planthopper

Mapping and Marker-assisted Selection of a Brown Planthopper Resistance Gene bph 2 in Rice ( Oryza sativa L. )

水稻抗褐飞虱基因bph2的SSR定位和标记辅助选择(英文 )

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Synthesized signals with different pulse repetition frequencies ( PRF) and main vibration frequencies ( MVF) were presented to the brown planthopper.

利用DAASIAS对褐飞虱雌、雄虫分别回放不同脉冲重复频率PRF和主振频率MVF组合的人工模拟信号，根据对信号敏感的试虫比例，筛选出褐飞虱雌。

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Based on the completion of identification of resistance to brown planthopper and bacterial blight in indica rice restorer lines, the genetic control and mechanism of the resistance in several restorer lines and their combining ability of yield characters were studied.

本文在对籼稻恢复系褐飞虱及白叶枯病抗性鉴定的基础上，对若干恢复系的褐飞虱抗性遗传及机理，对白叶枯病抗性遗传以及农艺性状配合力作了初步研究。

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The temporal and temporal-spatial two-dimension niche overlap value of predatory arthropod to rice planthopper on medial resistant variety was higher than that on resistant rice planthopper and susceptible variety.

中抗品种天敌与稻飞虱的时间生态位以及时间-空间二维生态位重叠明显高于抗虫和感性品种中天敌与稻飞虱的重叠。

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Adult Stage Resistances to Brown Planthopper, Nilaparvata lugens of Rice Varieties with Different Seedling Resistances

苗期抗性不同的水稻品种成株期对褐飞虱的抗性

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Resistance of 769 newly-bred rice varieties or lines ( 1999-2002) to the brown planthopper ( BPH) ( Nilaparvata lugens) was evaluated using the Modified Seedbox Screening Technique ( MSST).

采用改进的苗期集团筛选法，测定了1999～2002年国家和浙江省水稻育种攻关项目的769个水稻新品种（系）对褐飞虱的抗性反应。

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Buprofezin has high activity against nymphs of the brown planthopper ( BPH ) and has effectively ovicidal action.

噻嗪酮对褐稻 虱 若虫有很高的生物活性,并具有杀卵作用.

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A preliminary study on the yield-loss and multiple-species economic threshold of Brown Planthopper and sheath blight on the hybrid rice& shan you 63

杂交稻汕优63褐稻虱、纹枯病复合为害损失及经济阈值的初步研究

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SSR Mapping of Brown Planthopper Resistance Gene Bph 9 in Kaharamana, an Indica Rice ( Oryza sativa L. )

利用SSR定位籼稻品种Kaharamana中抗褐飞虱基因Bph9 ( 英文 )

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The take& off behavior of brown planthopper ( nilaparvata lugens stal) and its synchronous relations to the biological rhythm and environmental factors

褐飞虱起飞行为与自身生物学节律、环境因素同步关系的初步研究

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Study on the Occurrence Rule and Control Techniques of Rice Planthopper

江淮南部稻区稻飞虱发生规律、影响因素与药控技术研究

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Reestablishment and maintenance of the egg parasitoid community on rice planthopper were monitored in Dasha Town and Dinghu District, Guangdong Province in1996.

研究了综防区和非综防区稻田飞虱卵寄生蜂群落的重建和维持。

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Most migrant brown planthopper took off between late afternoon and dusk, cli-mbed to 400 1000m.

迁飞的褐飞虱绝大多数在傍晚到黄昏时分起飞，然后随气流上升到400&1000m的高度。

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AMMI Analysis of Resistance Stability of Rice Varieties to Different Rice Brown Planthopper ( BPH) Biotypes

水稻品种抗褐飞虱不同生物型稳定性的AMMI模型分析

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Using the data of historical occurrence level of brown planthopper ( BPH) in Tongzhou City, Jiangsu Province and meteorological factor, the long-term predictive warning system of neural network was established according to the principle of neural network.

利用神经网络的基本原理，结合气象因子以及江苏通州市田间褐飞虱发生程度的实测数据，建立了该地的神经网络长期预警系统。

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A STUDY OF UPPER WINDS ANALYSIS FOR THE MIGRATORY PATH OF THE WHITE-BACK PLANT HOPPER AND THE BROWN PLANT HOPPER IN CHINA Effect of air temperature fluctuation on the occurrence and harm of brown planthopper in Fujian province

我国白背飞虱和褐稻虱迁飞路径的气流分析气温变化对福建褐稻虱发生与危害的影响

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Studies on the biotype of brown planthopper in China

我国主要稻区褐稻虱生物型的研究

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The occurring stage of rice planthopper in the paddy with or without cultural crab was similar.

养蟹田和非养蟹田稻飞虱的发生期基本一致.

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