Challenging the long-held “pied piper” hypothesis: evidence of southward migration of corn earworm (Helicoverpa zea) in North America

Migration plays an important role in the ecology of insect pests, including Helicoverpa zea, a major pest of multiple crops across the U.S. The long-standing “pied piper” hypothesis proposes that H. zea populations migrate northward each summer to exploit seasonal resources but because cannot overwi...

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Autors principals:	Amina A. Twaibu, Eduardo S. Calixto, Julien M. Beuzelin, Isaac L. Esquivel, Silvana V. Paula-Moraes
Format:	Artigo
Idioma:	Inglês
Publicat:	Frontiers Media S.A. 2026-04-01
Col·lecció:	Frontiers in Insect Science
Matèries:	bidirectional migration insect resistance management integrated pest management movement ecology stable hydrogen isotopes
Accés en línia:	https://www.frontiersin.org/articles/10.3389/finsc.2026.1726127/full
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