生长在异质生境中的克隆植物分株间能进行物质传递,这种现象被称为克隆整合。
Experimental studies have shown that clonal plants can reciprocally translocate resources between interconnected ramets in heterogeneous environments.
实验结果表明克隆植物东方草莓能通过分株间的克隆整合抵御土壤水分异质性,并且克隆整合随分株间土壤水分梯度的增大而增强。
The results indicated that this clonal species is able to withstand soil-water heterogeneity through physiological integration, which is promoted under increasing levels of water contrast.
新成长起来的无性系分株可能会被致死。
两种分株的重量均随其高度的增加呈幂函数形式增加。
The weight of ramets was a power function growth along with the height increase in the two kinds of ramets.
在开花期以后,蒙古蒿无性系种群由生殖分株和营养分株组成。
Its population was constructed by the reproductive ramets and vegetative ramets after the flowering period.
中等海拔处每基株含有的分株数较少,海拔较低及较高处相对较多。
Sites at mid-altitude had lowest stems per individual, whereas more stems per individual were found at lower or higher sites.
结果表明,随着海拔的增加,间隔子长度、分株密度、分枝角度和分枝强度呈二次曲线变化。
The results showed that the change patterns of spacer length, ramet density, branching intensity, and branching Angle of Duchesnea indica were in a quadratic curve when the elevation increased.
分株的数量、生物量及高度结构和球茎数量、生物量及大小结构生长季内具有不同的动态过程。
The seasonal dynamic of the quantity, biomass and height structure of ramets and the quantity, biomass and size structure of tubers were all different.
且固定沙丘的花棒分株种群比半固定沙丘具有较大的密度、较小的平均株距及相似的分株高度。
Compared with the ramet population in the semi-fixed dunes, the ramet population in the fixed dunes exhibited higher ramet density, smaller average ramet spacing and similar ramet height.
研究结果表明,水分资源供应水平越高,斑苦竹无性系的总生物量越大,同时,无性系分株的数目越少,而个体增大。
The results show as follows: 1. Clonal P. maculata accumulated more biomass and produced less but larger ramets under higher levels of water resource supply.
长秆苔草和紧穗三棱草各龄级分株均进行有性生殖,并保持一定量的生殖分配大小,是适应生境的生殖策略权衡的结果。
Furthermore, the more or less of the reproductive allocation was certain and that is the result of reproductive trade-off and the adaptation to their habitats.
前言: 目的:对SARS患者标本中分离的4株呼肠病毒进行分纯和鉴定。
Objective:To clone and identify 4 strains reovirus isolated from the specimens of SARS patients.
方法:对临床分离的85株金黄色葡萄球菌,用酚氯仿法提取DNA后进行RAPD分型。
Methods: 85 clinical strains of S. aureus were extracted by phenol chloroform method and the RAPD typing was also performed.
轮状病毒分许多不同的病毒株。
但其中只有一小部分最终携带多个鼻病毒株。
But ultimately only a small fraction carried multiple strains of rhinovirus.
歙县上丰花果山的梅花资源十分丰富,仅300年以上的古梅树就有500余株。
The plum blossom resources in Shangfeng Huaguo Mountain area in Shexian County are extremely rich; for example, the ancient plums above 300 years are more than 500.
鹅副黏病毒d 1分离株能致死鹅胚、鸭胚和鸡胚,致死率达到100%,感染的尿囊液能产生较高的血凝效价。
The D1 isolate of goose paramyxovirus caused 100% mortality of goose, duck and chicken embryos. Infected allantoic fluid could produce high titer of hemagglutinin test.
结果表明AIV 178分离株具有对金刚烷胺的耐药性,而且M2蛋白的第31位氨基酸突变可能与此有关。
The results suggested that AIV 178 isolate was amantadine resistant, and the position 31 amino acid point mutation in M2 protein may confer the resistance.
目的对不同来源的12株肠炎沙门菌分离株进行分子分型。
Objective Molecular typing 12 strains of the Salmonella enteritidis isolated from different origins.
将一株树连根拔除需要一分钟左右。
成功建立了菌痢的PFGE分子分型方法,并将我省22株流行株分为若干带型。
Successfully established the PFGE molecular typing methods; and 22 epidemic strains in our province is divided into a number of bands.
方法对临床分离的36株肺炎克雷伯菌进行RAPD基因分型,并通过指纹图谱比较与分析,确证医院感染爆发。
Method RAPD was used to genotype the 36 strains of Klebsiella pneumoniae isolated from the clinical samples and compare the fingerprint to confirm hospital infection outbreak of Klebsiella pneumoniae.
结论构建了含人pd - 1基因重组逆转录病毒的载体,筛选出稳定表达人PD - 1分子的L929细胞株。
Conclusion HumanPD-1 gene has been cloned, recombinant retrovirus vector containing PD-1 gene constructed and L929 transfection cell line expressing PD-1 molecules selected.
方法对临床分离的15株金黄色葡萄球菌,酚氯仿法提取其DNA后行RAPD分型,同时进行噬菌体分型。
METHODS DNA from 15 clinical strains of S. aureus were extracted by phenol-chloroform method and used in the RAPD assay, phage typing were also performed.
目的研究弓形虫韩国KI-1分离株的生物学特性。
Objective To study the biological characteristics of newly isolated Toxoplasma gondii Korean isolate-1 (KI-1).
本文从山西省人民医院收集了18株MRSA,并对其耐药模式和分型进行研究。
In this research, we collected 18 MRSA from the Shanxi Province People's Hospital, and carried a study on their resistance patterns and genotyping.
本文从山西省人民医院收集了18株MRSA,并对其耐药模式和分型进行研究。
In this research, we collected 18 MRSA from the Shanxi Province People's Hospital, and carried a study on their resistance patterns and genotyping.
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