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- The soluble powder:polythiocycloalkanes, has good effective on the control of pest insects such as two-spotted spider mite, cotton bollworm and citrus red spider mite ect. 简介了产品的毒性毒理概况和应用范围,尤其是防治棉红蜘蛛、棉铃虫、柑桔红蜘蛛等害虫的良好特性。
- After tests of resistance to pest insects and analyses of PCR, RT-PCR and Southern blotting, the transgenic plants were proved to have expressed the API gene and to be resistant to cotton bollworm. 经对棉铃虫抗虫性鉴定和PCR、RT-PCR、Southern blotting分析,证明获得了表达API基因的抗虫棉。
- The seed of the cotton plant,the source of cottonseed oil. 棉籽棉花作物的种子,用来制造棉籽油。
- Recently, more and more attention was paid on insect chitinase in plant pest control, for it could degrade chitin, one of the main components of insect integument and petritropic membrane. 摘要昆虫几丁质酶可以降解昆虫体壁和中肠围食膜的主要组成成分几丁质,近年来受到了越来越多的关注。
- Beneficial insects are allowed to flourish to keep pest insects in check. 益虫得以繁衍,以遏制害虫的数量。
- Preliminary Report on the Grafting of Transgenic Cotton Plant. 转基因再生棉花嫁接初报。
- The seed of the cotton plant, the source of cottonseed oil. 棉籽棉花作物的种子,用来制造棉籽油
- Pest insect community on orange leaves is analyzed with fuzzy cluster method. 经模糊聚类分析表明,柑桔叶片害虫群落由3个集群和3个边缘种组成。
- The main factor that affects population's uniformity is invalid plant including inbred lines,barren stalk rate,diseases and pest insects plant in populations of different yield level. 无效株是影响群体整齐度的重要因素,主要包括:自交株、空秆、小穗株及病虫害株等。
- The soil is fit for cotton planting. 这种土壤适宜种棉花。
- IPP conducts research on plant pest and disease species as well as corresponding application technologies. 其研究对象是植物虫害和疾病种类,以及相应的应用技术。
- The SIT operations conducted in Mexico were successful in reducing the number of pest insects significantly. 墨西哥运用了这种方法,成功地把害虫的数目大大减少。
- Abstract: Phthorimaea heliopa (Loew) is one of the main pest insects for tobacco. 文章摘要: 烟蛀茎蛾是烟草的主要害虫之一,幼虫钻蛀烟茎,烟株生长缓慢.新叶簇生,植株矮小.产量和质量明显下降。
- Most of aphids are plant pest except that Schlechtendalia chinensis is beneficial. 除角倍蚜为有益昆虫外,其余大多数为植物害虫,有些则是世界著名的农林大害虫。
- Habituation of pest insects to repellents or insecticides may significantly reduce the effects of these control agents. 害虫对驱避剂或杀虫剂等产生习惯性反应可降低其防治效果。
- Most species of Pissodes are serious pest insects which could spread to other area by human activities . 木蠹象属许多种类是针叶树的重要害虫,且极易通过人为携带传播扩散。
- Both adult ladybugs and their larvae are voracious eaters of aphids, scale insects, and another plant pests. 参考译文:冰山一般是白色、蓝色或者绿色的,尽管有些是黑色的,那是因为有岩石材料夹杂在里面。
- A method for the determination of spinosyns and its metabolites in cotton plant by HPLC was studied. 建立了同时测定棉花植株中杀菌素及其代谢产物残留量的高效液相色谱法。
- Both adult ladybugstheir larvae are voracious eaters of aphids, scale insects,another plant pests. 参考译文:冰山是白色、蓝色绿色的,有些是黑色的,那是有岩石材料夹杂在里面。
- There is soil that looks like broad expanses of red silk, decorated with the long curving rows of pink and white flowers of the cotton plant. 此地还有红绸般的大片土壤,上面点缀着棉地里的粉红色和白色花朵。