The amendments consist of:

Introduction of guidance on the evalution of primary roots of grasses into Section 12: Seedling Type D- Seedling Group A A-1-2-3-1 (Lolium)

Revision of Section 4: Laboratory Conditions for Seedling Evaluation to add the new substrate definitions, i.e. growing media and organic growing media, and the germination parameters

Addition of an Appendix 5 including illustrative Standard Operating Procedures to reflect quality assurance requirements, i.e. Growing Media Specification Checks on Water Retention; Conductivity; pH; and Innocuity; and   Temperature Measurement and Control of Temperature