New York Agricultural Experiment Station. 



297 



Table IV. — Peach Trees Treated Under Fumigators, 1901. 



Apr. 13. . 25 .88 SO SO 8 



Apr. 17. . 25 .88 30 30 1 



Total number treated with 25 gi-ams 181 



Mar. 25.. 50 1.76 30 90 82 



Mar. 27.. 50 1.76 30 45 5 



Mar. 28. . 50 1.76 30 80 62 



Apr. 9.. 50 1.76 30 60 2 



Total number treated with 50 grams 21 



Results. 



No Injury. 



No injury. 



No injury. 



No injury. 



No injury. 



No injury. 



No injury. 



No injury. 



No injury. 



One tree exposed all night; on 

 May 13 has terminals killed 

 back 12 to 18 inches. Other 

 ■trees uninjured. 



No injury. 



No injury. 



One tree exposed 75 minutes; 

 on May 13 starting as if 

 injured; May 24 shows a few 

 tips of branches without 

 leaves. Other trees unin- 

 jured. 



No injury. 



No injury. 



No injury. 



No injury. 



No injury. 



One badly Infested tree treated 

 60 min., on Apr. 28 shows 

 buds on infested branches 

 dead, {Mid on May 13 no 

 injury except on such 

 branches. O . h' r tree, treated 

 30 min., uninjured. 



^ One tree treated Mar. 18, one Mar. 19, two Mar. 23, one Mar. 25 and one Apr. 5 exposed to 

 gas all night; one Apr. 12 exposed 75 minutes. 



^ One tree treated Mar. 23 exposed to gas aU uight; one tree Mar. 28 exposed 60 minutes, 

 another 80 minutes. 



