水平帶性土壤 的英文怎麼說

中文拼音 [shuǐpíngdàixìngrǎng]
水平帶性土壤 英文
horizontal zonal soil
  • : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
  • : Ⅰ形容詞1 (沒有高低凹凸 不頃斜) flat; level; even; smooth 2 (高度相同; 不相上下) on the same l...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : 名詞1. (土壤) soil 2. (地) earth 3. (地區) area 4. (姓氏) a surname
  • 水平 : 1. (跟水面平行的) horizontal;level2. (達到的高度) standard; level
  1. The results showed that the mean proportion of polymorphic loci ( ppb ) of anabasis aphylla, which comprised 3 subpopulations ( 58 individuals sampled ), generated by 16 primers was 94. 56 %, the value of ppb of ceratocarpus arenarius, which had 4 subpopulations ( 80 individuals sampled ), using 16 primers was 98. 00 %. the paper had proved that the higher genetic diversity and the genetic differentiation existed in the populations of boih anabasis aphylla and ceratocarpus arenarius, while the latter had much more genetic diversity than the former. moreover, the study discussed the shannon information index and nei ' s gene diversity index of the two species natural populations, which indicated that there were more genetic variations within the subpopu

    另外,通過rapd資料的聚類分析及相關分析研究,發現無葉假木賊和角果藜自然種群的遺傳結構與綠洲沙漠過渡的微生境生態因子(主要是因子)相關,其中無葉假木賊亞種群遺傳多樣不僅與量( w ) 、鉀鈉離子濃度( k + na )和氯離子濃度( cl )呈顯著的正相關( p 0 . 05 ) ,還與中有機質( som ) 、全氮( nt )和全磷( pt )含量呈顯著的負相關;同時,角果藜種群的遺傳多樣中有機質( som )和全氮( nt )含量呈顯著的正相關,而與co _ 3 ~ ( 2 - )濃度呈顯著的負相關;除此之外,其它生態因子與兩物種遺傳多樣的相關均不顯著(卜0 . 05 ) 。
  2. 6 diversity fragmentation and evenness of ecological landscape in fukang increase with more utilization and development. the change of landscape pattern about land utilization is mainly area variation of plantation and wasteland in pluvial fan and alluvial plain, the key influence factors are the dynamic of soil moisture and salinity under the development of water and land resource

    6 、在阜康各景觀中,隨人為開發利用程度的增強,景觀多樣、破碎度和均勻增加;荒漠綠洲地利用景觀生態格局的變化,集中體現在位於洪積扇與沖積原的耕地和荒地面積變動上,關鍵影響因子是資源利用下的鹽動態變化。
  3. Spatial variation of organic matter in horizontal zonal soils in china

    我國中有機質的空間變化特徵
  4. On the basis of all these, the paper researches that the soil moisture content reduces slowly after 7 days , so establishes a main criterion of evaluating watering feature - the increment of average soil water content in 7 15 days. according to these theories, we draw an conclusion - water is injected at the position away from seed zone 3. 5 ( cm ), 6 ( cm ) deep with vertical flat nozzle, the effect of watering is better at the operation speed of 0. 9m / s

    得出7天後量呈緩慢變化的趨勢,進而提出了以7 15天量與初始含量的差值作為評價坐能的指標,以此為依據得出在機組作業速度由0 . 5m / s增加到0 . 9m / s的情況下,採用豎扁(不翅)施管將所需的施到種子橫斷面內3 . 5cm ,深6cm的位置,坐效果較為理想。
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