I 6 



Fig. I : showing the degree of settHng in properly and improperly 

 made Bordeaux Mixture. 



(i). Bordeaux Mixture properly made by mixing diluted lime 

 and copper sulfate together in a separate vessel 24 hours after the 

 copper and lime have been prepared. 



(2). Mixture made by combining freshly made copper sulfate 

 and lime solutions. 



(3). Dissolved copper solution poured into lime water while warm. 



(4.) Freshly prepared lime water poured into the copper solution 

 while warm. 



(i) and (2) photographed 3.V hours after mixture was placed in 

 cylinders and shaken. 



(3) and (4) photographed 15 minutes after being placed in cylin- 

 ders and skaken. 



