申请人:The Dow Chemical Company
公开号:US04979978A1
公开(公告)日:1990-12-25
12H-Dibenzo[d,g][1,3]dioxocin-6-carboxylic acids having at least one selected substituent in the 1-, 3-, 4-, 8-, 9-, or 11-position, such as 4-chloro-12H-dibenzo[d,g][1,3]dioxocin-6-carboxylic acid, and their agriculturally acceptable salts, esters, and amides, are useful for the control of undesirable vegetation.
至少在1-、3-、4-、8-、9-或11-位置具有至少一种选择的取代基的12H-二苯并[d,g][1,3]二噁英-6-羧酸,例如4-氯-12H-二苯并[d,g][1,3]二噁英-6-羧酸,及其农业上可接受的盐、酯和酰胺,可用于控制不良植被。