California Agriculture (Nov 1992)

Imported parasite may help control European asparagus aphid

  • K Daane,
  • G Yokota,
  • R Gill,
  • L Caltagirone,
  • K Hagen,
  • D Gonzalez,
  • P Stary,
  • W Chaney

Journal volume & issue
Vol. 46, no. 6

Abstract

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The parasite Trioxys brevicornis was imported from Czechoslovakia and released in California to help control the European asparagus aphid. Field performance of this parasitic wasp indicates it has potential to become permanently established in California. Aphid parasitism by T. brevicornis was especially good in comparison.