IN SICKNESS AND IN HEALTH 77 



If soap suds are used rinse the plants with 

 clear water afterward. 



If the plants are grown in a conservatory, 

 or a room that can be completely shut off from 

 the rest of the house, fumigating is the easiest 

 and best method of fighting the aphides. 



For this tobacco stems can be used, but the 

 tobacco preparations offered in the stores 

 are easier to handle, according to directions. 



One can now buy sheets of paper which 

 are impregnated with tobacco, and all that 

 is necessary is to distribute enough sheets 

 about the room to give the required density 

 of smoke and set them afire. 



Whatever method is used select a quiet 

 night for it and shut the room tight. By 

 morning all evidences of the smoke will have 

 disappeared. Then syringe the plants to 

 knock off the aphides. Badly infested plants 

 will need fumigating twice a week on suc- 

 cessive nights. 



A SIMPLE FUMIGATOR 



A simple fumigating device may be made 

 from a soap box and three or four paper flour 

 sacks. Turn the box upside down and in 

 the bottom bore a lot of one-inch holes. In 



