Detennination of the Pyrethrin Content of the Chry- santhemum cinerariaefolium (Ccmpositae) Cultivated in the Central Anatolia

Chrysanthemum cinerariaefolium seeds from Kenya were cultivated in the Central Anatolia. The pyrethrins were extracted by chloroform from the flower heads of the se- cond and third years products. The insectiside contents were determined by gas chroma- tography

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  • Communications Faculty of Sciences University of Ankara Series B Chemistry and Chemical Engineering