COMBATING APPLE SCAB. 



41 



Table VI. — Results on the Sprayed and Dusted Plots in Frost Orchard. 



Table VII. — Results on the Dusted Plots in Stowe and Marshall Orchards. 



Stowe Orchard. 



Marshall Orch.vrd. 



Check, sprayed with lead and nicotine 



only. 

 Sulfur dust 



Copper-lime-arsenate dust . 



96 

 99 

 100 



