绝大多数粳稻品种的米粒属短、粗类型。
For japonica rice, the grains of most varieties were short and coarse in length and shape.
研究表明灰飞虱的适宜寄主植物依次为稗草、粳稻品种和小麦。
The results suggest that E. crusgalli is the most suitable host plant of SBPH, followed by japonica rice varieties and then wheat.
对不同株型粳稻品种的冠层特征与群体物质生产和产量的关系进行了研究。
Using japonica rice varieties with different plant types, studies were made on canopy properties in relation to dry matter production and yield.
利用粳稻品种探讨了钙增效剂对稻米中钙及铜、锰、镁、铁、锌积累和品质的影响。
Ca potentiators effect of ca, Cu, Mn, Mg, fe and Zn contents and quality in japonica rice were studied.
应用两个质量性状的等位基因差异，重新测验了粳稻品种8415的早世代稳定特性。
Early generation stability of 8415, a japonica rice variety, was retested by using allelic differences of two qualitative traits.
分析了不同抗倒类型的粳稻品种灌浆成熟过程中茎鞘抗倒伏性和化学成分含量的动态变化。
The lodging resistance and chemical component contents in culm and leaf sheaths were analyzed by using japonica rice cultivars with different lodging resistance during grain filling.
2009年8月8日，北方稻作科技协会组织专家对全国20个优良食味粳稻品种进行品评。
On August 8, 2009, 20 japonica rice varieties nation-wide with better palatability were evaluated by experts organized by North rice Science and Technology Society.
选用粳稻品种东优9901和长粒香，研究不同收获时期对稻米味度值与RVA谱特性的影响。
Two Japonica rice varieties-Dongyou9901 and Changlixiang-were studied to reveal the effect of different harvest date on rice grain taste meter value and RVA profile.
但从总体水平分析，北方稻区直立、半直立穗型粳稻品种比弯曲穗型品种倒伏指数小，抗倒性好。
In general, rice varieties with erect and semierect panicle from northern China had smaller lodging index and stronger lodging resistance than those with curved panicle.
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.
对粳稻品种的食味感官鉴定方法进行了介绍，内容涉及熟米饭粒的外观、气味、味道、粘性及综合评价。
This paper explained the sense organ test method of palatability characteristics on Japoni-ca varieties including the appearance, smell, taste, viscosity and comprehensive appraisement.
本文综述了国内外有关直立穗型粳稻品种的研究现状和进展，并分析了直立穗型粳稻品种存在的优缺点。
The recent research advances on erect panicle japonica varieties was summarized, and the characteristics of erect panicle japonica varieties were analysed.
利用伽玛射线对粳稻品种中花11进行辐照，以诱导广泛的形态突变体，为水稻功能基因组研究提供基础材料。
The japonica rice (Oryza sativa L.) variety Zhonghua 11, developed by anther culture technology, was irradiated by gamma rays to induce extensive mutation for functional genomics research use.
回归分析发现，抽穗期长短与品种的感光性呈显著相关，感光性是影响西南地区粳稻品种抽穗期长短的主要因素。
Regression analysis showed a significant correlation between heading date and PS, indicating that PS was the main factor affecting heading date of japonica cultivar in Southwest China.
以常规粳稻品种9325为材料，研究了大田条件下不同灌溉方式和氮素水平对水稻氮素利用及稻米产量和品质的影响。
The effects of nitrogen fertilization levels on rice grain yield and quality were studied under different irrigation methods by using japonica rice cultivar 9325 as material.
以不同类型北方粳稻品种为试材，研究了中肥节水灌溉、高肥节水灌溉、高肥正常灌溉、中肥正常灌溉处理对垩白的影响。
With different spike types of rice varieties as materials, the field experiments on the effects of fertilizer and irrigation on cooking quality were carried out.
以两个粳稻品种武育粳3号和97-7作材料研究了光合功能衰退进程中叶片中可溶性蛋白质、游离氨基酸和内肽酶活力的变化。
Two japonica rices, Wuyujing 3 and 97.7 were used to study changes in contents of soluble protein, free amino acids and endopeptidase activity during photosynthetic declination.
以代表性籼、粳稻品种为材料，研究了结实期温、光因子对同一水稻品种穗上不同粒位籽粒品质的影响，并分析了水稻穗上不同粒位籽粒米质差异形成的机理。
With typical Indica and Japonica rice cultivars as materials, the effects of temperature and light on the quality of grains at different positions within a rice panicle were studied.
以2006年收获的71份北方粳稻主栽品种为试材，研究了糙米粒厚的分布及粒厚与食味品质的相关性。
The brown rice thickness and eating quality were investigated by using 71 varieties of northern japonica rice harvested in 2006 as materials.
同一品种一、二次枝梗结实率及饱粒千粒重的差异，粳稻大于籼稻。
The differences of grain setting percentage and 1000-grain weight in primary and secondary spikelets were larger in Japonica varieties than those in Indica varieties.
以不同类型水稻品种为材料，研究了中肥节水灌溉、高肥节水灌溉、高肥正常灌溉、中肥正常灌溉处理对粳稻蒸煮品质的影响。
With different spike types of rice varieties as materials, field experiments on effects of fertilizer and irrigation on cooking qualities were carried out.
以16种重要的籼稻和粳稻栽培品种为材料，研究了影响农杆菌转化水稻频率的有关因素。
The factors influencing the frequency of rice transformation mediated by Agrobacterium have been investigated by using 16 commercially important indica and japonica rice cultivars or lines.
对籼稻、粳稻和爪哇稻3个亚种的8个水稻品种开展米饭质地研究。
Using RHEOLOGRRPH MICRO (cookedrice texture analyzer), the cookedrice texture of 8 varieties within 3 rice subspecies was analyzed by various methods for cooking pretreatment.
无论籼粳稻，色稻品种出糙率比对照品种低。
Compared with the general rice, the roughness ratio of colored rice were much lower.
通过花粉单倍体育种已培育出二个粳稻新品种在生产上繁殖推广。
Two new varieties of keng rice were obtained by means of pollen haploid plant breeding and have been put into-seeds propagation and distribution for practical production.
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.
水稻新品种组培7号是我国首次应用体细胞诱变技术选育而成的优质、高产、抗病、耐冷性强的北方粳稻新品种。
New rice variety-ZUPEI 7 is the first variety bred by biotechnique which has the advantage of good quality, heigh yield, cold resistance and rice blast resistance.
粳稻不同品种成熟时有两种穗型：直立穗和弯曲穗。
There exists two panicle types at mature stage in japonica rice .
浙江的21个粳稻地方品种对白背飞虱拒取食和杀卵作用表现出独立性和连续变化。
Among 21 japonica landraces in Zhejiang Province, ovicidal and sucking response of WBPH showed independent and continuous variations.
浙江的21个粳稻地方品种对白背飞虱拒取食和杀卵作用表现出独立性和连续变化。
Among 21 japonica landraces in Zhejiang Province, ovicidal and sucking response of WBPH showed independent and continuous variations.
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