配合力是玉米自交系最重要的遗传特性。
Combining ability is considered as a most important genetic character.
玉米自交系主要采用以窄基为主的选育方式;
The inbred lines derived mainly from the narrow germplasm base.
且磷高效型玉米自交系根际磷酸酶的影响范围较大。
Rhizosphere ph also had significant differences in distinct phosphorus efficiency maize inbred lines.
不同玉米自交系间锌吸收效率和锌利用效率差异极显著。
The differences of Zn uptake and utilization efficiency among maize inbred line genotypes were significant.
对8个玉米自交系穗部性状进行了遗传相关和通径分析。
Heredity correlation and path of ear characters of 8 inbred maize lines were analyzed.
我国选育的优良玉米自交系齐319高抗南方玉米锈病。
The inbred line Qi319 is highly resistant to southern corn rust.
对12个优质蛋白玉米自交系配合力及遗传参数进行了分析。
In 12 high-quality protein maize inbred lines combining ability and genetic parameters were analyzed.
矮生玉米自交系的选育方法主要有系谱法、回交法和聚合选择法。
Pedigree method, backcross method and convergent cross selection are used widely in dwarf maize breeding.
利用RAPD分子标记技术,对16个玉米自交系进行亲缘关系的类群划分。
Heterotic groups were classified by cluster analysis with RAPDs based on 16 important maize inbreds.
以两个具有不同耐铝能力的玉米自交系为研究材料,对玉米的耐铝机理做了初步的研究。
The aluminum tolerance mechanism of maize was studied in this article, two maize inbred lines, which have different aluminum tolerance ability, were used as study material.
我国玉米自交系存在着丰富多样的抗旱类型,它们是我国玉米抗旱育种的重要种质资源。
There existed inbred lines with different types of drought resistance, which were the important germplasms for drought resistant breeding in China.
选用8个玉米自交系,采用盆栽实验,在2个肥力水平下,进行了玉米自交系的适应性研究。
Under 2 fertility levels, 8 maize inbreds, a pot experiment is used to the adaptability of studying.
结果表明,玉米自交系在含铝营养液中的耐铝性评价结果与酸性土壤上的耐酸性筛选结果基本一致。
The results indicated that the evaluation of Al-tolerant inbred lines grown in nutrient solution with aluminum kept basically consistent with the screening results in acid soil.
尽管不同育种年代玉米自交系和杂交种在同工酶谱带上差异明显,但未表现出随育种年代变化的趋势。
The difference of band pattern in maize inbred lines or hybrids is obvious, but it don't display regularity changes with maize breeding eras.
目前,正结合进行田间分离纯合和DNA分子鉴定,培育去除选择标记基因的转基因抗虫玉米自交系。
At present, inbred lines of transgenic insect resistant maize with selective marker gene removed are in separating and inbreeding program assisted by DNA marker detection.
通过对玉米自交系合344的利用研究,证明合344对黑龙江省中早熟玉米育种起着极为重要的作用。
Through utilization Research of corn inbred line he 344 to prove that he 344 plays a vital role in the medium and late maturate corn breeding in Heilongjiang Province.
用14个O2玉米自交系和1个普通玉米自交系研究玉米o2基因内3个微卫星(SSR)位点的隐性等位变异。
Recessive allelic variations were investigated at 3 microsatellite (SSR) sites within the o2 gene by using 14 inbred o2 lines and a wild-type line in maize.
利用丹340改良了黄早四类群玉米自交系吉853,育成配合力高、抗丝黑穗病的优良自交系津01和津02。
Maize inbred line Ji853 from Huangzaosi groups was improved by Dan340, and selected excellent line cultivars Jin01 and Jin02 that with high combining ability and head smut-resistance.
优良玉米自交系自330、E28和丹340等为代表的丹玉自交系,是中国玉米育种和生产中最重要的骨干材料。
The superior maize self-bred lines of Danyu series such as Zi330, E28 and Dan340, etc, are the most important key materials for the maize breeding and production in China.
研究同时表明,同一融合群内不同菌株致病性有差异,并且同一菌株对不同玉米自交系的致病力的强弱表现不完全一致。
The results also showed that there were discrepancies in pathogenicity among isolates in the same anastomosis group, as well as the same isolate to different maize inbred.
以玉米自交系4112的幼胚为外植体,以MS为基本培养基,研究了不同质量浓度的2,4 - D对愈伤组织诱导的影响。
Influence of different mass concentration of 2, 4-d on callus induction in maize inbred line 4112 from immature embryos with MS being used as basal culture medium was studied.
采用8个典型玉米自交系及其组配的28个双列杂交组合(不含反交)为试材,对玉米自交系品质性状的遗传特性与产量的相关性进行了研究。
The genetic characteristics of quality trait and correlation with yield for maize inbred have been studied by using dual crosses of 8 inbreds and their corresponding 28 crosses.
该项技术可以应用到玉米种子纯度及真伪快速鉴定,玉米种质资源的遗传背景分析、目标基因的快速跟踪筛选、玉米自交系的快速提纯等方面,具有广阔的应用前景。
It can be wide used in maize seed purity identification, genetic background analysis of maize germplasm, fast selection and screening of target gene, maize inbred lines purification, et al.
主要结果如下:1、对24个玉米自交系进行了SSR分析,44对引物共检测出136个等位基因变异,每对引物检测出2 - 7个等位基因,平均为3.09个。
The main results are as following: 1. By analysing 24 maize inbred lines with SSR, 136 alleles was detected from 44 pairs of primers, 2-7 alleles of each pair, average was3.09.
本研究以24份玉米自交系为材料,在玉米萌发期通过PEG-6000(聚乙二醇-6000)模拟干旱胁迫的方法,以胚芽长与胚根长伤害率来评价萌发期的耐旱性;
With 24 maize inbred lines, by the injuring rates of sprout length and radical length were evaluated drought tolerance using PEG-6000 to simulating water stress method at germination stage;
杂交玉米品种黔单23号是贵州省旱粮研究所于2002年春季在贵阳用玉米自交系WQJ和W286组配而成的玉米单交种,2007年通过贵州省农作物品种审定委员会审定。
Qiandan 23, a new hybrid maize variety, bred from the cross of WQJW286 by Guizhou Institute of Upland Crops in 2002 was approved by Guizhou Crops Variety Examination Committee in 2007.
在试验所处的玉米生育时期(6叶龄),磷对所用自交系的初生根及次生根数量没有影响。
Up to 6 - leaf age of maize, the number of primary and secondary roots of all the genotypes were merely affected.
K 10已成为黑龙江省玉米育种的骨干自交系之一。
K10had become one of the leading self lines in the maize breeding of Heilongjiang province.
导入热带种质是拓宽我国玉米种质遗传基础,改变现有亲本自交系遗传基础狭窄的途径之一。
Introduction of tropical germplasm is one of the ways for extending the genetic basis of maize germplasm and parental inbred lines.
糯玉米新品种“吉糯3号”是以自选自交系“吉203”为母本、自选自交系“吉202”为父本育成的杂交种。
The new variety of glutinous maize "Jinnuo 3" was obtained using "Ji 203" as female parent and "Ji 202" as male parent.
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