22 



SPRAYING CROPS 



to crack and crumble and the water to disappear add 

 another quart or more, exercising care that the hme 

 at no time gets too dry. Toward the last considerable 

 water will be required, but if added carefully and 

 slowly a perfectly smooth paste will be obtained, pro- 

 vided, of course, the lime is of good quality. \Mien 

 the lime is slaked add sufficient water to the paste 



Improperly and Properly Hade Bordeaux xlixture 



After standing one hour. The properly made mixture has just begun to settle 



to bring the whole up to 25 gallons. \Mien the copper 

 sulphate is entirely dissolved and the lime is cool, pour 

 the lime milk and copper sulphate solution slowh 

 together into a barrel holding 50 gallons. The milk 

 of lime should be thoroughly stirred before pouring. 

 The method described insures good mixing, but to 

 complete this work the barrel of liquid should receive 

 a final stirring, for at least three minutes, with a broad 

 wooden paddle. The copper sulphate solution should 



