Assertion: black walnut's root | /r/CapableOf | produce substance
Facets:
Source sentences:
text: Its roots produce a substance named juglone that is toxic to various plants, inclusive of apple trees, tomato, potato, cabbage, eggplant, blueberry, azalea, rhododendron, lilac, red pine and the like.
text: The roots also produce substances that are toxic to many plant species, especially apples (Malus species), members of the Ericaceae, Potentilla spp and the white pines (certain Pinus spp.).
text: The roots also produce substances that are toxic to many plant species, especially apples (Malus species), members of the Ericaceae, Potentilla spp and the white pines (certain Pinus spp.).