54 



FORMULAE FOR SPRAY MIXTURES. 



Paris Green.— Paris green, 1 lb. 



Best grade quick-lime, 2 lbs. ( Prevents burning ) . 

 Water, 160 gallons. 



Preparation. — The Paris green is made into a paste with a little wa- 

 ter. The quick- lime is slacked with sufficient water and strained free 



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