allelopathy
/ˌælɪˈlɒpəθi/
noun
- The process by which one plant releases chemicals that affect the growth or development of other plants nearby.
- The phenomenon of allelopathy was first described in ancient texts about walnut trees.
- Allelopathy is a natural way some plants defend their territory from competitors.
- Farmers study allelopathy to improve crop yields without using chemical herbicides.