The adulteration of insect powder with powdered daisy flowers (Chrysanthemum leucanthemum L.) View on Open Library

The adulteration of insect powder with powdered daisy flowers (Chrysanthemum leucanthemum L.)

by R. C. Roark

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First published: 1919 1 language
Subjects
Pyrethrum (Insecticide) Insecticides Daisies

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