beet armyworms造句

• Amethod of rearing the beet armyworm spodoptera exigua
  甜菜夜蛾的饲养方法介绍
• Briefing on occurrence rules and control techniques of beet armyworm
  甜菜夜蛾发生规律及防治技术简述
• Studies on the artificial diet for beet armyworm, spodoptera exigua
  一种饲养效果更佳的甜菜夜蛾人工饲料
• Occurence and resistance status of the beet armyworm, spodoptera exigua hubner
  甜菜夜蛾发生与抗药性研究现状
• Resistance of beet armyworm spodoptera exigua to insecticides and its control
  上海地区甜菜夜蛾的抗药性及防治
• The biological control progress of beet armyworm and the prospect were reviewed
  本文综述了甜菜夜蛾生物防治进展以及对生物防治的展望。
• Effects of a plant activator protein on the growth and development of beet armyworm larvae
  植物激活蛋白对甜菜夜蛾幼虫生长和发育的影响
• Effects of five host plants on development, reproduction and activities of esterases of the beet armyworm spodoptera exigua
  寄主植物对甜菜夜蛾的发育和繁殖及体内酯酶活性的影响
• Influence of protein content in artificial diets on the larval energy substances in beet armyworm, spodoptera exigua h 252; bner
  不同蛋白质含量的人工饲料对甜菜夜蛾能源物质的影响
• beet armyworm, spodoptera exigua h bner outbroke on many vegetable crops and it had become a dangerous pest in recent years
  摘要近些年来，甜菜夜蛾在我国淮河以南地区蔬菜等作物上频繁发生，已成为一种灾害性害虫。
• The beet armyworm s . exigua, oriental armyworm pseudaletia ( = mythimna ) separata, cotton bollworm h . armigera and black cutworm agrotis ipsilon were dominant pest species immigrated into the island, however they emigrated without finding crops
  甜菜夜蛾，东方粘虫pseudaletia(=mythimna)separata，棉铃虫和小地老虎agrotisipsilon是迁入岛上的主要种类，但由于没有作物它们随即又迁出。
• It was the first trial to employ the newly equipped migration data acquisition and analysis system for the scanning entomological radar and, a twin light-trap developed in china for, systematic long-term observations of migration of the beet armyworm spodoptera exigua, beet webworm loxostege sticticalis and cotton bollworm helicoverpa armigera in northern china the study provided direct evidence for the migration of 5 " . exigua in china, many parameters of migratory behaviour of the three species of insects, a better understanding of the relationship between migratory behaviour and wind or temperature field . the results enriched the theory of migration and provided new scientific knowledge for pest management in china
  本研究初步阐明了我国华北地区空中昆虫群落结构，首次使用我国自行研制的扫描昆虫雷达的数字化数据采集及分析系统，及价廉、高效的姊妹灯诱虫法对华北地区甜菜夜蛾spodopteraexigua、草地螟loxostegesticticalis和棉铃虫helicoverpaarmigera的迁飞进行了长期系统地观测，得到了甜菜夜蛾在我国北方迁飞的直接证据，三种害虫迁飞行为的若干参数，认识了昆虫迁飞行为与风温场的关系，丰富了昆虫迁飞理论，为我国害虫的治理提供了科学依据。