Insects and Sprays 271 



For onion smut, I Ib. of formaldehyde to 16 

 gallons of water. 



For seed bed, i Ib. of formaldehyde to 12^/2 

 gallons of water. 



Paris Green 



Slake % Ib. of quick lime in enough water to 

 answer the purpose; mix J^ Ib. Paris green with a 

 little water until it is of a creamy consistency, and 

 add'to the limewater; add enough water to make 

 50 gallons. 



Ar senate of Lead Paste 



Dissolve 3 Ibs. of arsenate of lead paste in 50 

 gallons of water. 



Arsenate of Lead Powder 



Mix \]/2 Ibs. of arsenate of lead powder with 

 enough water to make a creamy consistency and 

 add enough water to make 50 gallons. 



Hellebore 



Steep 2 oz. of hellebore in a pint of water and 

 gradually add more water until it amounts to 3 

 gallons. 



