影响松毛虫赤眼蜂防螟效果的主要因素

Key Factors Influencing the Control Effect of Trichogramma dendrolimi Matsumura against Ostrinia Furnacalis Guenée

阐述了蜂种、育蜂质量、田间释放技术、田间环境条件、天敌、化学农药、玉米螟种群基数等因素对松毛虫赤眼蜂防治玉米螟效果的影响,并总结出提高松毛虫赤眼蜂防治玉米螟效果的有效措施:努力提高蜂种、育蜂质量;尽量减少田间的环境条件、天敌、化学农药因素对赤眼蜂的影响。

Effects influencing factors, such as Trichogramma species, Trichogramma quality, release skill in the field, field conditions, natural enemies, chemical pesticides, population of Ostrinia furnacalis, were summarized in the paper. Effective measures of improving control efficacy of Trichogramma dendrolimi Matsumura against Ostrinia Furnacalis Guen 6 e were summed up, i.e., try to improve quality of Trichogramma species and breeding quality, try to reduce effect of field conditions, natural enemies, chemical pesticides.