| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a potent herbicide demonstrating a broad spectrum of weed control. <P>SOLUTION: The herbicide comprises 4-aminopicolinic acids having tri- and tetra-substituted aryl substituents in the 6-position, and their amine and acid derivatives, particularly [1,3,2]-dioxaborinane derivatives, phenyl boronic acid derivatives, and trimethyl stannane derivatives have a wide spectrum of weed controllability against undesirable vegetation in tree crops, grass weed and sedge weed and broadleaf weeds and a superior crop selectivity. <P>COPYRIGHT: (C)2010,JPO&INPIT |
