ENEMIES OF PLANTS. 



305 



Care should be taken not to allow the plants 

 to be too long exposed to the strong fumes, 

 or the foliage will be damaged ; hence, it will be 

 necessary to repeat the smoking.* 



Carbon bisulphide is especially adapted for 



use in store- 

 houses, seed- 

 boxes, mu- 

 seum- cases, 

 etc., or as a 

 remedy for 

 underground 

 insects, such 

 as borers and 

 root-lice. 



It is a color- 

 less, mobile, 

 and a very 

 volatileliquid. 

 It is not only very inflammable, but ex- 

 tremely poisonous ; therefore, great caution 

 should be taken in using this insecticide. 

 Under no condition should a lighted lamp, or a 



FIG. IO3 (a). THE BORDEAUX NOZZLE. 



FIG. 103 (/>) HAND SPRAY CONVENIENT SPRAY FOR LOW PLANTS. 



* Thwie is nothing better for fumigating than " Nikoteen Aphis 

 Punk." 



