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湿地松粉蚧外引寄生天敌室内繁殖试验
徐家雄1
广东省林业科学研究院
摘要:
在广东省森林病虫害防治与检疫总站昆虫繁育室,用接种了湿地松粉蚧的湿地松和火炬松盆栽幼树,繁殖从美国引进的湿地松粉蚧寄生天敌——火炬松短索跳小蜂、迪氏跳小蜂和广腹细蜂,连续10年成功繁殖出子代蜂,并长期保持一定的种群数量。释放的亲代寄生蜂数量与检查到的子代寄生蜂数量的比例为6:1。
关键词:  湿地松粉蚧 火炬松短索跳小蜂 迪氏跳小蜂 广腹细蜂 昆虫繁育
DOI:
分类号:
基金项目:国家林业局“中美湿地粉松蚧生物防治合作研究项目”。
A Test on Rearing The Introduced Natural Enemies of Loblolly Pine Mealy bug, Oracella acuta, in Rearing Facilities
Xu Jiaxiong
Abstract:
Acerophagus coccois, Zarhopalus debarri, Allotropa sp, natural enemies of loblolly pine mealy bug, O. acuta, introduced from USA were successfully reared in insect rearing facilities with potted slash and loblolly pine seedlings infested by O. acuta. The filial parasitoids maintained a population for 10 years. The number of parental generation and filial generation was in a ratio of 6 to 1.
Key words:  Oracella acuta, Acerophagus coccois, Zarhopalus debarri, Allotropa sp, natural enemies, rearing