REPORT OP COMMITTEE ON PUBLICATION 229 



Arsenate of lead, 4 pounds; copper sulphate, 3 pounds; lime, 4 pounds; 

 water, 50 gallons. 



Counted September 10-11, 1913. Number of bunches, 31; sound berries, 

 546; wormy berries, 271; per cent wormy, 33.1. 



Pot 3 Concords. 



Power sprayer, 135 gallons per acre. 



Sprayed June 9-12, 1913. 



Arsenate of lead, 4 pounds; copper sulphate, 4 pounds; lime, 4 pounds; 

 hard soap, 1 pound; water, 50 gallons. 



Sprayed June 24-27, 145 gallons per acre. Same spray. 



Sprayed July 14-18, 180 gallons per acre. 



Arsenate of lead, 6 pounds; copper sulphate, 4 pounds; lime, 4 pounds; 

 hard soap, 1 pound; water, 50 gallons. 



Counted September 10-11, 1913. Number of bunches, 34; sound berries, 

 858; wormy berries, 207; per cent wormy, 19.4. 



Plot 3 Delawares. 



Number of bunches, 28; sound berries, 1,041; wormy berries, 229; per 

 cent wormy, 18. 



Plot 4 Concords. 



Power sprayer, 135 gallons per acre. 

 Sprayed June 9-12, 1913. 



Arsenate of lead, 3 pounds; soap (hard), 1 pound, water, 50 gallons. 

 Sprayed June 24-27, 145 gallons per acre. Same as first spraying. 

 Sprayed July 14-18, 180 gallons per acre. 



Arsenate of lead, 4 pounds; hard soap, 1 pound; water, 50 gallons. 

 Counted September 10-11, 1913. Number of bunches, 32; sound berries, 

 499; wormy berries, 421; per cent wormy, 45.7. 



Plot 5 Concords. 



Power sprayer, field spars; 135 gallons per acre. 



Sprayed June 9-12, 1913. Arsenate of lead, 3 pounds; copper sulphate, 3 

 pounds; lime, 4 pounds; flour in paste form, 4 pounds; water, 50 gallons. 



Sprayed June 24-27, 145 gallons per acre. Same spray as first. 



Sprayed July 14-18, 180 gallons per acre. Same spray as first and second. 



Counted September 10-11, 1913. Number of bunches, 33; sound berries, 

 684; wormy berries, 246; per cent wormy, 26.4. 



Plot 6 Concords. 



Power sprayer; 135 gallons per acre, using fixed spars. 



Sprayed June 9-12, 1913. Arsenate of lead, 3 pounds; copper sulphate, 3 

 pounds; lime, 4 pounds; hard soap, 1 pound, water, 50 gallons. 



Sprayed June 24-27; 145 gallons per acre, using fixed spars. Same spray 

 as first. 



