Occurrence of Metarhizium rileyi (Farlow) Kepler, S. A. Rehner & Humber in Anticarsia gemmatalis Hübner (Lepidoptera: Erebidae) and Trichoplusia ni Hübner (Lepidoptera: Noctuidae) larvae in Tamaulipas and Veracruz, Mexico
Keywords:
Soybean, velvetbean caterpillar, cabbage looper, fungusAbstract
We report the natural occurrence of M. rileyi in larval A. gemmatalis and T. ni in soybean producing regions of Altamira, Tamaulipas, andPánuco, Veracruz, Mexico, during Aug through Dec 2017. A total of 380 M. rileyi-infected A. gemmatalis larvae were collected from Altamiraand Pánuco. In each municipality, only 1 larval T. ni was found infectedwith the fungus. In Oct, the greatest number of A. gemmatalis larvaeinfected by M. rileyi was recorded from both municipalities.
Sumario
En el presente estudio reportamos, de ago a dic del 2017, la ocurrencia natural de M. rileyi en larvas de A. gemmatalis y T. ni en la región productora de soya de Altamira, Tamaulipas, y Pánuco, Veracruz, México. En total se recolectaron 380 larvas de A. gemmatalis infectadas por M. rileyi en Altamira y Pánuco. En cada municipio, solo 1 larva de T. ni fue recolectada infectada con M. rileyi. En oct, el número mayor de larvas de A. gemmatalis infectadas por M. rileyi fue recolectado en ambos municipios.
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