在其它品质性状上，杂交粳稻与常规粳稻差异不明显。
In the other grain quality characters, there was not a big difference between hybrid rice and conventional rice.
对北方大穗型超级杂交粳稻辽优3072进行了产量结构和灌浆特性的研究。
The yield components and grain filling characters of northern large panicle type super japonica hybrid rice Liaoyou 3072 were studied.
促使水稻新品种产量增长的关键因素是增加了杂交粳稻和理想株型品种的每穗成粒数。
The key factor to increase the yield was ripened grains per panicle of new hybrid rice and varieties with idea type.
分析了杂交籼稻和杂交粳稻的优势表现和配合力成分，提出了加强杂交稻配合力选择的建议。
The performance, heterosis and combining ability components in hybrid rice are analyzed. Some Suggestions of strengthening the combining ability selection in hybrid rice are also proposed.
为了研究北方大穗型杂交粳稻超高产的生理基础，为选育大穗型的北方杂交粳稻提供育种理论。
In order to study the physiological base on super high yield of the northern japonica hybrid rice and offer breeding theory about large-panicle northern japonica hybrid rice.
利用微卫星(SSR)分子标记对北方杂交粳稻骨干亲本进行了遗传差异鉴定和籼性程度分析。
Genetic differentiation and indica component degree analysis were conducted on the main parents of japonica hybrid rice in the northern China by simple sequence repeats (SSR).
在南京和洪泽两地研究了5个杂交粳稻及其亲本和3个纯系粳稻的生物量、稻谷产量和收获指数。
Biomass, grain yield (unhulled) and harvest index of 5 japonica hybrids, their parents and 3 japonica pure lines were studied in Nanjing and Hongze.
根据2004-2005年江苏省杂交粳稻和常规粳稻区域试验结果，比较了它们的主要农艺性状和品质性状。
The hybrid japonica rice and conventional japonica rice in the regional trials of Jiangsu province from 2004 to 2005 were chosen to compare their major agronomic and quality characters.
作者从杂交稻的育种实践出发，采用在不同年份和地点进行分期播种和插秧的方法，对北方杂交粳稻核心亲本的播始历期及其稳定性进行研究。
So in this paper, from the point of view of practical application, the DSH and its stability of some core parent lines of japonica hybrid rice was invest.
野败（WA）型细胞质的不育系在籼型杂交稻中应用广泛，将WA型细胞质导入粳稻后发现其恢复系较难找到。
WA type Cytoplasmic Male Sterile (CMS -WA)lines have being widely applied to hybrids of indica rice, but restorer lines were hardly found when CMS -WA was transferred into japonica rice.
用卷叶突变体与粳稻中花11杂交，获得杂交F1群体以及自交F2群体。
The mutant was crossed with japonica cultivar Zhonghua 11 to establish F1 and F2 populations.
与淹水条件相比，旱作条件下杂交稻根通气组织形成较迟，常规粳稻根皮层厚壁细胞排列较疏松。
Compared with inundatory condition, aerobic condition retarded the formation of aerenchyma of hybrid rice roots and made the cortex sclerenchymatous cells array loosely in conventional japonica root.
通过利用优质的资源、采取籼粳杂交育种方法能够选育出产量高，同时米质亦好的籼稻和粳稻品种。
By using excellence resources and indica-japonica cross method, the rice variety with high yield and good quality could be developed.
将野生稻、中籼稻与云贵高原粳稻的后代选系进行杂交，选育出常规籼型稻新品种黔恢15。
Indica rice Qianhui 15 is a new conventional cultivar bred from strain crosses of wild rice, indica rice and japonica rice.
结果表明，不同稻区稻瘟病菌菌株对籼、粳、杂交稻的致病力存在明显差异。筛选出一批毒力频率在20%以下，抗性较好的籼、粳稻新品种（系）和杂交稻新组合。
The pathogenicity of P. grisea isolates differ from various regions, and many cultivars (lines) or combinations are highly resistant to P. grisea and their virulent frequency are not more than 20%.
结果表明，不同稻区稻瘟病菌菌株对籼、粳、杂交稻的致病力存在明显差异。筛选出一批毒力频率在20%以下，抗性较好的籼、粳稻新品种（系）和杂交稻新组合。
The pathogenicity of P. grisea isolates differ from various regions, and many cultivars (lines) or combinations are highly resistant to P. grisea and their virulent frequency are not more than 20%.
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