群體生長率 的英文怎麼說

中文拼音 [qúnshēngzhǎng]
群體生長率 英文
population growth rate
  • : Ⅰ名詞(聚在一起的人或物) crowd; group Ⅱ量詞(用於成群的人或物) group; herd; flock
  • : 體構詞成分。
  • : Ⅰ動詞1 (生育; 生殖) give birth to; bear 2 (出生) be born 3 (生長) grow 4 (生存; 活) live;...
  • : 長Ⅰ形容詞1 (年紀較大) older; elder; senior 2 (排行最大) eldest; oldest Ⅱ名詞(領導人) chief;...
  • : 率名詞(比值) rate; ratio; proportion
  • 群體 : 1. [生物學] population; colony2. [社會學] group
  • 生長 : grow; grow up; ascent; merisis; build up; auxesis; increment; overgrowth; gain; burgeon; bourgeon...
  1. So it plays an important role and demonstrates its unique advantages over other soil animals in the assessment of heavy metal contamination of environment ; this review first briefly summarizes some methodological systems and major parameters ( community structures, species character, survival, growth, reproduction, metallothionein, and enzyme ) used in the study of ecotoxicology and other related biomarkers in applying collembola in ecological risk assessment of polluted soils

    本文簡要概述彈尾目昆蟲在污染土壤態風險評估中、態毒理學研究以及其他相關物標志物研究上的一些方法系及檢測主要指標參數(落結構,種特徵,,繁殖,金屬硫蛋白和酶活指標) 。
  2. Several results were concluded : firstly, the population of t. jackii was decreasing sharply and its living area was contracting, so the percentage of genetic variance among t. jackii populations was lower than that within its population ; secondly, its genetic diversity index was relatively high ; thirdly, according to its gene flow index, the population disintegration of the species could be prevented by genetic communication among populations of the species ; finally, the similar index between the populations from jiangshi nature reserve and from xufan reservoir was higher than that between the populations from jiangshi nature reserve and from xufanggeng, corresponding with the fact that it is nearer between jiangshi nature reserve and xufan reservoir than that between jiangshi nature reserve and xufanggeng

    2 、葉榧的遺傳多樣性分析,分析了多態位點百分( percentageofpolymorphicsites ) 、 nei氏基因多樣性指數( nei 』 sgenediversityindex ) 、 shannon信息指數( shannon 』 sinformationindex ) 、居間的相似系數( geneticsimilarityindex )和遺傳距離( geneticdistance ) 、遺傳變異在居間和居內的分佈( thepercentageofvarianceamongandwithinpopulation )及基因流( geneflow ) 。結論是:分佈在間的遺傳變異較分佈在內的遺傳變異小,說明該物的分佈范圍越來越狹小。
  3. Considering of the above advantages and the problem of water shortage, the area b should be adopted. ( 2 ) filtration irrigation accelerated the growth of the individual maize plants. the area b and c have good basement of photosynthesis and advantage of growth which was good for increasing the seeds > yield and photosynthesis, eventually to reach a high yield and high seed ratio

    從葉位、全株葉面積和株高來看,滲灌b 、 c區較滲灌a和漫灌d都有良好的光合作用基礎和發育優勢,這種株型有利於籽粒產量的增加,光合作用增加,籽粒積累增加,最終的產量都達到10000kg hm ~ 2以上的高產量和81以上的出籽
  4. In this article, based on the theory of " integrated plurality of the chinese nation " and the review of the development situation of the basic education in xishuangbanna from 1950s " to this day, the author finds and summarizes the present main problems in existence of basic education of the dai nationality in xishuangbanna : lower proportion of students entering schools of a higher grade, lower rate of qualified, higher rate of drop - of, grave study - weariness of the student, etc, analyzes the main reasons resulted in such main problems from the aspects of general character ( the general concept, the outdated mode of production, the needy foundation of preschool education, the problems of the school, the bad effect resulted from the present education system, etc. ) and specific character ( dai ' s special concepts, the richer life, religious factor, some of the dai ' s social custom, language barrier, the negative attitude of sending the child to school of the parent, etc. ) compared with the other nationalities and the negative effect to the local dai ' s culture and economic development

    本文以「中華民族多元一格局」理論為基礎,以西雙版納傣族基礎教育當前的主要問題為切入點,在回顧西雙版納傣族自二十世紀五十年代以來基礎教育發展概況的基礎上,發現並總結了西雙版納傣族基礎教育當前主要存在學入學和升學低、輟學高、厭學情況嚴重等問題,分析了產這些問題的傣族與各民族存在共性的(普遍觀念、現行產方式、學前教育基礎薄弱、學校教育失誤、現行教育制存在弊端等)和具有傣族特徵(傣族特有的一些觀念、相對富裕的物質活、宗教因素、社會習俗、語言習慣、家對子女入學的消極態度等)的主要原因及其對本民族經濟、文化發展的影響,並就當前主要問題,從促進西雙版納傣族乃至整個中華民族發展的高度,結合當前實際,對與基礎教育發展關系較為密切的三個主要方面即政府職能部門、教師和傣族眾提出了一系列可行性對策建議。
  5. Seedling emergence, root growth and ultimately stand establishment and uniformity is expected to be improved in situations where soil is less compacted and crusts are not a problem

    在土壤緊實度低和沒有結殼的情況下,可以提高出苗,改善根系,最終形成整齊一致的植物
  6. It has a very complete products line, from cat - 5, cat - 6 to cat - 7, from utp, ftp to optic - fiber, information module, patch cord and headband etc. the products number has come to more than 500. it can provide all series of cabling products for the wider users, especially, the ftp cabling system is the expertise of schneider electric. no matter it is workshop that endures strong the electromagnetism radiation interfere, or governmental organs that have high security level requirement and the cabling system can " t product electromagnetism radiation, several patent ftp technologies that schneider electric has can ensure the safety of network

    據悉,梅蘭日蘭infra +系列定位於高端客戶,以品質著稱,自2001年以來已在法國的本土綜合布線市場佔有名列第一,擁有非常完整的產品線,從超5類、 6類到7類,從非屏蔽、屏蔽到光纖,以及信息模塊、跳線、面板等等,產品編號已達500多個,可以為廣大的用戶提供全系列布線產品,尤其是屏蔽布線系統更是施耐德電氣的專,無論電磁輻射干擾強烈的工廠產車間,還是對網路安全性要求較高、布線系統不能產電磁輻射的政府機關中,施耐德電氣所擁有的多種專利屏蔽技術都能夠確保網路安全。
  7. Results the two colonies had high level of genetic diversity and low degree of genetic similarity - compared with the original colony, the biological purifying colony had 17. 86 % gene lost, but the two colonied did not show apparent genetic differentiation ( f ( subscript st ) < 0. 05 )

    結果2個爪沙鼠均具有豐富的遺傳多樣性;物凈化與初始比較有17 . 86 %的基因丟失,但尚未出現明顯的遺傳分化現象( f (下標st ) < 0 . 05 ) 。
  8. Our results showed as follows : 1 ) the spl and rsal polymorphisms of the collagen type 1 alpha 1 ( col1 al ) gene, the - 174g / c promoter polymorphism of the interleukin - 6 ( il - 6 ) gene, the asn363ser polymorphism of the glucocorticoid receptor ( gr ) gene, and the t ? c polymorphism in intron 5 of the transforming growth factor pi ( tgf - p ! ) gene are absent or too rare in chinese. compared the polymorphisms of these five markers with other populations using % 2 test and fisher ' s exact two - tailed test, significant differences of allele and genotype frequency distributions were observed at these polymorphisms ( p < 0. 001 )

    結果表明: 1 )白介素6 ( il ? 6 )基因的? 174g c多態性、型膠原蛋白_ 1 ( col1a1 )基因的sp1和rsa多態性、轉化因子_ ( tgf - _ 1 )基因的內含子5t c多態性和糖皮質激素受( gr )基因的asn363ser的多態性在中國人中均未發現或者多態性很低; x ~ 2檢測和fisher精確(雙尾)檢驗比較這些多態性的頻,發現在中國人與其它種或人中,等位基因和基因型存在顯著的差異( p 0 . 001 ) 。
  9. In the thesis, i choose the horizontal and symbiotic industrial cluster basing on the natural resources as the objects to study, and make full use of knowledges from many subjects, including : economy, management, complex science, math, computing simulation, etc. through the idea of " down to up ", i make every individuality ( company ) inside the industrial clusters as a cell ; and choose techological support, labor supply, natural resourses reserve, maket overlay, intermediary service, public foundation, govenment policies as the outside influencing features ; and choose total assets, total production value, output ratio of capital as the indexes of system characters. then, i establish a computing simulation model on the optimal scale of industrial clusters basing on cellular automata model by matlab software, and simulate the shifts of characters of sigle cell according to the changing environments

    本文主要以基於自然資源稟賦的水平共型產業集為研究對象,綜合應用現代經濟學、管理學、復雜性科學、數學和計算機模擬方法等多學科的知識,吸納「自下而上」的思想,選取技術支撐、勞動力供給、自然資源、市場輻射、中介服務、公共基礎、政府政策七個變量作為集的外部影響因素以及總資產、總產值和資金產出作為集的系統特徵指標,以產業集(系統)內部的個企業為單位元胞,參照自適應、自組織的自然演化機制模擬單位元胞自身特質受到周邊環境的變化而改變,採用元胞自動機模型和matlab軟,建立一個基於元胞自動機模型的產業集規模演化的計算機模擬模型。
  10. Thus with citing these results we separatedly and thoroughly examined all possible dynamical manners of the changing of the ; populations when the species were developing under the function of catching efforts in three different areas departed by the size relation between the intrisic rates of the system and the values of the harvesting efforts. so we could give out - righter qualitative analysis to this system and the scope of catching efforts which make the species sustainable and the asymptotical properties of the corresponding system were also clear

    於是,本文在引用已有結論的基礎上,根據給定捕獲努力量與系統內稟增之間的大小關系分三部分考慮了在不同的捕獲努力量作用之下,種發展過程中其個數量變化可能出現的全部動力學行為,從而對系統給予了較完整全面的定性分析,求出了使態系統持續發展的捕獲努力量的范圍及相應的系統的漸近性質
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