phytotoxicity
/ˌfaɪtoʊtɑkˈsɪsəti/
noun
- The quality of being poisonous or harmful to plants.
- High levels of salt in the soil can cause phytotoxicity in young seedlings.
- The herbicide showed phytotoxicity, damaging the leaves of the treated plants.
- Farmers must check the phytotoxicity of a pesticide before spraying it on crops.