草甸土 的英文怎麼說

中文拼音 [cǎodiàntǔ]
草甸土 英文
meadow soil
  • 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...
  • 甸 : 名詞1. （古時稱郊外的地方） suburb 2. （甸子, 放牧的草地, 多用於地名） pasture
  1. The results indicate that : 1. the main physical and chemical characteristics vary regularly : with rising of the altitude, there is a transition from silt > sand > clay to sand > silt > clay in the mechanical composition ; the argic horizon emerges below the altitude of 1600 meters ; the content of organic matter is enrichment, the content of organic carbon of epipedon is higher than 20 g / kg, while the content of organic carbon increases with increasing of altitude, and in the altitude of 3500 - 3700meters, the soils under the meadow have the maximum content organic carbon ; the soils appear acid - slightly acid reaction, the ph decreases appreciably and acid strengthen with increasing of altitude ; the soils higher than the altitude of 2500 meters are base unsaturated, indicating the soil leaching is strong, the ph and bs are distinct plus correlated ; the contents of sio2, al2o3, and fe2o3 of the soil body and clay are all relatively stabilization ; in the soil body, the content of sio2 is much high and cao is very little, the total contents of sio2, a12o3 and fe2o3 occupy 92 % of the mineral parts, the sequence of mineral elements is : sio2 > al2o3 > fe2o3 > k2o > mgo > cao > tio2 > mno

    研究結果表明： 1太白山南坡土壤的主要理化性質隨海拔高度的上升呈有規律的變化：隨海拔高度上升，機械組成由粉粒砂粒粘粒逐漸過渡到砂粒粉粒粘粒，海拔1600m以下出現粘化層；土壤有機質豐富，表層有機碳含量一般在20g kg以上，有機碳含量隨海拔高度升高而相應增加，海拔3500 3700m的灌叢草甸植被下有機碳含量最高；土壤呈酸性或微酸性，並隨海拔上升， ph值略微降低，酸性增強，海拔2700m以上的土壤多呈鹽基不飽和狀態，表明土壤淋溶作用較強， ph值和鹽基飽和度呈極顯著正相關；土體與粘粒中的sio _ 2 、 al _ 2o _ 3 、 fe _ 2o _ 3含量相對比較穩定，土體中sio _ 2含量較高， cao含量較少， sio _ 2 、 al _ 2o _ 3和fe _ 2o _ 3含量之和約占土壤礦質部分的92 ，礦質元素含量的順序依次為： sio _ 2 al _ 2o _ 3 fe _ 2o _ 3 k _ 2o mgo cao tio _ 2 mno 。
  2. Effect of the different measures on the improvement of alkaline soil in kangping county

    不同措施對康平草甸堿土改良效果的研究
  3. In the surface layer, the dominant microbes are usually denitrifying bacteria, followed by anaerobic nitrogen fixing, ammonifying and nitrifying bacteria

    土壤氮素代謝微生物高寒草甸土壤氮素代謝微生物的數量及活性在
  4. Vegetation dynamics and soil characteristics of different period abandoned land was conducted in typical steppe at xilinguole league and meadow steppe at hulunbeier league, inner mongolia. the results showed : the function community of annual plants, perennial rhizornatous grasses and perennial rosette grasses were appeared at different succession stage of abandoned land in typical steppe and meadow steppe

    本試驗分別在內蒙古錫林郭勒盟典型草原帶和呼倫貝爾盟草甸草原帶對不同撂荒年限的撂荒地植被動態及土壤特性進行了研究，目的是探討草原區撂荒地植被演替的規律，為撂荒地植被的重建提供理論依據。
  5. The project initiated by scientists from university of california and co - operated scientists from haibei research station, cas. the objectives of the experimental are to examine how the vegetation and soil in sites with low and high grazing intensity and with two habitat types ( meadow and shrubland ) respond to climate warming. the research will include plant community, phenology, growth allocation and soil temperature, soil nutrient availability, decomposition, and mineralization

    自1997年起，海北站與美國加利佛尼亞大學的科學家合作建立了32個greenhouse ，分別建在不同放牧強度下的高寒草甸和高寒灌叢中，研究的目的是探索植被和土壤在不同放牧強度下對氣候變暖的響應，其中包括植物群落、物候學、土壤溫度、土壤營養、分解和礦化作用等。
  6. The project initiated by scientists from university of california and co - operated scientists from haibei research station, cas. the objectives of the experimental are to examine how the vegetation and soil in sites with low and high grazing intensity and with two habitat types meadow and shrubland respond to climate warming. the research will include plant community, phenology, growth allocation and soil temperature, soil nutrient availability, decomposition, and mineralization

    自1997年起，海北站與美國加利佛尼亞大學的科學家合作建立了32個greenhouse ，分別建在不同放牧強度下的高寒草甸和高寒灌叢中，研究的目的是探索植被和土壤在不同放牧強度下對氣候變暖的響應，其中包括植物群落物候學土壤溫度土壤營養分解和礦化作用等。
  7. Cryogenic meadow forest soil

    冷結草甸森林土
  8. The north slope on the east part of qilian mountains was separated into 6 vertical distribution zones : alpine cold desert meadow 、 alpine meadow 、 alpine bush meadow 、 mountain forest grassland 、 mountain grassland 、 and mountain desert grassland, there are also some areas of alternative distribution

    祁連山東部北坡根據氣候、土壤、地貌等因素，分為6個垂直分佈帶：高山寒漠草甸帶、高山草甸帶、高山灌叢草甸帶、山地森林草原帶、山地草原帶和山地荒漠草原帶，有交替分佈的地段。
  9. The edition of graphical data is operated on mge software and the area of all kinds of grassland types is calculated on the titan gis software. the result shows that : the total rangeland area of xinbaerhuyou banner is 2257078. 62 hm2, its area percentage is 89. 86 % ; the area percentages of temperate steppe type, temperate meadow steppe type, lowland meadow type, marsh type and temperate forage improved grassland are separately 85. 11 %, 1. 23 %, 12. 19 %, 1. 19 % and 0. 28 %. in lowland meadow type, two new subtypes - lowland meadow subtype and lowland saline meadow subtype are found, which were not found in the former materials

    研究結果表明：新巴爾虎右旗草地類型的總面積為2257078 . 62hm2 ，占總土地面積的89 . 86 % ；溫性草原類、溫性草甸草原類、低地草甸類、沼澤類及改良草地面積占草地總面積的比例分別為85 . 11 % 、 1 . 23 % 、 12 . 19 % 、 1 . 19 %和0 . 28 % ；低地草甸類中出現了以前沒有的低濕地草甸亞類和低地沼澤化草甸亞類。
  10. Alpine meadow soil

    高山草甸土
  11. The soil types of haibei research station are dominated by alpine shrub soil and alpine meadow soil in three rich elements as nitrogen, phosphorus and potassium

    海北實驗站地區土壤的主要類型為高山草甸土高山灌叢草甸土和沼澤土。
  12. The research include : 1 ) measuring co2 concentration in the soil air and vegetation air by using co2 measuring instruments ; 2 ) measuring the releasing rate of co2 coming from soil surface by using alkaline absorbing method ; 3 ) measuring the hydrochemical indexes of soil water. the research results are as follows : ( 1 ) the author has made field observation of depth distribution of soil air co2 in the mt. jinfo karst experiment site. the results show that two concentration gradient, soil to atmosphere and soil to carbonate rock, are form

    本次實驗以典型的亞熱帶巖溶分佈區?金佛山自然保護區為例，選擇了巖溶窪地內的高山草甸和靠窪地邊緣地帶的方竹林、裸地以及石林內的喬木林4個樣地，對土壤co _ 2濃度空間分佈規律以及晝夜動態和日動態變化狀況進行了觀測，獲得了如下新的認識： （ 1 ）土壤中co _ 2濃度分佈的觀測結果表明，土壤中具有土壤-大氣、土壤-碳酸鹽巖兩個方向的co _ 2濃度梯度。
  13. Abstract : burrowing behaviors of the plateau zoko rs ( myospalax bailely ) in rel ation to soil hardness were investigated by using radio - telemetry at haibei alp i ne meadow ecosystem research station, qinghai, china

    文摘:採用無線電遙測法在中國科學院海北高寒草甸生態系統定位站對高原鼢鼠的挖掘行為及其與土壤硬度的關系進行了研究。
  14. The results indicated that as the intensity of sward cleavage increased, elymus nutans and other plants that had high requirements in soil aeration and resource space presented an increased competitive edge and the species that had low requirements in soil aeration and resource space presented an opposite picture ; low - intensity sward cleavage could help increase species diversity to a certain extent, but the diversity index appeared to decline as a whole as the cleavage intensity increased ; the effects of sward cleavage on functional groups of the vegetations showed in such manner as e. nutans - represented grasses increased in their composition with the intensity of sward cleavage raised, and sedges and forbs decreased in their compositions with the intensity of sward cleavage raised ; sward cleavage showed a significant improving effect on primary productivity of the meadows and was capable of increasing the proportion of quality - grass biomass to the total plant biomass ; sward cleavage could be independently employed as an effective measure to rehabilitate and improve alpine - meadow grasslands and thus played a basic and key role in the technical combination aiming at establishing hay fields characterized by e. nutans

    結果表明：垂穗披堿草等對土壤通透性和資源空間要求較高的物種，競爭力隨劃破強度的增加而上升，而對土壤通透性和資源空間要求相對較低的物種則相反；輕度劃破干擾對提高物種豐富度具有一定的促進作用，但多樣性指數則總體上表現為隨劃破強度的增加而呈下降的趨勢；劃破干擾對植被功能群的影響表現為以垂穗披堿草為代表的禾草類組分隨干擾強度的增加而顯著上升，莎草類和雜類草組分隨干擾強度的增加而顯著下降；劃破干擾對草地初級生產力的提升具有顯著的促進作用，且可顯著增加植物總量中優質牧草的比重；劃破干擾可獨立作為高寒草甸類草地恢復與改良的有效措施，在定向培育垂穗披堿草型割草場的技術組合中具有核心和基礎性的地位。
  15. According to the valuation of 1831, there were in concord two thousand one hundred and eleven acres, or about one seventh of the whole territory in meadow ; this standing next in the list after pasturage and unimproved lands, and, judging from the returns of previous years, the meadow is not reclaimed so fast as the woods are cleared

    根據1831的評估，康科德有兩千一百一十一英畝的土地，整個區域大約有七分之一處于草甸中；這些未砍伐的區域位於牧場和未耕種土地之外的田壟里，並且以前一年的結果來看，樹木一旦被砍伐掉，草甸就無法再生了。
  16. Alkaline meadow soil

    堿性草甸土
  17. Denitrification in the degraded meadow soil is higher than that in the natural meadow soil

    高寒草甸土壤中溶有機磷細菌的數量高於溶無機磷細菌的數量。
  18. With the decrease of soil humidity, the bacterial number decreases, while the fungal number increases generally. microbial biomass estimated by fluorescein microscopic counting the highest biomass of bacteria was appeared in august

    高寒草甸土壤中纖維素分解菌纖維素分解菌的數量較少，隨著土壤溫度的變化纖維素分解菌的數量在每年的
  19. Responses of antioxidative ingredients of anisodus tanguticus maxim. pascher to the environmental changes

    祁連山北坡雲杉林和草甸土壤有機碳礦化及其影響因素
  20. Denitrification and nitrogen fixation in 10 cm 20 cm horizon are higher than those in other soil horizons, in which the partial pressure of oxygen is lower than that in surface horizon, and the number of microorganisms is more than that in below horizon

    高寒草甸土壤中未發現有好氣性自生固氮菌，但嫌氣性自生固氮菌的數量眾多。在高寒草甸嚴酷的自然條件下，嫌氣性自生固氮菌為大氣氮素固定的主要承擔者。
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