... quality control for the cultivation and collection of medicinal plantsas the raw materials for herbal medicines may be more demanding than that for foodproduction; possibly for this reason, only ... instruction on all issues relevant to the protectionof the environment, conservation of medicinal plant species, and proper agriculturalstewardship. For further information, see section 4.7.Good ... othernational, regional and/or international guidelines should be consulted.1.3 StructureThe guidelines are divided into five sections: section 1 provides a general introduction,sections 2 and 3...