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breeding practice
    In addition, breeding application ways of female parthenogenesis in dwarf and abortive wheat were analyzed and discussed from genetic theory and breeding practice.
    本文从遗传理论和育种实践的角度,对矮败小麦在孤雌生殖育种上的应用途径进行了分析和讨论.
    In breeding practice,sterile line D64A had been bred with D64B.
    在育种实践中用D64B育成早熟不育系D64A。
    Early generation stability is a special genetic phenomenon in rice breeding practice.
    水稻早世代稳定现象是水稻育种实践中出现的一种特殊遗传现象。
    Cluster analysis results of RAPD agreed with known pedigreeinformation to a certain extent while that of SSR were well reasonable and highlycorresponded to parentage, field data and breeding practice.
    RAPD的聚类结果与系谱亲缘关系具有一定的吻合度; 而SSR的聚类结果与系谱追踪具有较高的吻合度,与田间资料和育种实践也相符。
    In this research , by using of genomic in situ hybridization (GISH) , random amplified polymorphism DNA (RAPD) technology and three specific SCAR molecular markers, the author analyzed wheat hybrid generations carrying the desired genes that were resistant to take-all, BYDV and/or powdery mildew, and developed some alien chromosome addition and translocation lines that were important in breeding practice, and some specific molecular markers that could be applied in marker-assisted selection.
    本研究运用GISH、RAPD和SCAR分析方法,对抗全蚀病、黄矮病和兼抗黄矮病白粉病的小麦杂交后代材料进行分析,获得了一些对育种实践有重要意义的易位系、异附加系材料和几个可用于辅助育种的特异性分子标记。
    The technique of low energy N+ ion beam implanting developed recent decade years, catched wide attention for its advantage over the conventional radiation breeding practice.
    低能重离子注入技术是近十几年发展起来的一项崭新的育种技术,由于它不同于常规辐射育种的优点而受到广泛的关注。 虽然低能重离子注入技术在植物遗传育种实践中取得了明显的效果,但就其诱变机理尚不十分清楚。
    Breeding practice manifested: to a certainty bound use large genetic difference parents to hybridize and breed always can get good breeding effect. So counter to the characteristic of these materials, selected that which with fairly far genetic relationship to apolegany, seed selecting excellent filial generation.
    育种实践表明,在一定范围内利用遗传差异大的亲本进行杂交育种往往能获得好的育种效果,因此可针对材料特点选出亲缘关系较远的进行亲本组配,从而选育出优良的杂交后代。
    It can be directly applied both to breeding practice and to modern genetics analysis such as molecular marking and so on.
    这种群体可以直接用于育种实践,更广泛用于分子标记等遗传学研究。
    The potential value of the temperature sensitive male-sterile rice to theoratical research and breeding practice was discussed.
    讨论了温度敏感型雄性不育水稻对理论研究和育种实践的价值。
    The inheritance and breeding practice of Tai Gu nuclear male-sterile wheat were summarized in this article.
    本文综述太谷核不育小麦的遗传理论与育种实践的进展概况。
    Several key techniquesm in wheat breeding such as breeding objectives, breeding methods, progeny selection testing and good strains breeding were discussed. According to the breeding practice, relevant measures were put forward.
    本文就小麦新品种选育工作的一些关键性问题,如育种目标、育种方法、后代选择、区域试验和良种繁育等进行了探讨,并根据育种实践提出有关措施。
    Therefore, the non-staple bivalent frequency may be an important criterion for evaluating the hybrid strains, which is of the key significance in breeding practice for such agronomic character as fruit-bearing rate.
    因此,非主体Ⅱ价体频率可以作为检验品种优劣的一项重要指标,在育种实践中,对结实率这项农艺性状的选择,具有关键作用.
    The significance of the results on rice breeding practice and RFLP-based gene mapping were discussed.
    并讨论了研究结果在水稻育种实践和利用RFLP进行基因定位研究中的意义。
    The feasibility of inducing parthenogenesis of dwarfing sterile wheat with chemicals and its application value in wheat breeding were discussed from angles of genetic theory and breeding practice.
    从遗传理论和育种实践的角度,讨论了药物诱导矮败小麦孤雌生殖的可行性及在小麦育种中的应用价值
    The breeding practice reviewed that receptor parent should possess some characteristics ,such as powerful seedling growth habit ,loose branches, big bolls ,according to the characteristics of Bt germplasm donor.
    育种实践表明,根据转Bt基因种质系供体的特点和遗传缺陷,选择综合性状优良、前期生长势强、株形稍高大松散,铃重较大、生育期相对较短的材料作亲本较为适宜;
    The selection,improvement and utilization about principal Heterosis Groups and Models in Maize producing areas have been discussed Moreover,by considering the successful experence and the breeding practice,advice and proposal about the comprehensive utilization of principal utilized,local and exotic Germplasms were given.
    重点讨论了各玉米区主要杂优群和杂优模式的选择、改良与利用等问题,并根据各地成功的经验和自己的育种实践,对其与地方种质、外来种质结合利用等提出了意见和建议
    according to maize breeding practice of high yield and draught endurance .
    本文依据自己的育种实践 ,对耐旱丰产玉米育种的几个问题进行了讨论。
    According to the experience of adaptability breeding at home and abroad and the wheat breeding practice of drought resistance,the breeding technique and appraisal method of winter wheat with drought resistance,saving water and high yield were studied and discussed in the article.
    根据国内外适应性育种的经验 ,结合我们多年小麦抗旱育种实践 ,对培育兼具抗旱节水和高产冬小麦的育种技术及其评价方法进行了探讨 ;
    In breeding practice, two methods such as higher temperature or higher temperature with higher moisture pretreatment can be utilized to quickly recognize mist endosperm appearance, and can use the marker to conveniently eliminate low amylose materials in early generations.
    育种实践中可采用高温烘干和高温保湿预处理两种方法来快速识别胚乳云雾性状 ,并以此作为标记 ,早期特异性剔除低表观直链淀粉材料
    By using the analytic hierarchy process,the maize variety can be evaluated objectively and comprehensively and the result is suitable to the production and breeding practice.
    其综合值能客观全面地评价参试玉米杂交种 ,结果基本符合生产和育种实践
 

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