Guides and Manuals

Official Grain Grading Guide (OGGG)

Effective August 1, 2006

• List of revisions (PDF)
• Complete version
• By chapter
• Information and notes
• Register for updates
• Contact

The Grain Grading Guide, complete version is a large document. Depending on the speed of your Internet connection it may take a long time to open, print or download (20-30 minutes). We recommend you access the Grain Grading Guide, by chapter, as the files are smaller and will take less time.

Refer to our PDF help page for information on how to view, print and download PDF documents.

Complete version

• Official Grain Grading Guide, (PDF, approximately 2,703 KB)

By chapter

• Chapter 0 -  List of revisions (PDF, 23 KB)
• Chapter 1  - Determining test weight (PDF, 28 KB)
• Chapter 2  - Moisture testing (PDF, 89 KB)
• Chapter 3  - Specifications for sieves (PDF, 17 KB)
• Chapter 4  - Wheat (PDF, 463 KB)
• Chapter 5  - Rye (PDF, 139 KB)
• Chapter 6  - Barley (PDF, 388 KB)
• Chapter 7  - Oats (PDF, 323 KB)
• Chapter 8  - Triticale (PDF, 126 KB)
• Chapter 9  - Mixed grain (PDF, 129 KB)
• Chapter 10 - Canola and rapeseed (PDF, 311 KB)
• Chapter 11 - Flaxseed and solin (PDF, 145 KB)
• Chapter 12 - Domestic mustard seed (PDF, 248 KB)
• Chapter 13 - Buckwheat (PDF, 135 KB)
• Chapter 14 - Sunflower seed (PDF, 101 KB)
• Chapter 15 - Safflower seed (PDF, 91 KB)
• Chapter 16 - Peas (PDF, 115 KB)
• Chapter 17 - Corn (PDF, 110 KB)
• Chapter 18 - Lentils (PDF, 101 KB)
• Chapter 19 - Beans (PDF, 136KB)
• Chapter 20 - Soybeans (PDF, 115 KB)
• Chapter 21 - Fababeans (PDF, 103KB)
• Chapter 22 - Chick peas (PDF, 284 KB)
• Chapter 23 - Screenings (PDF, 70 KB)
• Chapter 24 - Experimental grades of wheat and barley (PDF, 87 KB)
• Chapter 25 - Sample feed grain (PDF, 38 KB)
• Chapter 26 - Standard abbreviations (3PDF, 2 KB)
• Chapter 27 - Glossary (PDF, 302 KB)

Information and notes

• The Guide is used by Canadian Grain Commission (CGC) grain inspectors as a complete reference on the grading of grains, oilseeds and pulses.
• It is reviewed and revised to incorporate changes to grade specifications and tolerance levels recommended by the Western and Eastern grain standards committees and to update definitions and grading procedures.
• For an explanation of grading factors, procedures and technical terms used in the Guide, please consult the glossary.
• The web version of the Official Grain Grading Guide is a document controlled under our ISO provisions.
• The web version will be updated as and when changes are made. Copies printed from the web site are not controlled.
• Users of printed copies should be aware that changes may occur without notification.
• Users of printed copies are encouraged to check the web version on a regular basis to ensure they are working with a current version.
• Unless a grain variety has been registered by the Canadian Food Inspection Agency (CFIA), it is eligible only for the lowest Canada Grain Act grade. For a list of registered varieties and other information related to the registration of plants in Canada, go to the CFIA web site

Adobe PDF format

• Refer to our PDF help page for information on how to view, print and download PDF documents.
• If the documents are not accessible to you, please contact the library, library@grainscanada.gc.ca, (204) 984-6336, 800-303 Main Street, Winnipeg MB R3C 3G8, for alternate formats such as regular print or text file.

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Contact

Norm Woodbeck
Manager, Quality Assurance Standards
Telephone: (204) 983-4412
Fax: (204) 983-7550
Email: nwoodbeck@grainscanada.gc.ca