Buckwheat: Determining the size of buckwheat

  1. Using a Boerner-type divider, divide a representative portion of approximately 250 g from the cleaned sample.
  2. Set up the Carter dockage tester as follows.
    Set up the Carter dockage tester
    Feed control #6
    Air control Off
    Riddle None
    Top sieve number 8 slotted
    Centre sieve Blank tray
    Bottom sieve None
    Sieve cleaner control Off
  3. Turn on the Carter dockage tester.
  4. Pour the portion into the hopper.
  5. Turn off the Carter dockage tester.
  6. Determine the percentage by weight of the kernels passing through the number 8 slotted sieve.
    If the percentage of kernels passing through the number 8 slotted sieve is: Then the buckwheat is:
    20.0 or less Large
    More than 20.0 Small
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