New York AGRICULTURAL EXPERIMENT STATION. 206 
TABLE I[V.—PEACH TREES TREATED UNDER FUMIGATORS, 1901. 
Time treated. No. 
Amt. of KCN aoa of 
Date. per 100 cu ft. Min. Max. trees. Results, 
Grams. Ozs. Min. Min. 
Mar.16.. 25 .88 30 50 5 No injury. 
iar. 18... ~ 26 .88 30 90 111 No injury. 
MT SO ae 2c) .88 30 S00 112i» -Nowinijury, 
Mitr 2. se 88 30 60 4 No injury. 
NTA cee oO 88 30 90 151 No injury. 
Mara2y ca, oo .88 80- 90 81 No injury. 
Mar 21... 2 88 30 45 3 No injury. 
Mar. 28.. 25 88 30 30 3 No injury. 
Wor... 20 88 30 90 30 No injury. 
Apr, D.. 25 88 80 90 411 One tree exposed all night; on 
; May 13 has terminals killed 
back 12 to 18 inches. Other 
trees uninjured. 
ADE ps iy 25 88 30 40 9 No injury. 
AIOE ets DS 88 30 45 10 No injury. 
Apr. 12... 26 88 30 75 151 One tree exposed 75 minutes; 
on May 18 starting as if 
injured; May 24 shows a few 
tips of branches’ without 
leaves, Other trees. unin- 
jured. . 
apr As. .1 265 .88 80 30 8 No injury. 
ApridTos: 25 .88 30 30 1 No injury. 
Total number treated with 25 grams 181 
Mar. 25.. 650 1.76 380 90 82 No injury. 
Mar. 27.. 50 UORe ES 30 45 5 No injury. 
Mar. 28.. 50 Pa 30 80 62 No injury. 
Apr. 9.. 50 1.76 30 60 2 One badly infested tree treated 
60 min., on Apr. 28 shows 
buds on infested branches 
dead, and on May 13 no 
injury except on such 
branches. O her tree, treated 
Total number treated with 50 grams 24 30 min., uninjured. 

1 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. 
2Qne tree treated Mar, 25 exposed to gas all night; one tree Mar. 28 exposed 60 minutes, 
another 80 minutes, 
