ONE-SPRAY METHOD FOR CODLING MOTH, ETC. 



129 



Table VIII. — Effect of treatments on the three principal fruit insects and total percentage 

 of sound fruit. Siloam Springs, Ark., 1909 — Continued. 



PLAT III. ONE-SPRAY— Continued. 





Tree 

 9. 



Tree 

 10. 



Tree 

 11. 



Tree 

 12. 



Tree 

 13. 



Total 

 for 

 plat. 



Per cent 

 free from 

 injury. 



Total 



per cent 



free 



from 

 injury. 





727 



234 



9 



786 



1,434 



2,220 











5,280 

 2,645 

 203 

 7,416 

 19,118 

 26,534 



79.48 

 90.03 

 99.24 

















Injured by lesser apple worm 



































72.05 































PLAT IV. DEMONSTRATION. 



Tree 1. 



Tree 2. 



Tree 3. 



Tree 4. 



Tree 5. 



Tree 6. 



Tree 7. 



746 



301 



437 



74 



266 



200 



498 



36 



41 



93 



16 



22 



23 



57 



6 



1 



6 



1 







2 



3 



826 



332 



509 



90 



287 



222 



545 



2,710 



1,558 



4,567 



1.575 



2,858 



1,443 



1,951 



3.536 



1,890 



5,076 



1,665 



3,145 



1,665 



2,496 



Tree 8. 



Injured by plum curculio 



Injured by codling moth 



Injured by lesser apple worm 



Number inj ured apples 



Number uninjured apples 



Total number apples 



467 



57 







518 



2,654 



3, 172 





Tree 

 9. 



Tree 

 10. 



Tree 

 11. 



Tree 

 12. 



Tree 

 13. 



Total 



for 



plat. 



Per cent 

 free from 

 injury. 



Total 



per cent 



free 



from 



injury. 





1,656 

 154 

 14 

 1,761 

 3,030 

 4,791 



140 



67 



6 



207 



1,750 

 1,957 



769 



41 



3 



806 



2,252 



3,058 







5,554 



607 



42 



6,103 



82.88 

 98.12 

 99.87 





Injured by codling moth 









Injured by lesser apple worm 



Number injured apples 





















26, 348 

 32, 451 





81.19 



Total number apples 





















PLAT V. UNSPRAYED. 



Tree 1. 



Tree 2. 



Tree 3. 



Tree 4. 



Tree 5. 



Tree 6. 



Tree 7. 



2,130 



1,595 



948 



1,522 



999 



2,299 



2,724 



795 



679 



217 



716 



450 



823 



697 



213 



140 



52 



222 



89 



224 



309 



2,250 



1,605 



959 



1,528 



1,072 



2,355 



2,740 



310 



. 78 



36 



10 



134 



146 



81 



2,560 



1,683 



995 



1,538 



1,206 



2,501 



2,821 



Tree 8. 



Injured by plum curculio 



Injured by codling moth 



Injured by lesser apple worm 



Number injured apples 



Number uninjured apples 



Total number apples 



1,070 

 287 



91 

 1,076 



80 

 1,156 



Injured by plum curculio 



Injured by codling moth 



Injured by lesser apple worm 



Number inj ured apples 



Number uninjured apples 



Total number apples 



Tree 



1,936 

 652 

 120 



1,987 

 336 



2,323 



Tree 

 10. 



2,117 

 859 

 218 



2,148 

 110 



2,258 



Tree 

 11. 



1,605 

 709 

 139 



1,631 

 88 



1,719 



Tree 

 12. 



1,517 

 592 

 174 



1,556 

 52 



1,608 



Tree 

 13. 



1,750 

 644 

 77 



1,824 

 236 



2,060 



Total 



for 



plat. 



22,212 

 8,120 

 2,068 



22, 731 

 1,697 



24, 428 



Per cent 

 free from 

 injury. 



8.85 

 66.75 

 91.50 



Total 



per cent 



free 



from 



injury. 



6.94 



