| 摘要 |
<p>Pesticides for eradicating soil insects, termites and nematodes, contng. (where Hal is Br or I, X is O or S and R1 and R2 are C1-4 alkyl, or Hal is Cl, X is O or S and one of R1 and R2 is an opt. subst. group contng. a single C-atom and the other of R1 and R2 is alkyl which may be halo-subst.), together with at least one of the following carriers, solvents, diluents, dispersing agents, wetting agents, adhesives and/or fertilizers, and optionally other pesticides (herbicides, nematocides, fungicides, bactericides, insecticides). (I) are highly stable in alkaline solns. so that unlike other organophosphorus pesticides they do not lose their activity soon after application.</p> |
