July, 1914.] 



THE APPLE MAGGOT. 



m 



July 11, 22, 26, August 5. The fruit was picked August 8, and all 

 apples recorded. Results: total apples, 160; total punctures, 

 872; proportions free from punctures, 3.7 per cent. 



13. Variety, August Sweet. Location, Chart 5, Tree 17. The 

 history of fruiting for 1912 was the same as that of the preceding. 

 Four applications of spray made. Formula used, manner and 

 dates of application, and amount of material employed identical 

 with the preceding. Apples picked August 8. Results: total 



2 3 



6 



Chart 6. Location of trees in poison bait spraying. Tree 1, wfirayed 

 Fameuse, experiment 15. Tree 9, sprayed Porter, experimriit Hi. Tr.-e 2, 

 sprayed Porter, experiment 17. "Tree S, check Porter, experiment 18. Scale 

 1 inch = 60 feet. 



apples, 332; total punctures, 1,304; proportion free from punc- 

 tures, 11.7 per cent. 



14. Check to the above. Variety, August Sweet. Location, 

 Chart 5, Tree 16. History for 1912 same as the preceding two. 

 No spray applied. Apples picked and recorded August 8. Total 

 apples, 169; total punctures, 1,732; proportion free from punc- 

 tures, 3.5 per cent. 



15. Variety, Fameuse. Location, Chart 6, Tree 1. In 1912 

 tree bore well, apples badly infested. Drops rotted on the ground. 

 Formula used, arsenate of lead 1 ounce, molasses 1 quart, water 

 3 quarts. Seven applications made, July 11, 22, 26, August 5, 23,. 



