天敌昆虫

  • 网络Natural enemy;Natural enemy insect
天敌昆虫天敌昆虫
  1. 天敌昆虫超过60种,其中3种系广东省新记录。

    More than 60 species are natural enemy insects and 3 species are new to Guangdong Province .

  2. 东北地区农田主要杂草的天敌昆虫及其地理分布初报

    A Preliminary Study on the Insects as Natural Enemy of Main Farmland Weed and Their Distribution in Northeast China

  3. /667m2时药后3d对茶小绿叶蝉的防治效果达到75%以上,且对有益天敌昆虫和作物安全。

    / 667m2 , and was safe to beneficial insects and crops .

  4. 河南省苹果园鞘翅目天敌昆虫资源发生种类记述&瓢虫科Coccinellidae(Ⅰ)

    Resource Investigation of Coleoptera Natural Enemy Insects in Apple Orchard in Henan Province & Coccinellidae (ⅰ)

  5. 培育赤眼蜂Trichogramma和其他天敌昆虫抗药性品系以提高其田间控制害虫的效果,是国内外着力研究的重要课题。

    Selection of resistant strain to insecticides for improving control effect of enemy insects such as Trichogramma spp. to the pest has long been a key issue in the field of plant protection worldwide .

  6. 然而,随着转Bt基因棉的大规模商业化释放,其潜在的生态风险也越来越受到重视,主要集中在对靶标生物抗性的产生以及对天敌昆虫安全性评估两方面。

    As the large scale commercial released of Bt-transgenic cotton , the possible ecological risks focused on the evolution of pest resistance to Bt cotton and the effects to target and non-target insects have received more and more concern and have been assessed by various approaches .

  7. 4Bt玉米同对照相比,对捕食性天敌昆虫类群组成、各类群优势度、捕食性昆虫的总量及总量的动态变化方面没有显著的影响;

    The total numbers and the dynamics of predator population , the species composition and abundance of species in Bt corn field were not significantly different comparing with the control .

  8. 天敌昆虫在林木病虫害防治中的作用

    Affect on Natural Enemy Insect during Control Insect Pest in Forest

  9. 分子标记技术在寄生性天敌昆虫研究中的应用

    Application of DNA Molecular Marker Techniques in Studying of Parasitoid Insects

  10. 大豆害虫天敌昆虫的研究概况

    A Survey of Studies on Natural Enemy Insects of Soybean Pests

  11. 作为捕食性天敌昆虫,它们在生物防治工作中具有重要的作用。

    As predators , they are generally beneficial for biocontrol projects .

  12. 天敌昆虫对美国白蛾的生物控制研究

    Study on Biological Control of Fall Webworm by Insect Natural Enemy

  13. 我国苹果害虫的天敌昆虫研究概况

    Progress on studies of natural enemy insects in apple orchard in China

  14. 天敌昆虫是维持整个森林生态系统平衡的一个重要生物因子。

    Insect natural is an important biological factor in keeping ecological balance .

  15. 河北省天敌昆虫37种名录

    A list of 37 kinds of insects as natural enemies

  16. 苹果园天敌昆虫群落的空间分布研究

    Studies on the space distributions of natural enemy insects in apple orchard

  17. 蚧壳虫天敌昆虫的利用及展望

    The Utilization and Expectation of the Scale Insect Natural Enemies

  18. 天敌昆虫在生态农业中的应用

    The Utilization of Natural Enemy - Insect in Organic Agriculture

  19. 东北地区大豆田天敌昆虫优势种类分析

    Predominant natural enemy insects in soybean field in northeast China

  20. 营养是影响天敌昆虫繁育的关键因素之一。

    Nutrition is one of the key factors affecting reproduction of insects .

  21. 农田生态系中天敌昆虫优势种的评定标准

    Determinate Standard of Dominant Species of Natural Enemy Insects in Farmland Ecosystem

  22. 天敌昆虫群落呈现出时序变化的特征。

    The abundant community of insect enemies and temporal suppression mechanism against D.

  23. 湖南省水稻害虫天敌昆虫名录(一)

    Catalogue of insect natural enemies of rice pests in Hunan Province (ⅰ)

  24. 稻田害虫捕食性天敌昆虫资源

    Resources of the predacious insects natural enemies in rice fields

  25. 棉虫综合治理对天敌昆虫群落的影响

    Influences of IPM of cotton to community of natural enemies

  26. 0.5%楝素杀虫乳油对天敌昆虫的影响

    Effects of toosendanin 0.5 EC to several insect natural enemies

  27. 苜蓿天敌昆虫资源非常丰富。

    Natural enemy resources of insect pests of alfalfa are very abundant .

  28. 杂草生物防治中天敌昆虫寄主专一性测定及其风险分析

    Host - specificity Test for Weed Biological Control Agents and Potential Risk Analysis

  29. 湖南省棉花害虫天敌昆虫名录

    Catalogue on natural enemies of cotton pests in Hunan

  30. 海南岛芒果树害虫天敌昆虫复合体的初步研究

    Natural enemy complex of mango insect pests in Hainan