v/-fy /MMtia, tfnrfcwuww wwj^ 



GAS TREATMENT FOR SCALE 



INSECTS. 



TREATING OF THE OPERATIONS OF THE HORTICULTURAL BOARD'S FUMI- 

 GATING OUTFIT, THE APPLICABILITY OF THE FUMIGATION PROCESS IN 

 CAPE COLONY, AND EMBODYING A FULL DESCRIPTION OF THE EQUIP- 

 MENT NECESSARY FOR FUMIGATION WITH HYDROCYANIC ACID GAS. 



Report to the Horticultural Board by the 

 Government Entomologist. 



JUNE, 1897. 



PRINTED FOR THE BOARD OF HORTICULTURE 



BY 



TOWNSHEND" TAYLOR & SNASHALL, CAPE TOWN. 



