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- Bemisa tabaci 烟粉虱
- Occurrence and Control of the Bemisia tabaci in Gaoyou area, Jiangsu province. 高邮地区烟粉虱的发生及防治。
- The sweetpotato whitefly (Bemisia tabaci) is a serious pest of China. 烟粉虱(Bemisia tabaci)在中国是一种危害严重的害虫。
- The results showed that B. tabaci preferred cauliflower most, followed by cucumber, cole and lettuce. 结果表明 ,烟粉虱对供试植物有明显的选择性 ,其嗜好程度为花椰菜 >黄瓜 >油菜 >莴苣。
- The mtDNA COI gene of the 12 B. tabaci populations from different regions and countries were cloned and analyzed. 本文利用mtDNA COI基因片段对国内外12个地理种群烟粉虱的生物型进行了鉴定并对其来源进行了分析。
- The experiment was conducted to estimate the economic injury level (EIL) and economic threshold (ET) of B. tabaci. 摘要研究了烟粉虱在黄瓜上的经济损害水平和经济阈值。
- Bemisia tabaci (Genn.) is a serious insect pest of many crops throughout the tropics and subtropics. 本研究在调查了烟粉虱Bemisia tabaci (Gennadius)种群分布规律的基础上,从37种常见植物中筛选出15种对烟粉虱成虫产卵驱避作用效果较好的植物次生物质,并运用生命表方法、种群趋势指数和种群干扰作用控制指数等方法进一步对其评价。
- The isolate V20 was more virulent on third instar of Bemisia tabaci when compared to other isolates. V20菌株比其他菌株对三龄若虫的致病力高。
- Encarsia bimaculata and Eretmocerus sp. nr. furuhashii are two dominant species of parasitoid parasitizing Bemisia tabaci in South China. 摘要双斑恩蚜小蜂和桨角蚜小蜂是华南地区烟粉虱的两种优势种寄生蜂。
- Piemarker as a trap plant in cotton and soybean field can play an important role in the integrated management of B. tabaci. 基于播种期、种植方式和配套合理的药剂防治的苘麻诱集方法对生态调控棉田和大豆田中的烟粉虱发挥了积极的作用。
- Moreover, under field inconstant temperature conditions, the developmental time of B. tabaci on Goukang No.22 was 13.6% shorter than that on S3 cotton. 在同一品种棉花上,饲养在苗期棉花上烟粉虱的发育历期较花铃期棉花长。
- The host plants and the occurrence of Bemisia tabaci (Gennadius) on several major plants in Zhengzhou region were investigated from 2003 to 2004. 摘要调查了郑州地区烟粉虱的寄主植物及其在几种主要寄主植物上的发生动态。
- Comparison of the population trend index, we concluded that sweet potato was the most suitable hosts for Bemisia tabaci, chinese kale the second, cotton the least. 比较种群趋势指数,甘薯为最适寄主,芥蓝次之,棉花最差。
- When given a single instars, nymphs of B. tabaci, E. bimaculata lay more eggs on the 3rd and 4th instar nymphs than on the 1st and 2nd instars, while Er. sp. nr. 当只有1个龄期的烟粉虱若虫存在时,双斑恩蚜小蜂更多地寄生3龄和4龄若虫,较少寄生1龄和2龄若虫;
- The detection rate of B. tabaci DNA in predators, such as the larvae of P. japonica, Harmonia axyridis, Chrysopa spp. , adult Orius sauteri and spiders, was over 50%. 在所检测的4类群9种捕食性天敌中,龟纹瓢虫幼虫、异色瓢虫幼虫、草蛉幼虫及东亚小花蝽成虫和蜘蛛对烟粉虱捕食作用的检出率高于50%25。
- Abstract: The morphology, especially the ultrastructures of antennal sensilla of B. tabaci was observed under scanning and transmission electron microscope. 摘要:利用扫描电镜和透射电镜分别观测了烟粉虱触角感受器的分布、形态和结构。
- Bemisia tabaci (Gennadius) is an serious pest of cotton and horticultural crops, which has been reported to distribute over 90 countries in the world except Antarctica. 烟粉虱Bemisia tabaci(Gennadius)属同翅目,粉虱科,小粉虱属,广泛分布于全球除南极洲外各大洲的90多个国家和地区,是棉花、蔬菜和园林花卉等植物的主要害虫之一。
- Wan Fanghao, Xie Ming, Liu Tongxian.Effects of Heat shock on survival and fecundity of two whitefly species: Trialeurodes vaporariorum and Bemisia tabaci (Homoptera: Aleyrodidae). 崔旭红,谢明,万方浩.;短时高温暴露对B型烟粉虱和温室白粉虱存活以及生殖适应性的影响
- When the cucumber plant grew into the 4-leaf stage, the EIL of B. tabaci was 9.3159%; the ET of B. tabaci was about 18.4474 adults/plant, or 4.6119 adults/leaf. 黄瓜幼苗4叶期时,烟粉虱的经济损害水平为9.;3159%25;烟粉虱的经济阈值为每株黄瓜有烟粉虱成虫18
- The LC50 values of the abamectin to the B. tabaci in BF-GZ, NBF-GZ, NBF-SY and BL populations were 10.09-fold, 7.44-fold, 5.42-fold and 1.98-fold for the NBL population. 对阿维菌素的LC50值分别为NBL种群成虫的10.;09倍、7