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