Application of Foreign Resource Resistance to Aphids on Cross Breeding of Sorghum
外国抗蚜资源在高粱杂交种选育中的应用
Insecticidal Effect of Several Plant Crude Extracts on Vegetable Aphids and Slugs
几种植物源农药粗提物对菜蚜和蛞蝓的药效研究
Bunchy top disease can spread from plant to ant it and is also spread by ? aphids.
束顶病可以在植株之间传播，也能通过蚜虫 传播。
Bunchy top disease can spread from plant to plant and it is also spread by aphids.
束顶病可以通过个体间传播，也可以通过蚜虫传播。
Controling Techniques of Wheat Aphids from Heading to Grain Filling Stage of Wheat
小麦抽穗至灌浆期蚜虫防治技术研究
The Occurrence Rule of Ladybug and its Relationship with Aphids in the Cotton Field
棉田瓢虫发生规律及与棉蚜的追随关系
Phloem elements and adjacent tissues are the principal feeding sites for most aphids.
韧皮部及其邻近组织是大多数蚜虫的主要取食部位。
In terms of field experiments, critical period of aphids damage control was explicit.
通过大田试验明确了治理麦蚜危害的关键时期。
Any of several small insects esp. aphids that feed by sucking the juices from plants.
几种小昆虫尤其是以从植物吮吸汁液为食的蚜虫。
The Asian lady beetle eats aphids that damage crops like soybeans, fruits and berries.
亚洲甲虫吃掉了破坏庄稼的蚜虫，比如大豆，水果和草莓等。
The differences between probing behaviour of tea aphids on different parts of tea tree
茶蚜在茶树不同部位上刺探行为的差异
Effects of cultivar resistance and pesticides on Wheat Powdery Mildew and wheat aphids
不同抗性品种和药剂对小麦白粉病和麦蚜的控制效果简报
Clusters of tiny insects called aphids were to be found on the underside of the leaves.
结果在树叶背面找到成串得叫作蚜虫小虫子。
Clusters of tiny insects called aphids were to be found on the underside of the leaves.
结果在树叶背面找到成串的叫作蚜虫小虫子。
A method for mass culture of wheat aphids was developed using wheat seedling as forage.
介绍利用水培麦苗大量饲养麦蚜的技术。
On the standardization of the Yellow trap of aphids as used in virus disease forecasting
毒病预测中黄皿诱蚜标准化的研究
IDENTIFICATION OF THREE SPECIES OF GENUS ENTOMOPHTHORA FRES ON APHIDS IN BEIJING IN AUTUMN
北京秋季三种蚜虫虫霉的鉴定
Studies on occurrence and controlling technology of yellow dwarf virus and naked barely aphids
青稞蚜虫及黄矮病发生规律及防治技术研究
Studies on effects of cereal aphids on wheat yields and quality at various wheat growth stages
麦蚜的阶段性为害对小麦产量和品质影响的研究
Study on the population dynamics of aphids and predatory natural enemies in Bupleurum chinese Dc.
柴胡苗期蚜虫及捕食性天敌种群消长动态。
Study on the Pathogenicity of Heterokaryon and Parental strains of Paecilomyces cicadae for aphids
蝉拟青霉异核体菌株和亲本菌株对蚜虫致病力的研究
In some species, such as aphids, the flightless morph lacks wings and is called the apterous morph.
一些昆虫种类, 如蚜虫, 出现无翅个体, 被称为无翅型。
Aphids belong to Homoptera Aphidoidea, Which are one kind of the most important garden plant pests.
蚜虫属于同翅目蚜总科, 是一类重要的园林植物害虫。
I bound the base of the tree with sticky tape, making it impossible for the ants to reach the aphids.
我用粘胶带缠在树干底部，使蚂蚁爬不到蚜虫那儿。
Studies on numerical taxonomy for intraspecies differentiation of cotton aphids, Aphis gossypii Glover
棉蚜种下变型的数值分类研究
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