| 摘要 |
<p>Thiophosphorylguanidines as herein after defined in the tautomeric formulae Ia and Ib, or (Ia) (Ib) and if R3 represents hydrogen, in a third tautomeric formula Ic, (Ic) are effective for combating pests, such as insects, Acarina, microorganisms, and preferably phytopathogenic nematodes. The new compounds act systemically.</p> |
