INDEX 



Page. 

 Ash, prickly. {See Xanthoxijlum clava-hercuUs.) 



Atmospheric humidity as affecting fumigation 12-14 



Banana shrub. (See Magnolia fuscatum.) 



Bay, sweet. (See Magnolia virginiana.) 



Box tents or covers for fumigating small trees in grove 54 



Cactus, prickly pear. (See Opuntia sp.) 



Cape jessamine. (See Gardenia jasminoides. ) 



Chemicals for fumigation, cost 58 



handling, and protection from moisture 25 



proportion of water and acid 25-27 



purity required 25 



Cherry lam'el. (See Primus laurocerasus.) 



Chinaberry. (See Melia azedarach and M. a. umbraculiformis.) 



Chrysom})halus ficns, losses prevented by fimiigation 61 



Citrus, food plants of white fly 10 



insects, history of fumigation 7-8 



trifoliata, food plant of white fly 10 



white fly. {See White fly.) 



Concerted action favoring fumigation 9 



Conditions favoring or necessary to good results in fumigation 9-14 



Control, natm-al, of white fly, versus fumigation 63-65 



Cost of fumigation compared with spra>-ing 62-63 



Cubic contents of tented tree, methods of computation in fumigation 39-40 



Cyanid of potash. {See Potassium cyanid.) 

 Derricks. {See Uprights.) 



Dews as affecting fumigation 12-14 



Diagram of grove as guide in fumigation 23-24. 38 



Dimensions of tented tree, methods of computation 39-40 



Diospyros kaki, food plant of white fly 10 



virginiana, food plant of white fly 10 



Dosage requirements in fumigation against white fly 40-50 



table for fumigation against white fly 66-68 



Economy of treatment by fumigation 59-63 



Equipment for fumigation 14-24. 56-58 



Expense of fumigation 56-58 



Ficus. {See Fig.) 



altissima, food plant of white fly 10 



Fig, reported food plant of white fly 10 



Food plants of white fly 10 



Food plants, other than citrus, of white fly, absence or elimination favoring 



control by fumigation 9-10 



Fumigating tents. {See Tents.) 



69 



