沙土植物 的英文怎麼說
中文拼音 [shātǔzhíwù]
沙土植物
英文
silicicole- 沙 : 沙動詞[方言] (搖動以清除雜物) shake
- 植 : Ⅰ動詞1. (栽種) plant; grow; cultivate 2. (樹立) establish; set up Ⅱ名詞(姓氏) a surname
- 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...
- 沙土 : sandy soil
- 植物 : plant; flora; botany; stray; greenery; phyton; phytum; phyta; phyt ; phyto ; phyte : 草本植物 her...
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The humankind is troubled seriously by a series of environmental problems, such as air pollution, ozonosphere destruction, glasshouse effect, acid rain, water pollution, land pollution and soil erosion and so on. all of these will stop our economy developing
大氣污染、臭氧層破壞、溫室效應、酸雨頻繁、水污染、土地污染、水土流失、草原退化、森林急劇減少、珍稀動植物滅絕、沙漠急劇擴大等一系列環境問題嚴重困擾著人類,各種公害接二連三地侵襲人類,再這樣下去,經濟將變成無源之水、無本之木。This gravelly soil is well drained and good for growing root crops
這沙土地利於排水,適于種植塊根作物Most of the soil had been washed away or buried in drift after the removal of the trees ; only where the streamlet ran down from the kettle a thick bed of moss and some ferns and little creeping bushes were still green among the sand
在樹木被搬走以後,大部分土壤不是被雨水沖走就是埋成了堆,只在那細泉從鍋中溢出后形成的細流邊上,有一塊厚密的苗床,上面長著些苔蘚羊植物和蔓延在地面上的小灌木叢,仍然在這沙地上搖曳著一片碧綠。Through the analyses of characteristics of gully thalweg and soil erosion in upland and gully land, sediment sources in small watershed, sediment yield relationship between upland and gully and ecological functions of vegetation corridor, it is considered that vegetation corridor combined with land preparation measures may block runoff and sediment from upland and reduce the amount of soil erosion in a watershed by 54. 5 % ~ 77. 0 %
摘要在分析黃土高原地區的溝沿線、溝沿線上下溝間地和溝谷地土壤侵蝕特徵、小流域泥沙來源、坡溝侵蝕產沙關系的基礎上,結合廊道的生態功能和以往的研究結果,認為在溝沿線的上部建立草灌與整地工程措施相結合的植物廊道,來攔蓄阻截溝間地的來水來沙,可使流域的土壤侵蝕量減少54 . 5 % ~ 77 . 0 % 。Effects of artificial sand - fixation communities on soil nutrients and biological properties in horqin sandy land
科爾沁沙地不同人工植物群落對土壤養分和生物活性的影響Moreover, hedgerow ecosystems were effective in controlling water and soil loss in june and august. under simulated rainfall, hemercoallis citrina baroni and p. rotation flligg hedgerow ecosystems had a significant effect on reducing water and soil loss in their later stages of plant growth, and there was a significant positive correlation between the effect on reducing water and soil loss and the rain intensities. moreover, hedgerow ecosystems decreased more soil loss than runoff, and the initial time of runoff incidences could well represent the water and soil conservation effects of hedgerow ecosystems
Rotatumflligg )植物籬笆生態系統年徑流量、年侵蝕量分別減少10 . 14 11 . 56倍和135 . 34 165 . 84倍;植物籬笆生態系統和大豆單作處理的徑流量、侵蝕量、可產生侵蝕的降雨量之間呈極顯著正相關,建立了相應的降雨產流、降雨產沙、徑流侵蝕模型,通過侵蝕雨量可以了解水土流失的發生特徵; 6月和8月份(多短時暴雨)水土保持能力較明顯。Characteristics of plant community and soil properties in the plantation chronosequence of caragana microphylla in horqin sandy land
科爾沁沙地不同年代小葉錦雞兒人工林植物群落特徵及其土壤特性In their place we found intriguing alternations of turquoise - blue, gray and green clays, brown sandstone and fossilized plant matter called lignite
我們發現取而代之的巖層組成十分有趣,其中包括了藍綠色、灰色、綠色的黏土、棕色的沙巖,以及稱做褐煤的植物化石。Based on the above conclusions about anti - erosive vegetation structure, the paper expounds the implication of anti - erosive vegetation by pointing out the fault of its current definitions, and it is considered that anti - erosive vegetation should aim at protecting soil from erosion and fixing active sands in the eroded areas, ground space fully occupied by plants, in general with close structure, especially with outstanding coverage close to ground by organic matter ( litter and / or biomass )
在上述結論的基礎上,本文通過指出現有防蝕植被定義的缺陷,論述了其涵義,認為防蝕植被應當是在侵蝕地區,以防止土壤侵蝕或以固沙為目的,植物充分佔據地面空間,一般具緊密結構,或者顯著具有有機體(枯落物以及生物量)貼地面覆蓋特徵的植被。A plant adapted to living in a dry, arid habitat ; a desert plant
旱生植物適應在乾燥含堿的土壤里生長的植物;沙漠植物Based on different regions, the drainage can be used to expand sand control belts of arbors, shrubs and grasses, to increase vegetation coverage of halosols deserts by salt - tolerant plants, or to set up protective belts of salt - tolerant plants around artificial oases
根據區域不同,利用農田排水拓展喬灌草防沙帶、增加鹽成土荒漠耐鹽植被的蓋度、使人工綠洲邊緣的荒漠能夠生長耐鹽植物等都是農田排水資源化利用發展的方向。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 structures and dynamic changes of the artifical sand - fixing vegetation were studied based on the follow views : components of vegetation community, plant diversity, life - forms of vegetation, trends of plant growth, characteristics of the vertical and horizontal structure of vegetation, relationship between the vegetation community and environment ( including soil moisture temperature etc. ), relationship between the vegetation community and characteristics of plant physiological activities. some results were showed as follow : 1. components, diversity and life style of artificial vegetation in shapotou region the marked changes of artificial vegetation have taken place during more than 40 years, since the establishment of sand - fixing vegetation
本文以騰格里沙漠東南緣寧夏中衛縣沙坡頭地區人工固沙植被作為研究對象,採用傳統生態學的野外調查方法,從植被群落的組成、多樣性、生活型、群落生長動態、垂直結構特徵、水平結構特徵、群落結構與周圍環境(土壤含水量、溫度)相互關系及其與植物自身生理生態適應特徵關系等多個角度研究了人工植被群落的結構及其動態變化,取得了如下研究結果: 1 、植被群落組成、多樣性及生活型:沙坡頭地區人工植被經過近50年的演變,從流動沙丘到固定沙地,沙地植被的動態變化經歷了從人工植被到人工?自然植被的轉變,從人工植被建立初期的少數幾種引種植物到現有30多種植物,隨著固定沙地時間的延長,植物種類日趨豐富,並且人工植被在15 25年、 40 50年兩個階段,物種的周轉速率最大,即群落結構變化最大。The concentrations of copper, lead and zinc in the shoot of e. splendens were affected by chemical and physical properties, such as full contents of heavy metals in soils, soil ph and organic carbon content, etc. the shoot can accumulate copper more on the red sandy paddy soil collected from dongxiang country, jiangxi province, than on silt paddy soil from fuyang country, zhejiang province. e. splendens took up much less copper from fuyang soils, the concentrations of zinc and lead in shoot were not also quite low
在酸性紅砂土上植物對銅的吸收和富集隨土壤銅含量的增加而顯著升高;而在銅、鋅、鉛復合污染的中性泥沙土上海州香薷體內銅含量和積累量不高,處于正常植物生長范圍內,植物體內鋅、鉛含量及其積累量也不高,海州香薷對重金屬的吸收和富集能力有限。Throug the study on irrigation quota and irrigation times for licorice root planted in arid sandy land of middle ningxia, the result shows : by increasing irrigation frequency and irrigation fixed quantity properly, it can play a positive role in the conserving and increasing water - holding capacity in arid - belt sandy area
摘要通過對寧夏中部乾旱帶沙地種植甘草的不同灌水定額及次數的研究,結果表明,適當的增加灌水次數和灌水定額對于保持和增加乾旱帶沙壤土持水率具有積極的作用,有利於植物的生長發育。There are many achievements in the lab, but they cannot be carried out in the fields. the ability to meet the great demand of large quantity and low price is out of expecting
植物非試管高效快繁技術ternpc無論在西北的沙漠荒地,東北的黑土地,華南的紅土地,還是華北華中大地均已燃起了大面積推廣的燎原之火。In such condition the ideal productivity could not became true let alone industrialization. conventional methods such as cuttage, graft, layer, have been used for nearly 2000 years by the most people. they are simple and easily spread, but with low propagating speed
植物非試管高效快繁技術( ternpc )無論在西北的沙漠荒地,東北的黑土地,華南的紅土地,還是華北華中大地均已燃起了大面積推廣的燎原之火。The altitude variation of the distribution of the different malus species in china reaches nearly 4000 meters, and they grow on various types of soil, even on desert, alkaline soil and on overhanging rocks and steep cliffs
在我國,蘋果屬植物不同種類分佈的生境差異極大,生長的海拔范圍差異近4000米,能生長在各種不同類型的土壤上,甚至沙漠、鹽堿地到懸崖峭壁上都能生長。Many kinds of legume have been applied not only to soil and water conservation but also to the improvement of environment in gansu province
( 4 )許多豆科植物根瘤菌共生固氮體系已被廣泛應用於防風固沙、防治水土流失及改善生態環境等方面。In original and jamming slightly vegetation, because dead roots, branch and leaves back to soil, soil organic matter higher, soil available phosphorus higher, too ; chemical and physical characters of soil were stabilization. the reason were original vegetation have more species and structure of community was stable. the degradation of fertility and structure of soil in secondary vegetation was influenced by change with structure and form of community
在人為干擾小的原生性森林,植物種類豐富,群落結構穩定,植物死根系和枯枝落葉全部回歸土壤,土壤有機質含量高,養分呈有機態為多,故有效磷較高,土壤理化性質較穩定;次生植被群落土壤結構和肥力的退化是由於群落組成和結構的改變導致枯枝落葉成分和土壤發規白山地還小問沙消民俗一非定俗地征王卿喬忡旺w比收財育環境差異而引起,次生植被土壤的退化狀態隨植被退化程度不同而有差異。分享友人