Apple tree for flower thinning agent

摘要

The present invention relates to a flower preserving agent for apples. The purifying agent of the present invention contains 3 - [2-methyl-4-chlorophenoxybutyric acid or its ester and 2-chloroethylphosphonic acid (ethephon). According to the present invention, excellent flower picking effect is shown even in the case of flowering under low temperature conditions.