POULTRY DISEASES AND THEIR TREATMENT 



FIG. 14. THREE LICE 



THAT COMMONLY 



AFFECT FOWLS 



(From Salmon.) 



a, Lipeurus variabilis. 



b, Menopon pallidum. 



c, Goniodes dissimilis. 



fowl ; neglect to dust fowls 

 regularly to keep down lice, 

 and to clean out fowl houses 

 and change the straw of nest 

 boxes. At the season that 

 lice are likely to be most 

 prevalent the poultryman 

 should take precautionary 

 measures. 



Description of lice. Lice 

 are small insects ranging in 

 size from 1-25 to 1-8 of an 

 inch. They breed rapidly, 

 laying their eggs on the 

 feathers. They are not 

 blood-sucking insects, but 

 cause much irritation to the 

 birds they infest. 



Several species are found 

 on fowls. Fig. 14 shows three 

 of the common species. 



Treatment. Dust fowls 

 with fresh insect powder 

 (pyrethrum). Smear sul- 

 phur ointment on head and 

 68 



