植物地下部分 的英文怎麼說

中文拼音 [zhídexiàfēn]
植物地下部分 英文
foot end
  • : Ⅰ動詞1. (栽種) plant; grow; cultivate 2. (樹立) establish; set up Ⅱ名詞(姓氏) a surname
  • : 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...
  • : 下動詞1. (用在動詞后,表示由高處到低處) 2. (用在動詞后, 表示有空間, 能容納) 3. (用在動詞后, 表示動作的完成或結果)
  • : Ⅰ名詞1 (部分; 部位) part; section; division; region 2 (部門; 機關或組織單位的名稱) unit; mini...
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • 植物 : plant; flora; botany; stray; greenery; phyton; phytum; phyta; phyt ; phyto ; phyte : 草本植物 her...
  • 部分 : (整體中的局部或個體) part; section; portion
  1. In aerial parts of the plant the outer wall of the epidermis is usually covered by a waxy cuticle that prevents desiccation, protects the underlying cells from mechanical damage, and increases protection against fungi, bacteria, etc

    的表皮的最外層通常覆蓋一層蠟質角質層,起保護作用以防止過渡蒸騰,並使方的細胞免於機械損傷,同時增加對真菌、細菌等的防禦能力。
  2. The study investigated aboveground growths of caragana korshinskii and artemisia ordosica planted in four modes, revealing that in different planting modes their densities, heights and canopy width and biomasses remained unchanged or tended to decrease slightly ; the young shoots of a. ordosica annually grew in a s - shaped cure and the young shoots of c. korshinskii grew fast in spring and grew slowly or cease to grow from july on ; the biomasses and leaf area indexes of c. korshinskii and a. ordosica annually varied in a double peak curve and there were 8 annual plants that invaded in the four planting modes and formed higher coverage ; the quadrat with only a. ordoska appeared to have obviously lower coverage and biomass that the other three quadrats

    摘要對騰格里沙漠東南緣2種人工被檸條和油篙在4種配置方式的生長動態進行了研究,結果表明:不同配置方式它們的密度、高度、冠幅和生量基本不變或略微呈降趨勢;油篙新梢的年生長動態呈s型曲線,檸條新梢春季生長速度較快, 7月份以後生長速度緩慢或基本停止生長;檸條、油篙上生量和葉面積指數的年變化均表現為雙峰型, 4種配置方式共有8種1年生人侵,並具有較高的被蓋度;同其它3個樣相比,純油篙樣1年生的密度、蓋度和生量明顯偏低。
  3. In the demonstration section of the paper, aiming at the main plantation crops and variety in shanxi and each region in shanxi, some research has been done, including determining and analyzing scale advantage, efficiency advantage and aggregated advantage of the main grain crops ( including wheat, corn, millet, soja, jowar and tubers ) and main cash crops ( including oil - bearing crops, cotton, fiber crops, beetroots, tobacco, medicinal materials, vegetables and melon, fruit ) in shanxi, determining and analyzing scale advantage, efficiency advantage, benefit advantage and aggregated advantage of the main plantation variety ( including wheat, corn, millet, soja, jowar, cotton, beetroots, rapeseed, flue - cured tobacco and apple ) in shanxi, determining and analyzing the advantage in each region in shanxi. the research shows that some crops and variety in shanxi own advantage, they are millet, jowar, fruit ( apple ), beetroots and medicinal materials. meanwhile, the main crops regions owning advantage and combination of advantage crops in each region in shanxi have been gained

    在文章的實證研究,本文以山西省及各區的主要種業作和品種為研究對象,做了以幾方面的研究:測定和析了山西省主要的糧食作(小麥、玉米、穀子、大豆、高粱和薯類)和主要經濟作(油料、棉花、麻類、甜菜、煙葉、藥材、蔬菜、瓜類和水果)的規模優勢、效率優勢和綜合優勢並與全國主產區進行了比較;對山西省主要的種業品種(小麥、玉米、穀子、大豆、高梁、棉花、油菜籽、甜菜、烤煙和蘋果)的規模優勢、效率優勢、效益優勢和綜合優勢進行了測定和析;測定和析了山西省主要種業作在各區的競爭優勢,研究表明山西省具有比較優勢的作主要有穀子、高梁、水果(蘋果) 、甜菜和藥材,同時得出山西省主要作優勢產區和各區優勢作組合。
  4. The quantity of increased leaf efficiency contributed to the aboveground biomass gain after defoliated are different at different irradiance. at the initial stage, the increased leaf efficiency of defoliated plants contributed more to biomass increment of aboveground under higher light level than those under lower irradiance. as the treatment time extended, the contribution to growth of increased leaf efficiency of plants under intermediate light level went beyond those under full irradiancy

    ( 2 )葉受損的株葉效率顯著高於未受損株;光照強度越高,株的葉效率越高;受損株增加的葉效率在不同光照條件對生長的貢獻大小不同,處理初期,全光照葉損失株增加葉效率對的生量增加貢獻大於中度光照,大於低光照株,隨處理時間的延長,中度光照株增加葉效率對生長的貢獻逐漸超過了全光照株。
  5. Most monocotyledons are hypogeal.

    單子葉都是的。
  6. 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 %

    摘要在析黃土高原區的溝沿線、溝沿線上溝間和溝谷土壤侵蝕特徵、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,認為在溝沿線的上建立草灌與整工程措施相結合的廊道,來攔蓄阻截溝間的來水來沙,可使流域的土壤侵蝕量減少54 . 5 % ~ 77 . 0 % 。
  7. In this dissertation, the author analyzed plant biodiversity in yunmengshan forest region with field survey on plant species and forest vegetation, the results show that : the vascular plants in yunmengshan forest region include 548 species ( variation ) which belong to 319 genera, 98 families, the flora geographical composition are complex, the dominant characteristics of flora are temperate zone plants which account for 55 percent, herbaceous species occupy 75 percent exclusively. evaluating the threatened hierarchy of plants in yunmengshan forest region, the results show that the number of critically endangered species is 7, endangered species isll, vulnerable species is 53, lower risk species is79, safty species 376

    本文在對雲蒙山林區的種、被進行調查的基礎上,進行多樣性析,研究結果如:雲蒙山林區共有維管束98科319屬548種和變種,理成復雜,包括中國全屬的15個佈區類型,區系組成以溫帶成為主,佔55 ;生活型譜中,草本種類占絕對優勢,比例為75 . 3 ;通過瀕危評價,得出雲蒙山林區極危種7種,瀕危種11種,漸危種53種,敏感種79種,安全種376種。
  8. In the wheat - oat intercropping system, root barriers had no effects on shoot dry weight of wheat, and mn nutrition of wheat was not improved by the oat - wheat rotation as well

    整體來看,在本試驗條件的小麥燕麥種體系中,根系隔方式對小麥量的影響不明顯;而且,不論是混作還是輪作,燕麥對小麥錳營養的改善作用均不顯著。
  9. The mission of the conservation and production research laboratory is to 1 ) develop improved water management methods and irrigation technology for sustaining or enhancing crop productivity, improving water use efficiency, reducing ground water use, and enhancing water and soil quality ; 2 ) develop management practices that optimize the use of water, soil, climatic, and nutrient resources for economically and environmentally sustainable crop and livestock production systems under dryland and limited - irrigation conditions ; 3 ) develop systems for utilizing renewable energy sources ( wind, solar, and biofuels ) for pumping irrigation, livestock, and farmstead water and generating electric power ; 4 ) develop regimens that reduce environmental risks posed by accumulations of feedlot wastes by reducing the phosphorus content, improving nutrient utilization, and applying manure to grasslands

    描述:美國農業保持與生產研究實驗室的主要任務是: 1 .開發水資源管理方案或灌溉技術,提高用水效率,減少水使用,改善土壤和水質; 2 .使水資源、土壤資源、氣候和養資源達到最優化,以保證在乾旱和灌溉條件有限的區種業和畜牧業能可持續發展; 3 .開發可再生能源用於灌溉、畜牧飼養和發電; 4 .通過減少磷成,降低飼養場廢棄的環境風險,將其施用於牧草,提高養利用率。
  10. In contrast, plants from three populations of e. splendens showed high cu tolerance and substantial cu accumulation, under 100 umol l - 1 the plant of tl / zj / jd can accumulate 143. 5, 71. 9 and 58. 1 mg kg - 1 cu in the aboveground parts, respectively. the cu concentration in shoots was 16 to 27 times more than cu concentration in roots

    在盆栽試驗條件,海州香薷和紫花香薷對土壤銅、鋅、鉛復合污染都具有很強的耐性,銅、鋅、鉛等重金屬含量在生長期呈現動態變化,但重金屬積累量保持增加趨勢。
  11. The differences of biodiversity indices and vegetation coverage between the designed vegetation restoration pattern and the field data indicated that alpha and beta diversity indices were decreased in some parts of the region after vegetation restoration, however, vegetation coverage was reasonably increased, which would enhance the capability of soil and water preservation, thus could improve the ecological security of the region

    通過對比析現狀被蓋度及生多樣性與被恢復格局預測結果的差異,對區域被恢復的效果進行評價,認為盡管被恢復格局設計使區域生多樣性降,但它整體提高了被覆蓋度,增強了抵禦土壤侵蝕的能力,對保障區域生態安全具有積極的效果。
  12. Biodiversity exists among am fungi and is influenced by numerous factors including soil properties and plant species. if am fungi are to be used in sustainable agricultural systems it is necessary to study native am fungi in the target areas and then select efficient isolates that can be applied as inocula in the field to improve crop growth. the objectives of this study were to investigate the germplasm of am fungi, to understand the distribution pattern of am fungi in different ecological conditions such as area, soil factor and host plant, to select isolates effective in nutrient acquisition by the host plant sweet potato, to test their effectiveness under field conditions, and to monitor amf after their introduction into the field

    本研究通過調查我國北方區的am真菌資源,研究了am真菌的種群組成及其在空間、土壤利用方式和宿主類型等不同環境條件和空間尺度上的佈規律;在此基礎上,根據它們對甘薯的生長、吸磷效應篩選出高效菌株,在大田條件研究了am真菌菌絲的佈特性、代謝活性及其對甘薯產量和品質的影響;並通過子探針跟蹤調查了引入am真菌在共生體中的發育和表達,以期為菌根真菌的生產應用提供技術支持。
  13. The main results are as follows based on field survey and analysis : 1 soil water is the water stored in the soil that can be absorbed by plants in some depth of soil, and the efficiency of soil water plays the critical role in plant growth and development. so soil water is the resource that is very crucial to vegetation

    經過兩年多的野外實考察和室內析,取得了如主要研究結果: 1土壤水是指貯存在土壤中一定深度范圍內能被吸收利用的土壤水含量,土壤水的有效性對的生長發育起著最為關鍵的作用,因此,土壤水應屬於水資源的范疇,是水資源的重要組成
  14. Chapter 4, the paper analysis hydro - eco changes on the continental river of arid area how to affect lake, groundwater, vegetation, animal, partly climate, etc. chapter 5, the author study hydro - eco evolution and watershed eco - environment changes of tarim river, analysis the reason of hydro - eco changes about tarim river according to geographic characteristics and hydrology characteristics of tarim river

    第四章析了中國乾旱區內陸河水文生態變化對湖泊的影響、對水的影響、對被的影響、對動的影響、對局小氣候的影響。第五章根據塔里木河及其流域理特徵、塔里木河的水文特徵,研究了塔里木河的水文生態演變以及流域生態環境變化,析了塔里木河水文生態變化的原因。
  15. It causes galls both and above and below ground on a wide range of plants, especially fruit trees

    中特別是在果樹中大面積的感染上及,產生腫瘤。
  16. Many researches were done domestic - overseas for the sake of removing the soil environment negative - effect, accelerating the process of soil - reclaimed and slowening the contradiction between population and land. but most of studies were focus on the process of vegetation restoration and engineering technology of mine soil ecological system, rather than underground soil microbes rehabilitation, evolvement and effect on the whole ecological syst em of mine area

    為了消除礦區土壤的環境負面效應,加速土壤復墾,緩解人矛盾,國內外已進行了很多研究,但研究重點一直放在土壤生態系統被重建過程及工程技術上,而對土壤微生恢復、演變及對整個生態系統的影響報道尚少。
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