Development of inbred lines is very important in hybrid maize research.
杂交玉米研究中，自交系选育是一个十分重要的环节。
Breeding of a new dual-purpose grain and silage hybrid maize variety Yudan No.
粮饲青贮兼用型杂交玉米新品种渝单七号的选育。
The heterobeltiosis hybrid maize has different character structure in different ecology region.
不同生态区超级玉米组合有不同的性状结构。
Florescence prediction and adjustment measures are very important to hybrid maize seed production.
花期预测与调节对玉米的杂交制种非常重要。
Accumulative dynamic of oil and starch of high oil and high starch in contrast with common hybrid maize were studied in the experiment.
针对高油、高淀粉玉米品种与不同杂优模式普通品种的油分、淀粉积累动态进行了初步对比研究。
Shanxi has been well known as small agricultural, big seed propergation and hybrid maize has become one of the special agriculture in shanxi.
山西素有“农业小省，制种大省”的美称，杂交玉米制种业已成为山西特色农业亮点产业之一。
In the experiment, the combining-mating screening method in breeding restorer lines of 6311S was designed according to the gamete selection applied in hybrid maize breeding.
借鉴杂交玉米育种中的配子选择法，设计了6311S配套恢复系选育的组合判别法研究。
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.
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。
Growth and physiological responces of hybrid maize"Zhongdan 1" to osmotic stress were studied by using solution culture supplemented with different concentration of polyethylene-glycol.
利用不同渗透势的培养液模拟土壤干旱条件，研究了玉米杂交种“中单2号”在此条件下的生长和生理的变化。
These results clearly demonstrate that SSR marker should be useful for assessing purity of maize hybrid, even if the hybrid derived from two related parental lines.
因此，这些结果显示SSR分子标记技术可以很好地用于杂交玉米种子的纯度鉴定，即使是这个杂交种是来自两个非常接近的自交系的。
The hybrid purity identification of Nongda108was used as an example to explore the possibility of application of SSR technique on maize hybrid identification.
并以玉米杂交种农大108的纯度鉴定为例，探索了该体系在玉米杂交种鉴定中实际应用的可行性。
The extension of hybrid seed Nongda 108, Jindan 36, Shandan 911, and Sheridan 10 in a large scale in Shanxi has enriched Shanxi's maize germplasm resources.
农大108、晋单36、陕单911、沈单10号杂交种在山西的大面积推广，丰富了山西的玉米种质资源。
The breeding process, varietal characteristic, and yield of maize hybrid Jinyu No. 34 were present in the report. The adaptive cultivation regions and integrated cultivation techniques for Jinyu No.
介绍了津玉34玉米单交种的特征、特性、产量表现，提出了该品种的适宜栽培区域及配套栽培技术。
The middle part's hybrid progeny's yield was 22. 85% higher than that of average yield of maize populations.
果穗不同部位的籽粒杂交后代，中部籽粒杂交后代比群体平均值增产22.85%。
Correlation analysis was conducted on kernel water content and 10 ear characteristics of maize for 17 maize hybrid lines.
以17个玉米杂交组合为材料，对10个穗部性状和子粒含水量进行相关性分析。
The physiological basis was discussed for the echnique of covering seedbed with plastic film in maize hybrid seed production.
系统地探讨了玉米地膜制种促熟增产的作物生理学机理。
This paper also involves the problems of maize hybrid breeding.
文中还就涉及到的玉米杂优育种有关问题进行了讨论。
The inbred line 1029 with stronger adaptability, higher combining ability and higher yield has been bred by American maize hybrid XL80.
作者利用美国玉米单交种XL80育成适应性强、配合力高、自身产量高的自交系1029。
The reasons of broad application of maize hybrid Yuyu 22 were studied from agricultural popularization perspective.
从农业推广学的角度，分析了豫玉22号得以大面积推广的原因。
SSR technique was optimized from DNA extraction, PCR procedure and electrophoresis detection. A standard SSR system fitting for maize hybrid identification was established finally.
本研究从DNA提取、PCR扩增、电泳检测等环节对SSR技术进行了优化，最终建立一套完善的适用于玉米品种鉴定的SSR标准体系。
It was very costly to separate amylose from normal maize so breeders began to select maize hybrid with high amylose.
从普通玉米籽粒中分离直链淀粉成本很高，因此育种家们开始培育富含直链淀粉的玉米品种。
Nongda Gaoguangxiao 1 (semi-prolific hybrid ) and Nongda 0638 (non-prolific hybrid) were used to study the process of differentiation, development and endogenous hormones in different ears in maize.
以半多育型杂交种农大高光效1号和单育型杂交种农大0638为材料，研究了玉米不同穗库在穗分化进程、穗生长、内源激素等方面的差异。
Silk vigor is an important trait that effects hybrid seed production and hybrid production in maize.
花丝活力长短在一定程度上影响着玉米制种产量和杂交种产量，对玉米生产具有重要意义。
Silk vigor is an important trait that effects hybrid seed production and hybrid production in maize.
花丝活力长短在一定程度上影响着玉米制种产量和杂交种产量，对玉米生产具有重要意义。
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