除虫菊是一种多年生菊科植物，其花、茎、叶中含有大量的杀虫成分——除虫菊酯。除虫菊酯用途很广，广泛用于高效、低毒、广谱、速效、无残留的除虫菊酯类农药、蚊香、进蚊油、灭虱粉等产品的制作，市场需求量大。除虫菊适应性强，对土壤要求不严，栽培技术简单，发芽率高，在 Pyrethrum is a perennial Compositae, its flowers, stems, leaves contain a large number of insecticidal ingredients - pyrethrins. Pyrethrins are widely used, widely used in the production of pyrethroid pesticides, mosquito coils, mosquito coils, mosquito-repellent oil and tick-removing powder with high efficiency, low toxicity, broad spectrum, quick effect and no residue. Pyrethrum adaptability, the strict requirements of the soil, cultivation techniques are simple, high germination rate, at