| abstract |
This invention relates to use of compounds of the formulan wherein R represents a C 2 - 5 alkyl, C 2-5 alkenyl or C 2 - 5 alkynyl group, and X represents a hydrogen atom, a C 2-8 alkylcarbonyl, carbamoyl, benzoyl, chloromethylcarbonyl or methoxycarbonyl group, or -P0 3 H 2 , and agriculturally acceptable salts thereof in promoting the growth of plants. |