- dalmatian insect powder
- noun
Usage: usually capitalized D: pyrethrum (sense 2a) derived from a Dalmatian pyrethrum
Useful english dictionary. 2012.
Useful english dictionary. 2012.
Lavoslav Ružička — Infobox Scientist name = Lavoslav Ružička image size = 180px birth date = September 13, 1887 birth place = Vukovar, Austria Hungary nationality = Croatia death date = death date and age|1976|9|26|1887|9|13 death place = Mammern, Switzerland field … Wikipedia
Pyrethrum — refers to several Old World plants of the genus Chrysanthemum (e.g., C. coccineum ) which are cultivated as ornamentals for their showy flower heads. It is also the name of a natural insecticide made from the dried flower heads of C.… … Wikipedia