Circular 23 - Reference Index 
53 
Spray emulsions 
definition; prepara- 
tion 21-5. 
Sprayers (or spraying 
equipment ) 
accessories. . .20-23. 
care 20-4. 
hose 20-24 • 
nozzles 20-26. 
requirements. . .20-5. 
rod extensions 
20-29. 
selection 20-5. 
shut-off 20-29. 
types 
atomizer 20-6. 
barrel pump 20-16. 
bucket pump 20-14. 
compressed air 
20-11. 
knapsack .... 20-13 . 
motorcycle. .20-23. 
power 20-18. 
use around army 
camps 20-5. 
vaporizer. . . .20-9. 
Spray hose 20-24. 
Spraying* 
clothing against 
ticks 12-12. 
vegetation to con- 
trol ticks. . .12-18. 
Spray nozzles. . .20-26. 
Spray rod extensions 
20-29. 
Sprays 
definition 21-4. 
for control of 
adult mosquitoes 
7-22. 
ants 15-6. 
bedbugs 10-5. 
black widow spiders 
15-24. 
centipedes. . .15-30. 
chicken mite 19-13. 
clover mite.. 15-21. 
cockroaches. .11-10. 
eye gnats 8-24. 
feather mite 19-14. 
fleas 13-6,7. 
horn flies. . .19-11. 
houseflies. . . .8-14. 
house spiders 
15-25. 
millipedes. . .15-31. 
scorpions. . . .15-28. 
social bees and 
wasps 15-14. 
solitary wasps 
15-12. 
stableflies 
8-32; 17-9. 
tropical rat mite 
15-19. 
venomous cater- 
pillars 15-16. 
mosquito larvicides 
7-18,19. 
application! illus. ) 
7-18. 
repellent 
adult mosquitoes 
7-22. 
eye gnats 8-24. 
Spray shut-offs 
illustrations. .20-30. 
types 20-31 • 
uses 20-30. 
