120 



DECIDUOUS FRUIT INSECTS AND INSECTICIDES. 



Table II. — Sound and wormy apples from one-spray, demonstration, and unsprayed 

 plats. Siloam Springs, Ark., 1909 — Continued. 



PLAT III. ONE SPRAY (VERMOREL NOZZLES). 



Condition of fruit. 



Tree 1. 



Tree 2. 



Tree 3. 



Tree 4. 



Tree 5. 



Tree 6. 



Tree 7. 



Tree 8. 



Wormy 



397 

 4,352 



298 

 3,187 



286 

 2,458 



431 

 2,221 



321 

 1,920 



247 

 3,323 



231 

 2,650 



200 



Sound 



1,792 







Total 



4,749 

 91.65 



3.485 

 91.45 



2,744 

 89.58 



2,652 

 83.79 



2,241 

 85.73 



3,570 

 93.09 



2.881 

 91.99 



1,992 



Per cent sound 



89.96 







Condition of fruit. 



Tree 9. 



Tree 10. 



Tree 11. 



Tree 12. 



Tree 13. 



Total for 

 plat. 



Total 

 per cent 

 sound. 



Wormy 



234 

 1,986 











2,645 

 23,889 





Sound 

























Total 



2,220 

 89.46 











26,534 





Per cent sound 











90.03 

















PLAT IV. DEMONSTRATION. 



Condition of fruit. 



Tree 1. 



Tree 2. 



Tree 3. 



Tree 4. 



Tree 5. 



Tree 6. 



Tree 7. 



Tree 8. 



Wormy 



36 

 3,500 



41 

 1,849 



93 

 4,983 



16 

 1,649 



22 

 3,123 



23 

 1,642 



-57 

 2,439 



57 



Sound 



3,115 







Total 



3,536 

 98.99 



1.890 

 97.83 



5,076 

 98.17 



1,665 

 99.04 



3,145 

 99.31 



1,665 

 98.62 



2,496 

 97.72 



3,172 





98.21 







Condition of fruit. 



Tree 9. 



Tree 10. 



Tree 11. 



Tree 12. 



Tree 13. 



Total for 

 plat. 



Total 

 per cent 

 sound. 





154 

 4,637 



67 

 1,890 



41 

 3,017 







607 

 31,844 





















Total 



4,791 

 96.79 



1.957 

 96.58 



3,058 

 98.66 







32,451 











98.12 













PLAT V. UNSPRAYED. 



Condition of fruit. 



Tree 1. 



Tree 2. 



Tree 3. 



Tree 4. 



Tree 5. 



Tree 6. 



Tree 7. 



Tree 8. 



Wormy 



795 

 1,765 



679 

 1,004 



217 



778 



716 

 822 



450 

 756 



823 

 1,678 



697 



287 



Sound 



2. 124 869 







Total 



2,560 

 68.95 



1,683 

 59.66 



995 

 78.20 



1,538 

 53.45 



1,206 

 62.68 



2.501 

 67.10 



2.821 1.156 



Per cent sound 



75.30 75.18 







Condition of fruit. 



Tree 9. 



Tree 10. 



Tree 11. 



Tree 12. 



Tree 13. 



Total for 

 plat. 



Total 

 per cent 

 sound. 





652 

 1,671 



2.323 

 71.94 



859 

 1,399 



709 

 1,010 



592 

 1,016 



644 

 1,416 



8,120 

 16,308 













Total. . 



2,258 

 61.18 



1,719 

 58.76 



1,608 

 63.19 



2,060 

 68.74 



24,428 







66.74 



















Plat I, which received the one- spray treatment, shows an average 

 of 92.76 per cent of fruit free from the codling moth, the percentages 

 for individual trees ranging from 87.65 to 96.95. The total number 



