Pesticides - chemicals against jaws - nematodes

摘要

disclosed are highly effective chemical pesticides against pine nematodes, the hydroxystilbene or their salts, which are manufactured by synthesize of methoxystilbenen from benzylphosphonaten and methoxybenzaldehyden through a wittig - horner reactionimplementation of a demethylation to obtain the hydroxystilbene and, if necessary, the manufacture of salts of the same by a conventional procedure.