Browsing Hawaiian Entomological Society by Author "Bailey, J Blair"

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Modified Ultrsonic Actograph for Monitoring Activity of Lepidopterous Larvae

Johnson, Marshall W; Toscano, Nick C; Jones, Vincent P; Bailey, J Blair (Hawaiian Entomological Society, 1986-12)

An ultrasonic actograph was modified to detect the slow movements typical of lepidopterous larvae. A differential instrumentation amplifier increased the sensitivity of the instrument. Activity patterns of 5th instars of ...