| 摘要 |
Diphenyl ethers having the formula <IMAGE> WHERE Y and Z are halogen, alkyl, trifluoromethyl, alkoxy, hydroxy, nitro, cyano, carboxy, carbalkoxy, carbamoyl, or alkylthio, and M AND N ARE 0, 1, 2, OR 3, ARE USEFUL IN CONTROLLING UNDESIRABLE SECONDARY GROWTH IN PLANTS, PARTICULARLY SUCKER GROWTH IN TOBACCO. |
