Certain esters of 1-hydroxy-cyclobutene-3,4-dione and mono- and diesters of square acid have been found to be useful in the regulation of plant growth, especially as post-emergent herbicides, as plant growth inhibitors and desiccants. New esters of this type and their manufacture are also described.
1-羟基
环丁烯-3,4-二酮的某些
酯类和
方酸的单酯和二酯已被发现在植物生长调节中有用,特别是作为后出苗
除草剂,植物生长
抑制剂和脱
水剂。本文还描述了这种类型的新
酯类及其制造方法。