PURDUE 08 TERMITES

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  1. Ambrosia beetles feed only on
    Ambrosia fungus
  2. Drywood termites have the 
    ability to live in wood without 
    contact with the [a] and 
    are frequently carried in 
    [b] objects into geographical 
    areas where they are 
    not normally found.
    • ground
    • wood
  3. The term "powderpost beetle," used broadly, applies to any of the following three closely related
    families: Lyctidae, [a], and [b].
    • Bostrichidae
    • Anobiidae
  4. The [a] has a 
    rusty red brown to black color, 
    covered with fine 
    yellow hairs, giving it 
    a velvety appearance.
    velvety powder post beetle
  5. Drywood termite infestations are 
    frequently detected by 
    the presence of the
    six­-sided [a] which
    have been pushed out 
    of the galleries.
    pellets
  6. Borates are toxic to [a] , 
    but are not considered significantly 
    hazardous to [b].
    • many termite species
    • humans
  7. Termites other than [a] termites are 
    divided into two groups: 
    drywood and [b] termites.
    • subterranean
    • dampwood
  8. The largest termites are 
    found in the [a] termite group; 
    they require wood with a 
    high degree of [b].
    • dampwood
    • moisture
  9. Beetles belong to the 
    Order Coloeptera, the largest of 
    the insect orders. The [a] stage is
    responsible for almost all 
    damage done to wood by beetles.
    larval
  10. The first step in controlling 
    wood decay is to locate and 
    eliminate the source of [a]. 
    This can usually be 
    accomplished by mechanical 
    alterations which provide for 
    adequate circulation of [b].
    • moisture
    • air
  11. has soldier heads that are plug-­like
    West Indian rough-headed powderpost termite
  12. is extremely destructive to woodwork
    West Indian rough-headed powderpost termite
  13. scientific name Cryptotermes brevis
    West Indian rough-headed powderpost termite
  14. is the largest of the native US termites
    Pacific dampwood termite
  15. can survive for 
    long periods in dry, sound wood
    Pacific dampwood termite
  16. is a significant pest at low altitudes
    Pacific dampwood termite
  17. Residual insecticides 
    (used against wood­boring beetles)
    should be _ _ formulations
    water based
  18. Residual insecticides 
    (used against wood­boring beetles) :

    sprays should be applied at a 
    _ pressure using a _ _ nozzle
    • low
    • flat fan
  19. Residual insecticides
    (used against woodboring beetles) :

    may have oil _ that 
    have a _ action on 
    some wood _
    • carriers
    • solvent
    • finishes
  20. Preventive measures to 
    help reduce non-subterranean 
    termite infestations:

    _ exterior wood
    painting
  21. Preventive measures to 
    help reduce non-subterranean 
    termite infestations:

    inspecting _ in construction
    lumber
  22. Preventive measures to 
    help reduce non-subterranean 
    termite infestations:

    do not use _ or _ damaged wood
    • moist
    • moisture
  23. Preventive measures to
    help reduce non-subterranean
    termite infestations :

    _ all doors , windows, and 
    ventilation openings
    screen
  24. In heat fumigation,

    structures are  _
    tarped
  25. In heat fumigation,

    hot air is blown until a 
    constant of 
    #°F to #°F temperatures
    are reached
    140 to 150
  26. In heat fumigation,

    it is more practical 
    and economical for 
    areas of _ size
    manageable
  27. Wood damage in buildings 
    caused by fungi

    especially _ fungi
    rot
  28. best controlled by reducing moisture
    in and around structures
    • Wood damage in buildings 
    • caused by fungi
  29. used to monitor the success of
    moisture control programs
    moisture meter
  30. useful for determining the
    potential for wood decary
    moisture meter
  31. can be used to determine the
    moisture level in wood
    moisture meter
  32. feeds as a larva on 
    living trees, recently felled logs, 
    and seasoned lumber
    old house borer
  33. old house borer:

    indoors is the only _ of major economic 
    importance that can 
    reinfest dry seasoned wood
    Cerambycid
  34. old house borer

    is a member of the 
    _ family
    Cerambycidae
  35. Inspecting for drywood termites

    look for _ in entrance and 
    exit holes used by the termites
    plugs
  36. Inspecting for drywood termites

    the building _ should 
    be checked carefully
    perimeter
  37. Inspecting for drywood termites

    tap the wood to 
    detect hollow _
    galleries
  38. Toxic mold

    can be harmful to humans through 
    production of _ and _
    • toxins
    • allergens
  39. Toxic mold

    can trigger _ _ in
    sensitive individuals
    allergic reactions
  40. 1/8" exit holes in hardwoods only; 
    frass is fine
    lyctid beetles
  41. 1/16" - 1/8" exit holes; 
    frass contains tiny 
    bun­shaped pellets
    anobiid beetles
  42. ¼"-3/8" oval ­shaped 
    exit holes in 
    softwoods only
    old house borers
  43. Dark staining near 
    small tennels and 
    holes in wood
    ambrosia beetles
  44. Clean chambers and 
    tunnels without fine frass; 
    hard pellets packed in galleries
    drywood termites

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Author:
ianquinto
ID:
331134
Filename:
PURDUE 08 TERMITES
Updated:
2017-05-07 04:42:37
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PURDUE 08 TERMITES
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