2-mercapto-5-pyridyl-1,3,4-oxadiazoles and 1,3,4-thiadiazoles, process for their preparation and their use as nematicidal agents.

摘要

Describes the 2-Mercapto-5-pyridyl-1,3,4-thiadiazoles and 1,3,4 OXODIAZOLES of formula (I) wherein X, R1 and r are as detailed in the description. Compounds of formula (I) have ACCION NEMATICIDE. AGENTS ARE DESCRIBED containing as active ingredient at least one compound of formula (I); ALSO PROCEDURE FOR APPLICATION OF PRODUCT IN LUCHS against nematodes.