查询词典 stem borer

The percentage of infected plants of rice hoppers and rice stem borer in IF were 52.9% and 6.9% lower than those in CF.

规模稻鸭生态种养稻飞虱和二化螟对水稻危害株率比常规稻鸭生态种养分别降低52.9%和6.9%。

The orthogonal design of fifteen factors and two levels is made. At the same time, fifteen components are tested and five key factors have been selected out .Finally the second orthogonal design of five factors and four levels is carried on and the new optimum component of artificial diet of rice stem borer is reached.

同时，本文从已报道的不同二化螟人工饲料中选择了15种饲料成分，采用15因子2水平的正交试验设计，对这15种成分进行了优化，并从中筛选出5个关键因子，然后对这5个关键因子进行了5因子4水平的第二次正交试验优化设计，得出了二化螟人工饲料新的优化配方。

Transgenic restorer line T773 showed high resistance to bacterial blight disease, striped stem borer and herbicide under field condition.

根据插入位置附近的水稻基因组序列进行微卫星序列的搜索，并利用Primer Premier 5.0软件设计了24对SSR标记引物。

The improved line persist the main agronomic trait and combining ability of 93-11, show wide spectrum to Xoo strains and enhanced resistance to BB and stem borer. Thus, this line has good prospect in future practical use.

这一遗传改良材料在农艺性状和配合力等方面基本保持了93-11及其杂交组合的主要特征特性，拓宽和增强了其对白叶枯病的抗谱和抗病能力，增加了93-11作为恢复系所配杂交水稻的抗螟虫特性，具有较好的应用前景。

Rice stem borer resistive to Bt is not selected out by rearing with high concentration Bt protein in short time and low concentration Bt protein in long time.

采用高浓度Bt制剂短时饲喂和低浓度Bt制剂整代饲喂两种途径对二化螟抗Bt品系进行了初步的选育，饲养的三代二化螟均没有对Bt制剂产生抗性。

Through selection we obtained transgenic restorer line T773-1 with good agronomic traits and obvious resistance to striped stem borer and herbicide.

3转cry1Ab和bar基因的水稻恢复系T773-1和转Xa21基因的恢复系T773-2进行杂交、自交，对自交世代单株进行cry1Ab、bar和Xa21基因的分子标记辅助选择，获得了带有三基因的恢复系T773，田间种植对水稻白叶枯病、鳞翅目害虫、除草剂具有很好的抗性。

The foreign PinⅡ gene could increase stem borer resistance of DH lines and enlarge the possibility of screening for resistance lines.

应用F〓群体cw3和DH群体对第6染色体waxy基因附近的5个SSRs标记作图，分别得到覆盖51.7cM和57.9cM的连锁群。

Strain＇E-916 not only kept the antagonistic action on rice sheathblight disease, but acquired the insecticidal activity to rice stem borer through genetic engineering.

杀虫和抑菌试验结果表明构建的工程菌对水稻二化螟具有杀虫活性，且保持了其原有对水稻纹枯病的拮抗性能。

Sugarcane stem borer and Ceratovacuna lanigera Zehnther are the main pests of sugarcane, which not only make sugarcane yields loss but also make sucrose content decline.

蔗螟和绵蚜是甘蔗的重要害虫，它们不但造成甘蔗产量损失、蔗糖含量的下降，还传播多种甘蔗病毒，传病造成的损失比直接为害造成的损失更为严重。

Effect of transgenic sck+cry1Ac rice on mortality and fresh weight of the stripped stem borer Chilo suppressalis, and biological characteristics of Apanteles chilonis via its host SSB was studied in the laboratory.

在实验室研究了转sck+cry1Ac基因水稻对二化螟Chilo suppressalis生长、存活以及经寄主对二化螟绒茧蜂Apanteles chilonis生物学特性的影响。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失