| 摘要 |
<p>A pyrazole derivative represented by general formula (I) or a salt thereof, each having a high selectivity for corn, wheat and barley and capable of controlling gramineous and broad-leaved weeds in each of foliage and soil treatments even at a low dose. In formula (I), R1 represents C¿1?-C6 alkyl; R?2, X1 and X2¿ represent each independently C¿1?-C4 alkyl; R?3¿ represents hydrogen or C¿1?-C4 alkyl; m represents an integer of 0 or 1; and n represents an integer of 0, 1 or 2.</p> |
