New York AGRICULTURAL EXPERIMENT STATION. 2715 
TasLeE VII — Continued. 
SERIES I. FIFTEEN PER CT. PETROLEUM; SPECIFIC GRAVITY 0.79. 
Kind of 
Number of treatments. Kreg 
(a) One, December.} Apple.... 
Peach... 
Bhim: . 
(b). Two, Dec., Apr.| Apple.... 

(c) One, April..... Apple.... 
Peach.... 

Peach.... 
elute as. 
Promiess ss 

Date of | 

examination. 
Apr. 10 
Aug. 26 
Mar. 18 
| June 18 
Apr. 10 
June 18 
June 18 
Aug. 26 
June 18 
June 18 
Aug. 26 
Aug. 26 
June 18 
Aug. 26 
June 18 
Aug. 26 





Condition of scales. 
Living specimens found near ends 
of branches on all trees infested 
at time of treatment. 
Jonathans show living scales on 
fruit. 
On twigs from slightly infested 
tree, no living specimens found. 
Living scales found on body of 
one tree. 
Living scales found. 
On trees badly infested at time of 
treatment, living scales were 
found near tips of branches. 
Living scales found near tips of 
twigs. 
Living scales found near tips of 
twigs. 
No living scales found. Slightly 
infested at time of treatment. 
No living scales found. Slightly 
infested at time of treatment. 
Living scales found on one tree. 
Living scales found on all infested 
trees. 
All trees infested prior to treat- 
ment, show living scales in 
exposed places. 
All trees infested prior to treat- 
ment, show living scales in 
exposed places. 
All trees infested at time of 
treatment, show living scales. 
In one case live specimens found 
on body of tree where there was 
still traces of oil. 
A few trees show scales on fruit, 
but not abundant enough to dis- 
figure. 
