木流轉給認購的投資者,留下管護費用,用流轉林地活立木的所得的資金,繼續種植林木,流轉林地,周而復始,發展壯大,實現林、紙、板一體化。A preliminary study on the species composition, ecological characteristics and present distribution of vegetations in mengyang area, the largest part of xishuangbanna nature reserve, shows that there are 7 vegetation types, 15 formations, 24 community types in this area. the vegetation map was made by using gis software ( arc / info ), and the area and distribution pattern of each community was obtained. the subtropical monsoon evergreen broad leaved forest occupies the largest part, with an area of 41. 26 % of the whole, and the tropical rain forest occupies less than 10 % of the whole area. according to the topography, altitude, climate characters and present distribution of the vegetation, and based on the landscape type map, an original vegetation map under natural conditions was obtained, which could provid a theory for the vegetation restoration, especially for the tropical rain forest and its habitat, and for the development of the nature reserve
對西雙版納勐養自然保護區植被的類型進行了劃分,包括人工和自然群落,共有7個大類、 15個群系、 24個群落類型分佈.對每個類型的主要組成種類、生態特徵和分佈現狀進行了初步研究.利用地理信息系統軟體制取植被圖並獲得了各種植被類型的分佈面積和分佈格局特徵,這一地區亞熱帶季風常綠闊葉林的分佈面積和所佔比例最大,達總面積的41 . 26 % ;而熱帶雨林面積不超過總面積的10 % .依據地形、海拔、氣候和現狀植被分佈的規律,在獲得景觀類型圖的基礎上,得到了可以反映這一地區在完全自然條件下植被可能分佈的狀況的還原植被圖,為保護區的發展和植被的恢復提供了理論依據。According to climate condition, soil condition and afforesting tree species and water requirement rule of forest and grass, the paper analysed and calculated the slope length for collecting stream of three site preparation methods which were reverse - slope terrace, level trench and scale - hole, and the slope length for collecting stream of deferent gradients and planting bandwidths were acquired
摘要根據寧南山區的氣候、土壤、造林樹種等,按照林草植被建設的水分需求規律,對不同水上流失區的反坡梯田、水平溝、魚鱗坑3種整地方式的集流坡面長度進行分析與推算,計算出了不同坡度、植樹帶寬度下的集流坡長。The self - poisoning effects of chinese fir plantation are studied through the seed germination experiment with the extracts of organs, bulk soils and rhizosphere soil of different rotation plantations. the results are as follows : there are some poisonous substances inhibiting germination of chinese fir seeds in soils of chinese fir plantations. the inhibiting effect becomes stronger and stronger with increase of planting generations. extracts from the organs of chinese fir trees also have some inhibiting effects on seed ' s germination, but the effect of leaf is the strongest. lower concentration extracts of underground vegetation may be favorable to the seed ' s germination whereas the higher concentration will reverse the results. it indicates that the “ self - poisoning ” effects of chinese fir plantations might be one of the reasons for poor natural regeneration and soil degradation of chinese fir plantation
利用不同栽植代數杉木人工林根際土、非根際土及杉木各器官浸提液進行杉木種子發芽試驗,研究杉木人工林自毒作用,研究結果表明:杉木林根際土及非根際土中均存在抑制杉木種子萌發的物質,隨栽植代數增加抑制作用更趨明顯;杉木各器官浸提液對杉木種子萌發也有抑制作用,其中以杉木葉的抑制作用最為明顯,杉木林下常見植物對杉木種子發芽則表現為低促高抑效應,說明杉木人工林存在自毒作用,這可能是杉木連栽障礙的原因之一。It was also investigated and analysed on the styles of cross section in road green space, the rate of green space, the kind of green space, the quantity of plant spaces in green space, the format of planting. on the base of these, the planning designs of road green space in the blocks of heze city were also studied in combination with the practical situation which the city of heze were building to be a plain - plantation city with the flowers and water. the main results were as follows : 1. there were some problems about road green space in blocks of heze city, which were detected and researched. ( 1 ) the rate of road green space was low and the styles of cross sectionin road green space were simple
本研究以菏澤城區道路綠地及街頭綠地為研究對象,對其綠地斷面形式、綠地率、綠地類型、綠地植物種類、數量、種植形式等現狀進行了全面的調查和分析,在此基礎上,結合菏澤近年創建以「花城水邑」為依託的平原森林城市建設的實際,對菏澤城區道路綠地規劃設計進行了研究,主要結果如下: 1 .菏澤城區道路綠地存在以下問題: ( 1 )道路綠地率低,綠地斷面布置形式單一,中心島面積偏小; ( 2 )植物種類少,景觀效果差; ( 3 )植物配置形式單一,地方特徵不突出; ( 4 )某些植物選擇不當,如遮陰功能差,影響交通安全等; ( 5 )行道樹與架空線存在矛盾,影響樹木生長,景觀效果差; 2 .根據荷澤實際情況進行了城區道路綠地規劃設計研究: ( 1 )提出了菏澤城區道路綠地規劃設計的依據、原則、總體布局、布局形式。A study on species diversity in undergrowth vegetation of four plantations at yulin, guangxi
廣西玉林市4種人工林林下植被物種多樣性研究Some people want to use the land to grow rice, so they cut down the trees in the rain forests
有人想要使用土地種植水稻,所以他砍下了熱帶雨林中的樹木。On satellite images, tesso nilo stands out like a green ark harbouring sumatra s unique wildlife in a rough sea of clear - cutting and plantations
透過衛星圖像,可以看到在一片伐林區和種植園的包圍下, tesso nilo就像一艘綠色方舟,庇護著蘇門答臘各種獨特的野生生物。The most important experience is that the planting of groundcover in the woods cannot only rely on the blueprint, and the secondary design or on - site design should be integrated into the original program as a normal design process
從中得到的體會是:林下地被的種植很難依賴圖紙來完成, 「二次設計」或「現場設計」應作為一個正常的設計程序,融入最初項目計劃或預期籌劃之中。Under the present reforestation program, tree thinning is being conducted by the metropolitan government in agreement with land owners for the thinning of plantation forests of cedars and japanese cypress in the tama area
在目前的再造林計劃中,多摩地區樹木的減少工作將在都政府的指導下進行,並與土地所有者達成一致,減少該地區對杉木和日本柏樹的種植。The vast majority of their products contain " alarmingly low levels " of recycled fibers, it said. that means that " virgin fibers " extracted from natural forests and tree plantations around the world " end up as waste without the consumer ' s knowledge, " the switzerland - based international conservation group said in its communique
世界自然基金會在其公報中表示,這意味著,從世界一些天然林地和樹木種植園中獲取到的「未被使用過的纖維」在消費者不知情的情況下,就被當成垃圾處理掉了。分享友人