5* 
Circular 23 - Reference Index 
Spreaders 
use in insecticidal 
sprays 21-5. 
Stable flies ( Stomoxys 
calcitrans Fabr. ) 
adult (illus. ) 8-31, 
17-4,6. 
annoyance to man and 
animals 17-2; 19-9. 
biting and egg-laying 
habits 17-5. 
breeding places 
8-31; 17-2. 
control 17-7. 
borax 17-8; 21-10. 
pyrethrum-oil 
sDrays 
.....17-9; 21-66. 
traps 17-10. 
description of 
stages 17-3. 
disease transmitters 
3-24; 17-2,19-9. 
distribution. . .17-2. 
flight 17-6. 
hibernation. . . .17-6. 
larva or maggot 
17-3,4, (illus. )17-4. 
life cycle 17-3. 
location of eggs 
17-3. 
other names. .. .8-31. 
prevention of breed- 
ing 3-31; 17-7. 
pupa 
17-4, (illus. )17-5. 
references 
17-12; 19-24. 
treatment of infested 
material 17-8. 
Sta-Way 
cost; manufacturers 
and distributors 
21-73. 
proprietary mosquito 
repellent 
7-23; 21-73. 
Steam 
use to control 
11C6 < . . . . . . . . . y ~* 1. J * 
meat and cheese 
mites $-8. 
Sarcoptes scabiei 
15-22. 
use in heating chem- 
icals 6-8. 
Stomach poisons 
uses; action. .. .21-3. 
Stomoxys calcitrans 
Fabr. (see Stable fl ie s ) 
Storage 
use to control lice 
9-15. 
Straw itch 
cause 15-20. 
Straw mlte( Pediculoides 
ventricosus (Newp.)) 
control. 15-20. 
dermatitis 15-20. 
other names. .. .15-20. 
references 15-22. 
Sucking horse louse 
( Haematopinus asini (L.)) 
control. 19-4. 
description; life 
history 19-3. 
illustration. . . .19-4. 
injury 19-4. 
Sucking lice 
description; habits 
19-2. 
