| 释义 |
brown root rot brown root rot[¦brau̇n ′rüt ‚rät] (plant pathology) A fungus disease of plants of the pea, cucumber, and potato families caused by Thielavia basicola and characterized by blackish discoloration and decay of the roots and stem base. A disease of tobacco and other plants comparable to the fungus disease but believed to be caused by nematodes. |