麦管

Under controlled conditions in artificial bioclimatic chambers, adult aphids of red and green biotypes of Sitobion avenae were placed on two wheat varieties ('Astron' and 'Xiaoyan-22') and treated under 30W lamp of UV\|B for different durations respectively.

研究紫外辐射对红和绿体色型麦长管蚜的生物学特征的影响，探求紫外辐射在蚜虫种下体色分化及遗传中的作用。

The powerful heterogenic for population differentiation and genetic variation strength its adaptability to variable environment, M.avenae adapted to the nature condition and it also resulted in the heredity variation of M.avenae populations.

在环境条件和化学农药、小麦品种等人为条件的强大选择压力下，麦长管蚜种群发生了较大的遗传变异。

It's like trying to suck on a holey straw. Holey moley, I don't even know what that means!

那就好像试著用一根中空的麦杆当吸管一样不恰当，天啊，我甚至不知道那是在干嘛！

At wheat growth stage, raising experiment in the lab indicates that there are significant differences to M. avenae in the developmental duration and mortality of the nymphae, and the longevity and fecundity of adults among 7 cultivars or lines with different resistance.

室内饲养实验表明，在小麦成长期，供试的7个不同抗性品种对麦长管蚜若蚜发育历期、存活率、成蚜寿命和生殖力有显著的影响。

By contrast, Senator John McCain lacks Mr Romney's managerial vim;but he has never been afraid to speak his mind, bravely defying his party' sline on immigration, torture, global warming and campaign finance—and he has considerable support among independent voters.

参议员约翰麦凯恩则截然相反，他没有罗姆尼那样的精力管很多事情。但他从不畏惧表达自己的看法。在移民，折磨囚犯，全球变暖和竞选财务改革上等议题上都勇敢的站出来反对自己党派。

Mike McGinn, an environmentalist, is still duking it out with fellow Democrat Joe Mallahan, a T-Mobile executive, who spent three times more than his opponent.

环境保护主义者迈克麦金仍是与同为民主党人的 T-Mobile首席高管乔马拉汉捉对厮杀，后者所花竞选经费对比手多三倍。

Such morphological variation ranged from 1.2 -5.7%2. A mutant plant from the crossing combination between CS-phlb and AR71 by FTP method showed an increased resistance to sharp eyespot.

由花粉管通道法导入法获得的中国春ph1b长穗-2变异株，对纹枯病反应的病情指数(66.20)极显著低于麦受体中国春ph1b(病情指数为77.73)，表明该变异株对纹枯病的抗性提高。

The GT500's ride was a blast thanks to the MacPherson struts with their reverse L lower control arm, and 34mm stabilizer bar in front, as well as the three-link solid axle with coil springs and panhard rod and twin tube gas-charged shocks in the back.

在GT500的游戏机是一个爆炸感谢麦克弗森支柱其扭转L降低控制臂，稳定杆和三四毫米前面，以及三环节扎实轴与螺旋弹簧和潘哈德杆和双管气被控冲击在回来。

The results from systematic observation from 2006 through 2008, demonstrated that meteorological factors such as wind and rain were essential for population development of english grain aphid.

经过2006～2008年的系统观测结果表明，风雨气象因素对麦长管蚜种群发展具有显著的影响作用，是突出的关键制约因子。

English grain aphid Macrosiphum avenae is the main pest on the ear of wheat during the drought year,which result in decreasing of yield and quality of wheat.

麦长管蚜Macrosiphum avenae是干旱年份小麦穗期的主要害虫，直接引起小麦减产且降低其品质。

Do not gum up the work by telling mother what we are going to do .

别告诉母亲我们要干的事，那会把事情搞糟的。

In recent years, application of the partial prestressed concrete beam s is developed.

近年来，随着部分预应力砼梁应用的推广，发现我国规范所采用的名义拉应力法的计算结果不稳定。