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You've searched: Rocky Mountain Laboratories Historical Collection

  • All fields: method
(2 results)



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    • Researcher using the dragging method for ticks

    • 1941-04-19
    • Biology--Fieldwork; Ticks; Rocky Mountain Laboratory (Ravalli County, Mont.)
    • A researcher uses the dragging method for ticks. The drag-flag method for sampling helps identify density of tick population in a area.
    • Yolk sac method-- tissue culture technique utilising fertile eggs

    • 1959-04
    • Laboratories--equipment and supplies ; Rocky Mountain Laboratory (Ravalli County, Mont.); Rickettsia
    • Dr. Cox's yolk sac method to cultivate rickettsia in the yolk sac membrane tissue was widely used to harvest other organisms for study. Picture shows technicians setting up to cultivate, innoclate and harvest egg yolk sacs.

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