查询词典 pod borer
- 与 pod borer 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Integrated with the above ways the conclusion is gained that the main effect factor to the amount of the second-generation corn borer is the precipitation of 5-8 month.
结合几种分析方法得出:影响我省影响二代玉米螟消长的主要气象因子是5月~8月份的气温和降水。
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Response characteristics to light stimulation of the compound eyes in cotton bollworm were compared with that in corn borer by recording the electroretinogram.
通过记录棉铃虫和玉米螟复眼的网膜电图(Electroretinogram,ERG)比较了二者对光刺激的反应特性。
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All samples have 86.9% veracity at least. 4. The influence on the occurrence and the development of the pest is uncertain and fuzzy, so the Fuzzy theory is tried to forecasting the corn borer.
影响农业害虫种群发生发展的因素具有很大的不确定性和模糊性,因此本文尝试将模糊数学方法应用于玉米螟的预测。
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Two of the maize varieties, MON 810 and MON 863, contain genes for the bacterial Bt protein, which protects against corn borer larvae.
两种玉米,孟810和孟863,含有细菌Bt蛋白的基因。这种基因防止玉米受到一种叫做corn borer的虫的侵害。
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The predict equation of meteorological suitability grade for the occurrence of the first generation of corn borer in Jilin Province was constructed.
利用近26 a来吉林省玉米螟发生的历史虫害资料与气象资料对方程进行检验,并对2007年吉林省玉米螟发生气象条件适宜程度进行预报,效果较好。
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The Fuzzy pattern recognition and the Fuzzy matter element decision model are used to forecasting the corn borer and gain satisfied results. After put into test the two methods have 100% veracity.
应用模糊模式识别和基于信息熵模糊物元综合评判模型对二代玉米螟虫量进行预测取得了很好的效果,经过验证两个模糊预测模型的准确率均达到100%。
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Three Bt maize varieties and their corresponding receptor varieties were inoculated with the eggs of corn borer at 6-8 leaf stage and heading stage.
在玉米心叶期和穗期,通过对3个转Bt基因玉米品种及其相对应的受体品种进行人工接虫,分析了转Bt基因玉米对玉米螟的抗性,及对产量损失的影响。
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The European corn borer , for example, destroys 40 million tons of the world's corn crop annually, about 7% of the total.
例如,欧洲玉米螟每年毁掉4000万吨玉米,占世界玉米总产量的7%。
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Corn borer is the main harmful insect which our city corn produces, each yearly average has the varying degree the occurrence, year to year loses 5%~ about 10%, seriously has the year loss to reach 18%, seriously affects my city corn the output and the quality.
玉米螟是我市玉米生产上的主要害虫,每年均有不同程度的发生,每年由于玉米螟危害造成的损失达5%~10%左右,重发生年损失达18%,严重影响我市玉米的产量和质量。
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Aqueous extract of cotton has allelopathic effect on Raphanus sativus, Brassica campestris, Lactuca indica, Brassica campestris, Echinochloa crusgall, Setaria viridis and Abutilon theophrasti and its inhibition effect gradually strengthens with increasing concentration. Aqueous extracts from stems, leaves and roots of cotton inhibit or accelerate seed germination and seedling growth, and activity of enzyme of seedling root of cotton. While aqueous extracts from stems and leaves of cotton are 0.02 gmL^(-1), root length, shoot length, lateral root number and dry weight of cotton respectively increase by 10.3%, 3.1%, 22.9% and 2.4% over the control. The above mentioned indexes are lower than the control by 34.4%, 39.2%, 40.6% and 19.0% respectively as the aqueous extracts are 0.1 gmL^(-1). At the same time, root activity and SOD activity decrease by 38.2% and 36.7%, while POD activity and MDA content increase by 52.3% and 36.5%. Growth indexes of plant receptors increase at low concentrations but decrease at high concentrations of aqueous extracts. The allelopathic effect of aqueous extract of stems and leaves is stronger than that of root.
结果表明:棉花植株水浸提液对萝卜、白菜、莴苣、油菜、稗草、狗尾草、苘麻均具有化感效应,随着作用浓度增加,抑制效应逐渐加强;棉花茎叶和根系水浸提液对棉花种子萌发、幼苗生长、幼苗根系活力、根系酶活性有抑制或促进作用,当茎叶浸提液浓度为0.02 gmL^(-1)时,棉花根长、苗高、侧根数、干重分别比对照增加10.3%、3.1%、22.9%和2.4%,当浓度为0.1 gmL^(-1)时,上述指标与对照相比分别降低34.4%、39.2%、40.6%和19.0%,而根系活力、SOD活性比对照降低38.2%、36.7%,POD活性、MDA含量较对照增加52.3%和36.5%,不同浓度棉花植株水浸提液对棉花生长呈现"低促高抑"的规律,且茎叶浸提液作用效应大于根系浸提液。
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- 推荐网络例句
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Putt your way through 36 fun-filled holes of minigolf on 3D designed courses with elevated greens, bunkers, bridges and water hazards, among other crazy obstacles.
您的推杆方式,通过36个有趣的填孔迷你的三维设计的课程,以提升绿党,掩体,桥梁和水的危害,除其他疯狂的障碍。
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Some participles can be used either as attributes or as predicatives.
有些分词既可当定语用,也可当表语用。
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Over time, the jaw crusher has been a significant improvement, it is a highly efficient, energy-efficient equipment often broken.
随着时间的推移,颚式破碎机得到很大的改进,已经是一种高效,节能的常用破碎设备。