July, 1914.] 



THE APPLE MAGGOT. 



97 



9. Check to the above. Variety same. Location, Chart 3,. 

 Tree 6. History for prior year the same as sprayed tree. No 

 spray applied. All drops recorded and all remaining apples 

 picked and recorded. Kesults: total drops, 606; total punctures, 

 1,262; proportion free from punctures, 22.6 per cent; total picked, 

 344; total punctures, 455; proportion free from punctures, 32.8 

 per cent. 



10. Variety Porter. Location, Chart 4, Tree 5. Fruit in- 



I 



2 



4 



3 



e* 



9 



7 



)0 



12 



II 



UL 



Chart 4. Location of trees in poison bait spraying. Tree 5, sprayed Por- 

 ter, experiment 10. Tree 12, check sweet, experiment 11. Scale 1 inch = 60 

 feet. 



15. Baldwin. 



16. Natural fruit. 



17. Fall, variety (?). 



18. Fall, variety (?). 



19. Stevens. 



20. Spy. 



fested in 1912 and drops not grathered, but some fruit probably 

 eaten by hogs which had access to space beneath this tree as 

 part of large run. Formula, arsenate of lead 1 ounce, molasses 1 

 quart, water 3 quarts. Seven applications made, July 9, 12, 25, 

 August 6, 14, 23, September 6. Applications were made with 

 a hand pump, 4 quarts of material at each application. All apples 

 picked and recorded. Results: total apples, 349; total punc- 

 tures, 6, 810; proportion free from punctures, per cent. 



