7Z FUMIGATION FOR THE CITRUS WHITE FLY. 
Page. 
Scale, black, control by fumigation 7 
"brown." See Lepidosaphes beckii.) 
c<»tt<»ny cushion. See Icerya purch 
Florida red. (See Chrysomphalus fonts.) 
•• hard." (See Lepidosaphes becJ:ii. I 
insects, losses prevented by fumigation 60-02 
"oyster-shell." (See Lepidosaphes bechii. i 
purple. (See also Lepidosaphes beckii. > 
control by fumigation 7 
red, contr< >1 1 >y fumigation 7 
Season of year favoring fumigation 10-11 
Shedding of foliage in fumigation 52-53 
Shrinkage of tents 17-18,32 
Spraying, cost compared with fumigation 62- 63 
Sulphuric acid for fumigation, cost 58 
handling, and protection from moisture 25 
purity required 25 
Sweet bay. (See Magnolia virginiana.) 
Syringa sp. (See Lilac.) 
Table of dosage for fumigation 66-68 
Tangerine fruit as affected by fumigation 54 
trees as affected by fumigation 52 
Tannin, use in mildew-proofing fumigating tents 19-20 
Tents, bell, construction 15 
dosage requirements 49-50 
method of handling 29 
box, construction 15 
dosage requirements 54 
care 19-20 
construction 15-19 
cost 56-57 
hoop. (See Tents, bell.) 
marking for estimating dosage 31-35 
mildew-proofing, oiling, and painting 19-20 
sheet, dosage requirements 40-49 
method of handling 27-29 
shrinkage 1 7-18, 32 
styles 14-15 
Time required in fumigation of grove 38-39 
Tray, commissary, for fumigation 22 
Trees as affected by fumigation 51-54 
measurements in fumigation 30-35 
regularity of setting favorable for fumigation 14 
size when tented, methods of computation 39-40 
sizes most favorable for fumigation 14 
small, in grove, fumigation against white fly 54 
nursery, fumigation against white fly 54 
Uprights for handling fumigating tents 20-21 
Viburnum nudum, food plant of white fly 10 
White fly, appearance of larva? and pupae when destroyed by fumigation 50-51 
citrus. (See While fly. 
control by fumigation, history 7-8 
food plants 10 
