马克隆值

12个材料的衣分和马克隆值的平均值分别为50.08%和4.29，衣分最高达到54.97%，其中4个材料的马克隆值处于A级范围，8个材料处于B级范围。

The average of lint percentage and micronaire of 12 F4 generations materials were 50.08 % and 4.29 respectively , the highest lint percentage was 54.97 % . 3 .

测试了纤维的马克隆值、减量率和K/S值，并用SEM观测了纤维纵向的形态变化。

Micronaire value , weight reduction rate and K / S value of the fiber were measured , and its morphological change along longitudinal section was observed by SEM .

5%跨长、比强度、马克隆值平均值分别为28.8mm，21.9g／tex，4.5mic。

The averages of 25 % span length , HVI strength , micronaire value of the entries were 28 . 8mm , 21 . 9g / tex and 4 . 5 mike , respectively .

抗虫组合的纤维强度、整齐度、马克隆值、比强度及伸长率与非抗虫对照CK1比较，优势不明显；

Heterosis of fiber length , fiber uniformity , micronaire , fiber strength , elongation rate showed little significant deviation respectively comparing to CK1 .

验证试验表明，该方法得到的成熟度均值与棉纤维大容量测试仪（HVI）测得的马克隆值之间具有显著地线性关系，相关指数大于0.85。

Confirmatory experiments show that there is a linear correlation ( R2 is greater than 0.85 ) between average maturity get from the proposed method and micronaire measured by High Volume Instrument ( HVI ) .

遮阴会降低纤维断裂比强度、纤维伸长率、成熟度和马克隆值。

Shading could decline fiber intensity , elongation , uniformity and micronaire .

比强度、马克隆值随密度和氮肥施量增加而减小。

Fiber strength , Micronaire decrease with density and nitrogenous usage enhanced .

棉纤维马克隆值与成熟系数的关系

The Correlation between Cotton Fiber Micronaire Value and Maturity Coefficient

混配棉中马克隆值与成熟度的差异过大。

Mixing cottons with wide variation in micronaire and maturity .

比强度平均值较低，但也有少数高强力品种；马克隆值较大，纤维较粗。

The mean of fiber strength was low , but there were several varieties possessing high fiber strength .

马克隆值与衣分间有极显著的相关性，而与其他性状之间则无显著相关性。

Micronaire was very significantly correlative with lint percentage , but did not show significant correlation with other traits .

棉纤维整齐度、伸长率和马克隆值对水分调控的敏感性非常小。

The fibre uniformity index , elongation and micronaire of cotton were little sensitive to water stress in this study .

纤维强度和马克隆值主要受温度、日照时数和相对湿度的影响。

Fiber strength and Micronaire value were mostly influenced by the temperature , the hour of sunlight and the relative humidity .

不同打顶时间对棉花纤维强度和马克隆值均产生一定的影响，但未改变棉纤维长度的变化。

Different tip pruning times produce certain influence on fiber strength and Mic value , but do not change the fiber length .

花铃期渍水对棉纤维马克隆值和整齐度的影响不显著，但随渍水时间增加，各部位棉纤维的比强度和长度呈下降趋势。

The effect of waterlogging on micronaire value and uniformity were not significant , but strength and length were significantly decreased . 2 .

不同组合间，产量表现与比强度表现变幅较大，而纤维长度和马克隆值表现相对稳定。

Among different hybrids , yield performance and breaking strength changed dramatically , while the fiber length and micronaire value were relatively stable .

同时，红叶茎枯病使纤维强度、断裂长度、成熟度及马克隆值降低，使纤维细度变细。

The disease led to the decrease of strength , mature degree and micronaire value of cotton fiber , and increased fineness of fiber .

整齐度指数、伸长率和马克隆值Ve/VP超过40%，直接选择效果较差。

Ve / VP of uniformity index , elongation and micronaire value were above 40 % , which means direct selection may be less effective .

Fv/Fm、Fv/Fo与产量间均存在很高的加性相关，显性相关均为负值且达到极显著水平，与纤维长度、马克隆值相关性也较高。

The dominant correlation effects of Fv / Fm with yield traits were negative and significant and Fv / Fm were correlated well with fiber characters .

文章对马克隆值和纤维细度指标之间的关系进行了理论分析，包括马克隆值与纤维的直径、线密度以及成熟度的关系。

In this paper , the relations of micronaire value and the fineness indexes of fibers were theoretically analyzed , including diameter , linear density and maturity .

在5个纤维性状，中纤维细度和马克隆值受到的影响最大，纤维断裂长度受到的影响不明显。

In the five fiber characters , the effect of the disease was maximum on the fineness and micronaire value of fibre , and was minimum on breakdown length .

开松作用可以使试验结果趋于稳定，开松除杂作用对锯齿棉马克隆值的影响明显小于对皮辊棉的影响。

Opening function is able to make test result trend to stable , the effects of opening on saw ginned cotton Micronair value is obviously less than that of roller ginned cotton .

全国陆地棉群体内绒长、比强度和马克隆值改良过程中的基因型贡献率分别为20.2%、34.7%和34.2%。

In the population of upland cotton in China , genotype effect contributed to the improvement of fiber length , fiber strength and the Micronaire value with 20.2 % , 34.7 % and 34.2 % respectively .

tex~（-1），马克隆值变幅为4.0～5.6，衣分0.36～0.44，纤维比强度变异系数最大。

Tex ~ ( - 1 ), the micronaire was from 4.0 ~ 5.6 and the lint percentage was from 3.6 ~ 4.4 . The variance of fiber strength was the biggest among the traits among the coefficients of variance .

结果表明：①产量和株高性状参数分布广泛，衣分、铃重、子指和果枝始节变幅较小，枯萎病指和马克隆值高频区接近育种目标；

The results showed : ① Yield and height parameter distributed widely and lent percent , boll weight , seed index and fruit branch beginning site changed narrow , the Fusarium wilt index and micronaire of some varieties approach the breeding target .

棉纤维的马克隆值是棉纤维重要的质量检验指标，国标GB1103&1999已把马克隆值作为检验指标，而棉纤维的成熟系数是影响棉纤维质量和性能的重要因素。

Cotton fiber Micronaire value is an important quality index , and the national standard GB1103 & 1999 has taken cotton fiber Micronaire value as a testing index . The cotton maturity coefficient is an important factor in affecting cotton quality and function .