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Study on Thanasimus dubius beetle population response to land area and semiochemical treatments. Investigates the effect of undisturbed, wind-disturbed, salvaged, and burned land areas for beetle habitat. Evaluates the impact of various semiochemical treatments on beetle trapping efficiency. Results show variation based on land area and semiochemical strategies.
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Year 2001 Year 2002 Year 2003 Thanasimus dubius (A) Year and Land-area Treatments 10 8 6 4 2 0 Undisturbed Wind-disturbed Salvaged Burned Land-area Treatments Mean (+SE) No. of T. dubius Caught in Funnel Traps in 15 Days (B) Year and Semiochemical Treatments 35 30 25 20 15 10 5 0 DV-PH U DR DRU DV IG IPERRM IPERT IPI W DS IPERRP SemiochemicalsTreatments
Thanasimus dubius (C) Land-area and Semiochemical Treatments Undisturbed 80 Wind-disturbed Salvaged 70 Burned 60 50 Mean (+SE) No. of T. dubius Caught in Funnel Traps in 15 Days 40 30 20 10 0 U DA DRU DS DV DV-PH IG IPERRM IPERT IPI W IPERRP Semiochemical Treatments