| 摘要 |
<p>New (trifluoromethylphenoxy)-phenylureas of the formula: <IMAGE> (I), wherein R is hydrogen or methyl and N AND M, WHICH MAY BE IDENTICAL OR DIFFERENT, ARE EACH 0, 1, 2, 3 OR 4, BUT ONLY N AND M MAY BE 0 IF THE TRIFLUOROMETHYL GROUP IS IN THE 3-POSITION AND HAVE STRONG HERBICIDAL PROPERTIES.</p> |
