ONE-SPRAY METHOD FOR CODLING MOTH, ETC. 



91 



Table III. — Places of entrance of fruit by total larvae of tin codling moth for each tree of 

 each plat. Fishersville, Va., 1910. 



PLAT I. LIME-SULPHUR DEMONSTRATION. 



PLAT II. ONE-SPRAY METHOD. 



First and second 

 broods: 



Calyx 



Side 



Stem 



Total 



505 



PLAT III. UNSPRAYED. 



Tablk IV 



Efficiency of the demonstration <m<l one-spray treatments ox shown by the 

 percentage of wormy apples . Fisher sville, Va., l.)W. 



Plat No. 



I. Demonstration 



II. One spray 



III. Unsprayed 



Percentage of wormy apples. 



Calyx. 



0.19 



.13 



9.89 



Side. 



0.26 



.54 



2.53 



Stem. 



Total. 



0.12 



.31 



3.07 



0.57 



.98 



15.49 



Total 

 number 



of 

 wormy 

 apples. 



496 



505 



5,019 



Total 

 number 



of 

 apples. 



86, 4H7 

 51,150 

 32,384 



THE PLUM CURCULIO. 



Table V shows the effect of the treatments in the W. F. Gilkeson 

 orchard in controlling the plum curculio on the three plats. Egg 

 and feeding punctures are combined in the table under " Number of 

 punctures." 



■35743°— Bull. 115, pt 2—12—2 



