| 摘要 |
<p>A device which is intended to be attached to an animal to control ectoparasite infections on the animal comprises a matrix of polymeric material having dispersed therein the pesticide, amitraz. Other pesticides may also be present eg carbamates, organo phosphates and pyrethroids. The device may be a collar, leg- or tail-band, or ear-tag. The matrix of polymeric material may contain a minor proportion of a polymeric material which is soluble in water.</p> |
