Any plant, animal or pathogen that is damaging or potentially damaging to plants or plant products, or may cause economic loss or harm to the environment.
(Any plant, animal or pathogen; is; damaging or potentially damaging to plants or plant products) (Any plant, animal or pathogen that is damaging or potentially damaging to plants or plant products; may cause; economic loss or harm)
Any plant, animal or pathogen Any plant, animal or pathogen that is damaging or potentially damaging to plants or plant products
is may cause
damaging or potentially damaging to plants or plant products
economic loss or harm