Host Specificity and Risk Assessment of Trichogramma fuentesi (Hymenoptera: Trichogrammatidae), a Potential Biological Agent of Cactoblastis cactorum (Lepidoptera: Pyralidae)

Cactoblastis cactorum (Berg) (Lepidoptera: Pyralidae) is a non-native moth attacking prickly pear cactus, Opuntia spp., in southeastern U.S. The insect is also an important threat to ecological systems and to native and endangered Opuntia spp. in southwestern USA. The egg parasitoid Trichogramma fue...

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