Ciba-geigy Corporation

Walter Hausermann

Verena Laanio

Marcus Von Orelli

Max Maurer

Thomas Friedel

The invention relates to the use of N-3-(5-trifluoromethylpyridyl-2-oxy)phenyl-N'-benzoylureas of formula I ##STR1## wherein R.sub.1 is hydrogen, C.sub.1 -C.sub.2 alkoxy, C.sub.1 -C.sub.2 alkylthio, C.sub.1 -C.sub.2 alkyl or halogen,

N-3-(5-trifluoromethylpyridyl-2-oxy)phenyl-N'-benzoylureas for

The invention relates to insecticidal and acaricidal compositions which contain a synergistic combination of the compounds 2,4-Diamino-6-cyclopropylamino-s-triazine and (RS)-.alpha.-cyano-3-phenoxybenzyl(1RS)-cis,trans-3-(2,2-dichlorovinyl)-2, 2-dimethylcyclopropanecarboxylate.

Synergistic pesticidal compositions comprising

The invention relates to an insecticidal and acaricidal composition which contains a combination of a compound of the formula I ##STR1## in which R is a cyclopropyl or an isopropyl group, and one of the following components: .alpha.-cyano-3-phenoxybenzyl 3-(1,2-dibromo-2,2-dichloroethyl) 2,2-dimethylcyclopropanecarboxylate, 3-phenoxybenzyl(1RS)-cis,trans-3-(2,2-dichlorovinyl)-2,2-dimethylcycloprop anecarboxylate, 1H-indene-1-spiro-1'-[2,2-dimethyl-3-({.alpha.-cyano-3-phenoxybenzyl}-oxy) carbonyl cyclopropane], (RS)-.alpha.-cyano-3-phenoxybenzyl (RS)-2-(4-chlorophenyl)-3-methylbutyrate, and (RS)-.alpha.-cyano-3-phenoxybenzyl (1RS)-cis,trans-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate.

Synergistic pesticidal compositions comprising fenvalerate and

The invention relates to an insecticidal and acaricidal composition which contains a combination of a compound of the formula I ##STR1## in which R is a cyclopropyl or an isopropyl group, and N-(2-methyl-4-chlorophenyl)-N',N'-dimethylthiourea.

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Ollon, Switzerland

Walter Hausermann