Sd735 



By the Same Author 



INSECTS ATnTD IKTSECTICIDKS 



A Practical Manual Concerning Noxious Insects and the 

 Methods of Preventing their Injuries. Profusely Illus- 

 trated, 280 pages, handsomely hound in cloth with em- 

 bossed cover. Price, §1. 25. 



SPRAYING CROPS 



Why, "When and How. Illustrated. Second (Revised) Edi- 

 tion. Seventh Thousand. 130 pages. Price, 2.5 cents. 



Copyright, 1894, by ORA^•GE JUDD COMPAKY 



