貧瘠土壤 的英文怎麼說

中文拼音 [pínjítǔrǎng]
貧瘠土壤 英文
lean soil, poor soil
  • 貧 : 形容詞1. （窮） poor; impoverished 2. （缺少; 不足） inadequate; deficient 3. [方言] （絮叨可厭） garrulous; loquacious
  • 瘠 : Ⅰ形容詞[書面語]1. （身體瘦弱） lean; thin and weak2. （不肥沃; 瘠薄） barren; poor; lean Ⅱ名詞（姓氏） a surname
  • 壤 : 名詞1. （土壤） soil 2. （地） earth 3. （地區） area 4. （姓氏） a surname
  • 貧瘠 : poor; barren; infertile; infertility貧瘠帶 barren zone; 貧瘠地 barrens; 貧瘠地區 desert; 貧瘠土（...
  1. It can also restrain the decomposition of organic substances in the soil and the bind of nitrogen, and wash away the nutritious elements, such as magnesium, calcium, and potassium. the acid rain deprives the soil. it acidifies the rivers and lakes, and dissolves the heavy metal in the soil into water, therefore poisons the fish

    它可以直接使大片森林死亡，農作物枯萎；也會抑制土壤中有機物的分解和氮的固定，淋洗與土壤粒子結合的鈣、鎂、鉀等營養元素，使土壤貧瘠化；還可使湖泊、河流酸化，並溶解土壤和水體底泥中的重金屬進入水中，毒害魚類；加速建築物和文物古跡的腐蝕和風化過程；可能危及人體健康。
  2. The analysis of micro - climate site of the road greenbelt in the building process of expressway, a lot of calcareousness, powder of coal ash, asphaltum and stone were put into used. on one hand, it completely destroys the original soil structure, making the soil really barren, on the other hand, the rise of roadbed also affects the ground water to go up, making the soil very drought

    路體綠地立地條件分析高速公路在修建過程中，採用了很多的石灰、粉煤灰、瀝青、石塊等材料，一方面使原有的土壤結構被徹底破壞，土質十分貧瘠，另一方面路基抬高影響地下水位上升，土壤十分乾旱。
  3. Mars is a dead planet ; a dead battery ; dead soil ; dead coals ; the fire is dead

    火星是一個死星球；用完了的電池；貧瘠的土壤；熄滅了的煤；火已經熄滅了。
  4. Soil is the base of agriculture production, the key measure to prevent water and soil loss is to conserve soil, but most soil nutrient is lost with the sediment loss, and serious water and soil loss make the soil thickness degrease, the soil nutrient be deficient and lean, the land quality degrade and the yield of plant decrease, all this results is going to threaten the people ' s transplanting and the agriculture sustainable development, and restrict the economy development of three gorges regions

    同時，土壤是農業生產的根本，治理水土流失的關鍵是要保住土壤，而土壤養分絕大部分是隨著泥沙流失的，嚴重的水土流失造成土層淺簿、養分貧瘠，土地質量退化，產量下降，對三峽庫區移民工作和農業可持續發展造成嚴重威脅，制約三峽庫區經濟發展。因此進行三峽庫區坡耕地土壤侵蝕機理研究，探索減輕坡耕地土壤流失的方法措施，具有全局性的重大意義。
  5. She had rightly guessed that mr. gryce's egoism was a thirsty soil.

    她早已察覺到古萊先生自尊心的土壤是貧瘠的。
  6. Virginia creepers. want to manure the whole place over, scabby soil

    這片土壤太貧瘠了，想整個兒施一通肥。
  7. In 1450, most europeans probably lived in villages, but some regions were so hilly, lacking in good soil, or heavily timbered that villages could not keep going, and settlement was that of solitary herdsmen or shepherds

    1450年，大多數歐洲人或許都住在村落里；但是，有些地區丘陵起伏、土壤貧瘠、森林茂密，難以形成村落，只有零星的牧民居住。
  8. The resulting barren area leads to soil erosion and the development of undesirable trails

    貧瘠的土地往往導致土壤的侵蝕出現不期望的痕跡。
  9. The paper fristly compared the fertile soil with the incinerated sterile soil on the number of micro - algae, soil ph value, soil organic matter soil available phosphorus and soil nitrogen. and then, the author put fertile soil, which included micro - algae, proportionally into sterile samples and cultivated them respectively under illumination condition ( micro - algae can live and reproduce ) and dark condition ( micro - algae will die in some time ). the above indices were measured in 0, 30, 60 and 90days respectively, the analyse of the interrelation between the change of micro - algae ' s number and the changes of soil ph value, soil organic matter, soil available phosphorus and soil nitrogen indicated : ( l ) soil micro - algae which were native to fertile soil conld adapt to the changed circumstance and light acted as a decisive role to the distribution of soil micro - algae. under dark condition, the micro - algae ' s number declined gradually and went to zero in the end, while under illumination condition, on the 90th day, the micro - algae ' s number of per gramme was 6 - 7 times more than that of the beginning

    本文首先對肥沃土壤與經高溫焚燒后的貧瘠土壤中的微藻數量、土壤ph值、有機質含量、有效磷含量和全氮量進行比較研究，然後將包含微藻的綠化苗圃地肥土按不同比例接種進入貧瘠土樣中，分別在光照條件和黑暗條件下進行培養，在0天、 30天、 60天和90天分別檢測以上指標，比較有光條件和無光條件下，即有藻條件和無藻條件下貧瘠土樣所發生的變化，並分別對微藻數量的變化與土壤ph值、有機質含量、有效磷含量和全氮量的變化之間做相關性分析，以評估肥沃土壤中的微藻接種進入貧瘠土壤后的生長情況以及對貧瘠土壤的改良作用。研究結果表明： （ 1 ）土壤微藻對環境有較強的適應能力，且光照對其分佈起了決定性的作用。
  10. In the area of watershed between the yangtze river and the huaihe river, there are a series of ecological environmental issues, such as fragile forest ecosystem, frequent drought damage, lake of water resources, serious soil and water loss and contamination by chemical fertilizer, pesticide and plastic membrane

    摘要分析了江淮分水嶺地區存在的森林生態系統脆弱，易旱多災，水資源短缺，土壤貧瘠，礦山開采過度，水土流水嚴重，化肥、農藥、農膜等農業化學品污染嚴重，農村生態環境退化等生態環境問題。
  11. The research results mainly show : ( 1 ) the ecological degradation characteristics of wuxi county include : some soil is thin and barren and its water and fertility conservation abilities are poor, gradual degradation of soil results in decrease of vegetation diversity and the vegetation community structure gradually inclines tc simplicity from complexity. the types of soil and water loss in wuxi county mainly involve surface erosion and gully erosion. according to investigation, surface erosion area occupies 80 % or so or erosion area, in which the slope farmlands surface erosion area accounts for about 70 % of farmland erosion area

    研究結果主要包括： （ 1 ）巫溪縣生態退化特徵表現：作為生物生長基質的部分土壤薄而貧瘠，保水保肥能力差，部分地區基巖裸露，土壤的不斷退化導致植物種多樣性減少，植物種群結構逐步由復雜趨向簡單化；縣內水土流失的類型主要包括面蝕和溝蝕兩大類，據調查，面蝕面積占侵蝕總面積的80左右，其中坡耕地面蝕佔耕地侵蝕面積的70左右。
  12. The agricultural sector in dranang county is severely limited by poor field management, short growing seasons and arid conditions

    扎囊縣的農業發展受到田間管理不善種植季節短和土壤貧瘠乾旱等因素的嚴重製約。
  13. A variety of gm watermelons will be seedless and there is gm rice, sometimes called " golden rice " ， which will have more vitamins and can grow in poorer soil

    一種轉基因西瓜將是無籽西瓜，還有被稱為「金米」的轉基因水稻，它將含有更多的維生素並可在較為貧瘠的土壤里種植。
  14. 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
  15. Degeneration problems of karst soil fertility are mostly soil leanness, vegetation reduction, and natural environment erosion and rock desert

    巖溶土壤肥力退化問題主要表現為土壤貧瘠、植被減少、水土流失和土地石漠化。
  16. This paper first reports the difference of soil algae community makeup, microorganism amount, and soil phosphate activity between leanness soils and richness soils

    本篇論文首先進行了貧瘠土壤與肥沃土壤表層土中土壤藻類種群結構、微生物數量以及土壤中三種磷酸酶活性的對比研究。
  17. The algae multiplied massively in suitable environment, and made the amount of available phosphorus in soil increase significantly. the influence of the base matter on available phosphorus in soil was much more significant. in the second step, nostoc commune and chlamydomonas sajao lewin were inoculated of different inoculation quantities to the barren soils

    實驗是在貧瘠土壤種接種具有固氮能力的念珠藻（藍藻類）和沙角衣藻（陸生綠藻） ，在0 . 1g 、 0 . 5g 、 1 . 0g 、 2 . 0g濕藻重500g土重的不同濃度梯度進行接種，進行常溫下培養。
  18. The research soil samples are from maoxian and from sichuan university especially. the results show that the two kinds of soils differ greatly in soil algae population, microorganism number and soil phosphate activity

    研究結果顯示貧瘠土壤與肥沃土壤之間的土壤藻類種群結構（土壤藻類的數量和土壤藻類的優勢種群） 、微生物數量和土壤磷酸酶活性均有很大的差別。
  19. On the 90th day, the content of organic matter of soil samples under illumination condition was 2 - 3 times more than that of the beginning. ( 4 ) micro - algae can decompose organic phosphorus into inorganic phosphorus and increase the content or the potential content of soil available phosphorus. ( 5 ) theoretically, because of some micro - algae ' s nitrogen fixation, the sterile soil ' s content of nitrogen should increase, but in 90 days, its increment could not be determined

    （ 3 ）土壤微藻通過光合作用將二氧化碳合成為有機物，增加土壤的有機質含量，在90天的實驗期內，有微藻生長的土樣內的有機質含量是對照組的2 - 3倍。 （ 4 ）土壤微藻作為溶磷微生物之一能夠將有機態磷礦化成無機態磷，增加貧瘠土壤有效磷的含量或潛在的含量。
  20. ( 2 ) through consuming co2 and secreting alkaline matters from their cellls to soil, micro - algae can improve soil ph value, and transform the weak acid soil into weak base soil. ( 3 ) through photosysthesis transforming co2 into organic matters, micro - algae can increase the content of soil organic matter

    肥沃土壤中的微藻接種進入貧瘠土壤后，在黑暗條件下逐漸死亡，有光條件下的微藻經過一段時間的適應后，到第90天時，每克土中的微藻數量增長到接種量的7 - 8倍。
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