New YorK AGRICULTURAL EXPERIMENT STATION. 409 
with a smaller total yield than that of the corresponding trees. 
not sprayed in bloom? 
EXPHRIMENTS AT BARKER, 
In the orchard of Mr. F. D. Gardner, Barker, N. Y., several 
varieties were sprayed in bloom. These trees have been planted 
27 years and are from 15 ft. to 20 ft. high. They stand 34 ft. 
apart. They were treated as stated below: 
May 11.... Sprayed all alike before blossoms opened. 
May 19 ( Sprayed Tompkins King and Twenty Ounce in Rows 5 
“*** land 7. These were then in full bloom. 
Sprayed Roxbury Russet and Rhode Island Greening in 
Row 5 which were then in full bloom, 
Just after blossoms had fallen, sprayed Tompkins King 
in Row 8 and Twenty Ounce in Row 9. 
May 24.... [ 
May 28.... [ 
The accompanying plan shows the relative position of the trees 
under experiment. 
PLAT OF PORTION OF ORCHARD UNDER EXPERIMENT AT BARKER. 

N A A A eo rN 4 A A 4 01 O01 Row 9 
} A A 4 4 A A A 4 02 rN A Row 8 
W'E Seimei © Laliaaiatd OF 6 Ge O> O38 S? S? $1 Row 7 
| A A 4 4 A 4 A A 4 4 4 Row 6 
NS) A Be Ys 4 A S¢ ss §s S? S? §: Row 5 
‘‘S” indicates trees sprayed in bloom. 
“Q” indicates trees not sprayed in biooms, 
lindicates Twenty Ounce trees. 
2 indicates Tompkins King trees. 
3 indicates Roxbury Russet trees. 
4 indicates Khode Island Greening trees, 
In all treatments Bordeaux mixture, made by using one pound 
of copper sulphate for 6} gallons, and Paris green at the rate of 
1 Ib. to 1331 gallons, were used. The Twenty Ounce and 
Tompkins King came into bloom earlier and so were sprayed in 
bloom several days before the Roxbury Russet and Rhode Island 
Greening were so treated. The treatment was made very 
thoroughly. Little air was stirring and it was possible to spray 
and do excellent work from either side of the tree. But even 
with most thorough treatment some of the open blossoms were 
