“Any species, strain or biotype of plant, animal or pathogenic agent injurious to plants or plant products.”

References

FAO (2009) International standards for phytosanitary measures, ISPMNo. 5 Glossary of phytosanitary terms, FAO, Rome, 24 pp. http://www.fao.org/fileadmin/user_upload/faoterm/PDF/ISPM_05_2016_En_2017-05-25_PostCPM12_InkAm.pdf