upland soil 中文意思是什麼

upland soil 解釋
高地土壤
  • upland : n. 〈sing. , pl. 〉 高地，山地，臺地；〈pl. 〉 高地地區，旱地。adj. 高地的，山地的。
  • soil : n 1 泥土，土壤；土質。2 土地，國土。3 滋生地，溫床。4 農業生活，務農。n 1 臟東西，污物，污穢，污...
  1. 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 % 。
  2. These examples show that, contrary to the widely accepted assumption that nutrient inputs to tropical upland soils will accelerate acidification and deterioration, a combination of supportive management measures such as erosion control, legume cropping and recycling of biomass and plant nutrient inputs can safely lead to soil fertility buildup and attractive, sustainable, economic returns

    通常認為在熱帶地旱土土壤上施用養分會加速酸化和土壤退化，但這些例子卻恰恰相反，表明了通過控制水土流失、種植豆科作物、生物量再循環以及養分投入等綜合配套措施可以穩妥地增進土壤肥力和獲得有吸引力的經濟效益。
  3. The basic fertility characteristics, and soil microbes and the relationship between them were investigated on paddy fields of purple soil, where no - tillage and ridge culture had been practiced for twelve years. the advantages and disadvantages were contrasted among five culture modes ( conventional culture, no - tillage and fallow in winter, no tillage and ridge culture, no - tillage and box culture, and the rotation of paddy and upland )

    通過對12年免耕的稻田的土壤微生物和基本肥力特徵研究，找出二者之間的關系，指出免耕耕作方式養分增加、肥力提高的主要原因是作物秸稈的加入以及免耕改變了土壤的水、熱、氣、肥條件，並因此而探索影響秸稈分解的因子，找出微生物種類和有機、無機肥料的更好搭配。
  4. The degradation rate of map was 79. 95 % in 5 days when the water content in soils was 150 % ( paddy soil ) in laboratory test. the test also showed that degradation rate in paddy soil was higher than that in upland soil

    在模擬水田和旱田試驗中，加菌5天後水田土壤中甲胺磷的降解率為79 . 95 ，同時發現菌株在水田中的降解效果要好於旱田中的降解效果，含水量高有利於土壤中農藥的微生物降解。
  5. Fruit trees cultivation amp; management on the upland with soil erosion problem

    水土流失丘陵山地果樹栽培與管理
  6. Decomposition of soil organic carbon and turnover of soil microbial biomass carbon under condition of rotation between upland crop and paddy rice

    水旱輪作條件下土壤有機碳的分解及土壤微生物量碳的周轉特徵
  7. Prevention of soil secondary salinization by turning upland cropland into paddy fields in depressions of the songneng plain

    松嫩平原低平易澇地旱改水種稻治澇防止土壤次生鹽漬化技術的研究
  8. It was difficult for upland crops to grow on the saline - alkali soil in the coastal plain and liaohe river regions

    在沿海平原和遼河流域鹽堿土上很難種植旱地作物。
  9. Effects on soil fertilization of different cropping systems on upland red soil

    紅壤旱地幾種耕作制度的土壤培肥效應
  10. Study on the general properties of runoff solid from sloping field in red - soil upland

    紅壤丘陵區坡地固體徑流基本理化性狀探析
  11. Soil fertility restoration on degraded upland of purple soil

    紫色土退化旱地的肥力恢復與重建
  12. The content of fixed ammonium, capacity of fixing - ammonium, available fixed ammonium, kinetics of ammonium fixation and release of fixed ammonium of chief upland cultivated soils in hunan province were studied by using the method of field investigation and sampling, laboratory incubation and analyses. the seasonal change of fixed ammonium content in soil and _ its bioavailability in different growth stage of huanghuacai by use of field plot experiment

    本文通過野外調查取樣、室內培養試驗和分析測定，研究了湖南省主要旱耕地土壤的固定態銨含量、固銨容量、有效性固定態銨含量以及土壤對銨離子的礦物固定和土壤固定態銨釋放的動力學特性，通過田間小區試驗，研究了不同施肥結構下土壤固定態銨在黃花菜生長期間的動態變化規律及其生物有效性。
  13. Effects of increasing soil fertility and maize output by manure the maizestraw with different returning ways to upland soil

    不同秸稈還土方式對旱地土壤培肥和玉米產量的影響
  14. Most highly weathered and leached upland soils in s. e asia are so deficient in primary nutrients that economic yields of healthy crops cannot be produced, unless nutrients are added to the soil

    東南亞大多數高度風化和淋溶的旱地土壤主要養分貧乏，以致除非向土壤施加養分，否則不可能獲得健康作物的經濟產量。
  15. According to physiognomy, the bulk density changed as the following order : upland > hills > hillslopes > gully slopes, the saturated soil moisture arranged as : hillslopes > hills > gully slopes > upland, while field capacity and wilting moisture are as follows : gully slopes > hills > hillslopes > upland

    在地貌上，土壤容重呈現出塬面梁頂溝坡梁坡，飽和含水量呈現出塬面溝坡梁頂梁坡，田間持水量和萎蔫濕度均呈現出溝坡梁頂塬面梁坡的趨勢。
  16. Effect of applying phospho - gypsum in yellow upland soil with different ph - value

    值黃泥土施用磷石膏試驗
  17. Research in the translocation and transformation of phosphorus in soil - water system is of importance to environmental p management and controlling the eutrophication. a series of experiments and investigations in this paper were conducted to study the changes of p pool by a long - term applying fertilizer p, the translocation and transformation of phosphorus between interface of soil and water in relation to their environmental effects, using the upland fields from yellow soil area of guizhou province

    在貴州中部地區，通過對有代表性的黃壤旱地進行采樣分析和盆栽試驗，對其磷庫變化及其環境影響進行了研究，同時採用無界徑流小區試驗、野外坡面徑流小區試驗以及模擬降雨徑流試驗對坡旱地地表徑流中磷的含量水平、形態特徵、生物有效性、遷移規律、磷流失量及其影響因素進行了研究。
  18. The investigations turned out that with the successive planting of crops the mainly available nutrients accumulated yearly under normal fertilization in the upland fields form yellow soil area, especially the content of p increased obviously

    在該地區目前的施肥水平下，旱地長期種植作物後土壤主要有效養分的含量都出現不同程度的增加，其中土壤磷的積累最明顯。
  19. After dry season, the soil moisture changes as the follow trend : gully slopes > hills > upland > hillslopes, while after rainy season, it is as follows : gully slopes > upland > hills > hillslopes. in addition, the soil moisture has obvious vertical distribution characteristic in the slope

    一般規律是：旱季之後，土壤含水量表現為溝坡梁頂塬面梁坡；雨季之後，土壤含水量表現為溝坡塬面梁頂梁坡。
  20. Obviously, these results underline the experience of numerous upland farmers : cultivation without safeguarding a fast and stable vegetative cover of crops inevitably leads to soil loss which means loss of productivity

    顯然，這些結果與無數旱地農民的經驗相符合：沒有保證作物快速穩定的植被覆蓋層的耕作無疑會造成土壤損失，進而引起生產力損失。
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