Comparative Morphology and Morphometry of Six Biotypes of Bemisia tabaci (Hemiptera: Aleyrodidae) fr

来源 :农业科学学报:英文版 | 被引量 : 0次 | 上传用户:leefenbo
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
Morphology and morphometry of six biotypes(B,Q,Cv,ZHJ-1,ZHJ-2 and ZHJ-3) of Bemisia tabaci(Gennadius) from China on cotton plants were studied by using microscopes.Nymphal body sizes and characters were measured and observed,especially on the 4th instar(p
其他文献
中国樱桃(Prunus pseudocerasus L.) 是 allotetraploid 种类和展览天赋自我相容性。然而,全身的 cDNA 序列,功能的分析和在中国樱桃栽培变种的 S-RNase 等位基因的抄本不被知
现在的学习被进行在庄光喜在 Myrica rubra 的自然人口之中估计分子的描述和基因差异自治区域,中国,这样为 germplasm 保存和利用提供科学证据。用 ISSR (内部简单的顺序重复)
The debate about the safety of genetically modified(GM) food has attracted public attention in concurrence with the rapid development of agricultural biotechnol
The effect of the inclusion of chestnut in pigs finishing diet on volatile compounds of dry-cured Celta ham was studied.Twelve hams of each type(from three diff
概述了随机疲劳寿命特性研究的发展及理论基础,从常规疲劳特性P-S-N曲线的研究、疲劳裂纹扩展率统计模型研究现状以及损伤力学理论在疲劳强度中的研究及展望来综述现有随机疲
在这研究,在 peroxidase (邮政部门)的活动的变化,谷胱甘肽 S-transferase ( GST ),过氧化氢酶(猫),和在四小麦栽培变种的叶子的 superoxide distmuase (草皮),包括抵抗栽培变种
Although studies argue that invasive species can cause biotic differentiation,some cases show that biological invasions actually decrease biodiversity through b
With the rapid growth of China’s economy,rising demand for safety food has been accompanied by frequent food safety scandals. Given that China’s farming is do
在分析协同设计理论的基础上对AutoCAD进行二次开发,利用AutoCAD内嵌的VBA分析Auto CAD数据结构,调用WinSocket控件建立Server/Client连接,通过ActiveXAutomation接口建立反应器获得服务端操作,向协同工作机发布,实现如网络会议,语义共享等功能,初步开发出基于计算机协同设计理论的协同CAD系统.
Allowable levels for pesticide residues in foods,known as tolerances in the US and as maximum residue limits(MRLs) in much of the world,are widely yet inappropr