撂荒 的英文怎麼說

中文拼音 [liàohuāng]
撂荒 英文
[方言] （不繼續耕種土地, 任它荒蕪） leave land uncultivated
  • 撂 : 動詞[口語]1. （放; 擱） put down; drop 2. （弄倒） knock down; throw down 3. （拋棄; 拋） cast aside; leave behind
  • 荒 : Ⅰ形容詞1 （荒蕪） waste 2 （荒涼） desolate; barren 3 （不合情理） fantastic; absurd 4 [書面語] ...
  1. 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。
  2. The content of soil nutrients in 0 - 20cm profile is higher than that of 20 - 60cm profile. in the s. viciifolia plot, there are more organic matter, the whole nitrogen, quik - result nitrogen, quik - result kalium

    狼牙刺各樣地內， o一zocm剖面土壤養分高於20一6ocm ，土壤有機質、全氮、堿解氮高於對照撂荒地。
  3. The content of soil aggregation ( > 2. 0mm ) in 0 - 20cm profile is higher than fallow land ' s and carag

    而土壤容重值仍然較大，穩定入滲速率ki 。也遠遠小於撂荒地及檸條地。
  4. With the increase of abandoned time, perennial plants increased, the function communities were richer, p diversity index in two communities reduced with abandoned interval, but the vegetation restoration was slow, the land abandoned for 30 years have not got to climax community

    隨撂荒年限的增加，多年生植物的種類和數量逐漸增加，植物群落功能群構成逐漸豐富，群落間多樣性指數隨撂荒時間間隔的增大而逐漸減小。但植被恢復緩慢，撂荒30年仍未達到頂極群落階段。
  5. Because of the influence of climate undulation and desertification, this area gradually formed diversified economic types which had principal extensive agriculture and auxiliary hunting, fishing, gathering during the period of hongshan culture

    受氣候波動及沙地的影響，紅山文化時期逐漸在這一地區形成了撂荒輪作式粗放型農業為主漁獵、採集為輔的多樣化經濟模式。
  6. Results showed that available k and ( no3 ) ^ ( - 1 ) content were higher in surface runoff in slope cropland and intercrop land between crop and forestry than those in fallow land, intercrop land between forest and grass and afforestation land

    研究結果表明： （ 1 ）坡耕地及農林間作下地表徑流中的有效鉀和硝態氮含量高於撂荒荒坡、林草間作和造林林地。
  7. Refers to farmland which is plowed constantly for growing crops, including cultivated land, newly cultivated land in the current year, farmland left without cultivation for less than three years and fallow land in the current year, rotation land, rotation land of grass and crops, farmland with some fruit trees, mulberry trees and other trees and cultivated seashore land, lake land, and etc

    指年初可以用來種植農作物、經常進行耕鋤的田地，除包括熟地、當年新開荒地、連續撂荒未滿三年的耕地和當年的休閑地（輪歇地） ，還包括以種植農作物為主並附帶種植桑樹、茶樹、果樹和其他林木的土地，以及沿海、沿湖地區已圍墾利用的「海塗」 、 「湖田」等面積。
  8. This paper systematkally researched the characteristics of growth and physiology of sophora viciifolia hance ( a kind of natural shrub ) and its effects on the content of soil water, soil nutrieftt and soil physical property. the paper applied some methods and theory of plant ecology, plant physiology, physics of soil and soil chemistry etc. three different age s. viciifolia hance in the different plot were selected, caraganar land and fallow land as a comparison

    本文以陜北黃土區安塞紙坊溝流域內在植被演替中佔有重要地位的天然灌木種（ 6 、 14 、 17齡）狼牙刺（ sopharaviciifoliahance ）為對象，以15齡檸條（ caraganar ）和撂荒地為對照，系統研究了狼牙刺的生長特徵、生理特性，及其生長對土壤水分、土壤養分、土壤物理性狀的影響。
  9. Cultivated area ( area under cultivation ) ： refers to farmland which is plowed constantly for growing crops, including cultivated land, newly cultivated land in the current year, farmland left without cultivation for less th an three years and fallow land in the current year, rotation land, rotation land of grass and crops, farmland with some fruit trees, mulberry trees and other trees and cultivated seashore land, lake land, and etc

    耕地面積：指年初可以用來種植農作物、經常進行耕鋤的田地，除包括熟地、當年新開荒地、連續撂荒未滿三年的耕地和當年的休閑地（輪歇地）外，還包括以種植農作物為主並附帶種植桑樹、茶樹、果樹和其他林木的土地，以及沿海、沿湖地區已圍墾利用的「海塗」 、 「湖田」等面積。
  10. Once this happens the site is abandoned and the soil is exposed to sun and rain, resulting in erosion and further impoverishment of the soil

    如果土地就撂荒了，土壤直接暴露中日曬雨淋中，導致水土流失和土壤進一步貧瘠
  11. Nutrient content in surface runoff and sediment was highest in the beginning of surface runoff, and then became stable

    （ 2 ）撂荒荒坡、林草間作和造林林地沉澱泥沙中的全氮、全磷、全鉀和有機質含量高於其它3種利用方式。
  12. The species richness of wild vascular plants on the six pre - islands was 126, 157, 175, 189, 242, and 254, respectively

    主要表現為森林比重很小，群落多樣性低，撂荒地上處于次生演替初始階段的雜類草草叢佔了相當大的比例。
  13. 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。
  14. The average of shannon - wiener diversity index was 1. 5481 in typical steppe abandoned land, which was only 55 % of natural grassland, while it was 1. 3492 in meadow steppe abandoned steppe

    典型草原撂荒地shannon - wiener多樣性指數的平均值為1 . 5481 ，是天然草地的55 ，草甸草原帶撂荒地shannon - wiener多樣性指數的平均值為1 . 3492 ，是天然草地的50 。
  15. The organic matter, total n, hydrolytic n were increased, then reduced with the increase of abandoned time. the loss of organic c got up to 59. 4 % in abandoned land. in 0 - 20cm, the sand content of 0. 25 - 0. 05mm was increased gradually, the average content of sand in the abandoned land was up to 76. 84 %, the sand contents of silt and sand was gradually reduced, the soil mechanic compose became coarse

    隨撂荒年限的增加，土壤有機質、全氮、堿解氮等主要養分均表現出先降低后增加的趨勢；撂荒地有機碳的損失平均達到59 . 4 ；在撂荒地表面0 - 20cm范圍內， 0 . 25 - 0 . 05mm粒徑的砂粒含量逐漸增加，各撂荒地砂粒平均含量達76 . 84 ，粉粒和粘粒含量逐漸降低，土壤機械組成出現粗化現象。
  16. To illustrate this point, vi the dynamic of the water and salt in fukang oasis will be analyzed. by comparative analysis of the dynamic of soil moisture and salinity in farmland, the abandoned land inside new oases, sand dune and the grassland periphery, the influence of dynamic state of soil moisture and salinity on the oasis stability can be clarified. thus, we may draw the following conclusion : l. at the plains in fukang, the ground water table rises gradually from south to north, and it falls in the desert

    本論文研究圍繞典型荒漠植物群落的水鹽動態變化及其對植物群落空間分佈的影響以及綠洲內的水鹽動態變化，通過綠洲農田與綠洲內撂荒地、綠洲外圍水鹽動態的對比分析，水鹽動態變化對綠洲穩定性的影響，得出以下結論： l從南至北，研究區地下水位在平原區逐漸升高，在沙漠中又降低。
  17. In the long run, the economy beneficial of grassland claim is lower. the soil nutrition lose, mechanic compose become crude, vegetation restore is slow, the drought resisted ability is poor. therefore, it is not worth to claim grassland both from economy and ecology point of view

    長遠來看，草地開墾經濟效益低下，撂荒后又面臨土壤養分流失、機械組成粗化、植被恢復緩慢、抗干擾能力弱等諸多生態問題，因此，無論從經濟學還是生態學角度，開墾草地得不償失。
  18. Based on the achievement of related previous studies on this issue and the unsolved problems, here three aspects are concentrated in this dissertation for the issue. they are : study on the variation law of soil water and soil nutrients " background and productivity of the artificial locust woodland in northern shaanxi province ; the characters of the communities restoration and soil properties change of different barren grassland in loess plateau. the objectives are approached both by field survey and lab analysis

    本研究針對黃土高原水分生態環境研究的現狀，黃土高原的生態建設和植被恢復中存在的問題，主要致力於以下幾個方面的研究：陜北黃土高原不同立地條件下人工刺槐林土壤水分與土壤養分背景和生產力關系研究；黃土高原退耕地不同撂荒年限草地的群落動態與土壤性質演變分析。
分享友人
分享到 Line

分享到臉書