Chlorpyrifos for control of the short nosed cattle louse, Haematopinus eurysternus (Nitzsch) (Anoplura, Haematopinidae) during winter

Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith