| 504 / | HD | PLANT PROTECTING AND REGULATING COMPOSITIONS |
| 116 | DF | PLANT GROWTH REGULATING COMPOSITIONS (E.G., HERBICIDES, ETC.) {9} |
| 189 | DF | .~ Organic active compound containing {19} |
| 326 | DF | .~.~ Containing nitrogen, other than as nitro or nitroso, attached directly or indirectly to carbon by nonionic bonding {7} |
| 334 | DF | .~.~.~ Carboxamides or thiocarboxamides (i.e., R-(C=X)NH2, wherein X is oxygen or sulfur, R is carbon or hydrogen, and substitution may be made for hydrogen only) {3} |
| 335 | | .~.~.~.~ Plural R-C(=X)NH2 groups containing |