PP 1/269 (1): Comparable climates on a global level


Specific scope

This standard provides guidance to regulatory authorities and applicants in the EPPO region in determining comparability of climatic conditions between geographical areas on a global level, where efficacy evaluation trials on plant protection products are performed. The comparable global climatic areas are linked to the four comparable climatic zones in the EPPO region. Further information about how these zones were defined is provided by Bouma (2005).

Specific approval and amendment

First approved in 2010–09.