114 



INDEX 



SMITHSONIAN INSTITUTION LIBRARIES 



3 9088 01272 2260 



Shade Tree Pests 



Silver Fish 



Slugs 



Snails, Naked or Slugs 

 Spraying Experiments. 



54 



111 

 111 

 68 



Thunderbolt Beetle 

 Tree Protectoi-s . . . 



89 



Wheat Stem Maggot 

 White Grubs 



W 



45 

 49- 



