Table III. — Results of Three Years' Apple Spraying Experiments. 



17 



Tkeatmext. 



Per Cent Scabby Fruit • 



1921. Average. 



Liquid lime-sulfur 



Liquid lime-sulfur plus lime ■ . 



Dry lime-sulfur 4-50 



Dry lime-sulfur 4-50 beginning with prepink .... 



Dry lime-sulfur 3-50 



Dry lime-sulfur 3-50 beginning with prepink .... 



Dry lime-sulfur 2-50 . 



Dry lime-sulfur 3-50 plus calcium caseinate spreader . 



Atomic Sulphur 



Bordeaux mixture at pink application followed by dry lime-sulfur 

 4-50 



Bordeaux mixture at pink application followed by liquid lime-sulfur 



Bordeaux mixture for prepink and pink applications followed by 

 liquid lime-sulfur 



Bordeaux mixture through season 



Sulfur dust beginning with prepink application . . . . 

 Sulfur dust beginning with pink application . . . . 

 Sulfur dust plus calcium caseinate beginning with prepink applica- 

 tion . 



Sulfur dust plus calcium caseinate beginning with pink application 



Copper dust for prepink and pink applications followed by sulfur 



dust 



Copper dust for pink application followed by sulfur dust . 

 Copper dust through season 



2.7 

 5.9 



3.8 



17.6 



77.0 



6.6 

 13.6 



8.0 

 0.0 

 4.0 



18.3 

 6.0 



8.6 

 12,0 



6.1 

 10.3 



9.6 

 4.5 



3.8 

 17.6 

 39.6 



' Applications begin with pink unless stated as beginning with prepink. 

 2 Blanks in table indicate that the treatment was not given in that year. 



