首页   按字顺浏览 期刊浏览 卷期浏览 Selective New Trap forRhagoletis cingulata1andR. pomonellaFlies
Selective New Trap forRhagoletis cingulata1andR. pomonellaFlies

 

作者: Ronald J. Prokopy,  

 

期刊: Environmental Entomology  (OUP Available online 1975)
卷期: Volume 4, issue 3  

页码: 420-424

 

ISSN:0046-225X

 

年代: 1975

 

DOI:10.1093/ee/4.3.420

 

出版商: Oxford University Press

 

数据来源: OUP

 

摘要:

None of the various existing or newly constructed yellow traps tested captured consistently moreRhagoletis cingulata(Loew) orR. pomonella(Walsh) flies than a baited, sticky-coated, vertically-hanging yellow rectangle. However, a baited, sticky-coated, 45°-angle, apex-down yellow cone is a promising new selective trap in that it captured 85–116% as manyR. cingulata, 67–77% as manyR. pomonella, but only 11–29% as many other large insects (mostly beneficial Tachinidae) as the rectangle. Of various odoriferous baits tested, ammonium acetate crystals mixed into the sticky coating attracted as many or moreR. cingulataandR. pomenellaand fewer other large insects than any other bait. Nonetheless, after the initial 2 wk of testing, as the flies matured, an unbaited, sticky-coated red sphere captured moreR. pomonellathan either yellow trap and was nearly as selective as the cone. However, the sphere captured no moreR. cingulatathan the cone.

 

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