Alfalfa Update – pea aphids, green lacewing

KSU Entomology Newsletter

Alfalfa fields were again sampled 18 April, after the latest bout of sub-freezing temperatures. Alfalfa weevil larval development does not seem to have progressed much since fields were sampled last week. All larvae that were collected from plant terminals were still small, 1st instar larvae. Like the last two week’s samples, there were live 1st instar larvae feeding beside dead larvae. However, a few larger, 2nd instar larvae were
found in the leaf litter under the alfalfa canopy. Read More

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