NAPHTHOQUINONE DERIVATIVES AND EXTRACT OF VEGETAL MATERIAL FROM SPECIES OF CALCEOLARIA AS A PESTICIDE, PESTICIDE COMPOSITIONS AND NAPHTHOQUINONE DERIVATIVES

摘要

The use of naphthoquinone derivatives of general formula (I) in which R represents a hydrogen atom, an ethanoyloxy group or a hydroxy group, or a salt thereof, as a pesticide is described. For example as fungicides, especially insecticides and acaricides. An extract of plants of the genus Calceolaria and its use as a pesticide are also described