628 
Harper . — Defoliation : its Effects upon the 
TABLE VII. TREE F. 
Height of tree, 45 feet. Sections every 5^ feet from the base up. 
{ a ) Ring-breadth in Millimetres. 
1911. 
1910. 
I909. 
1908. 
1907. 
1906. 
1905. 
1904. 
Sections 8 
o-6 
o -3 
o *5 
I-I 
i *4 
i-8 
2-2 
2*5 
„ 7 
— 
0'2 
0-4 
°’5 
0-9 
2*1 
2*8 
2-8 
„ 6 
— 
— 
0*2 
0-2 
o*6 
1*7 
2 '5 
2-8 
>> 5 
— 
— 
0*2 
0-2 
o-6 
i*6 
2-5 
2*7 
y 5 4 
— 
— 
— 
o-i 
o*6 
i-8 
2*2 
2.2 
;> 3 
— 
— 
— 
0*1 
o-6 
i ’5 
2*3 
2-2 
„ 2 
— 
— 
— 
0*1 
o*6 
i-8 
2-6 
2*6 
„ I 
— 
— 
— 
0-2 
i-i 
2*9 
4 -o 
3-6 
Average of 
eight 
— 
— 
OT 
0-3 
o-8 
i -9 
2*6 
2-7 
sections. 
( S ) Autumn 
Wood 
%■ 
Section 8 
70 
30 
a 
a 
a 
a 
60 
5 ° 
» 7 
— 
— 
a 
a 
a 
a 
40 
50 
» 6 
— 
— 
— 
— • 
a 
a 
30 
30 
» 5 
— 
— 
— 
— 
a 
a 
40 
40 
» 4 
— 
— 
— 
a 
a 
30 
40 
» 3 
— 
— 
— 
— 
a 
a 
40 
40 
>, 2 
— 
— - 
— 
— 
a 
a 
30 
40 
» 1 
— 
— 
— 
— 
a 
a 
30 
40 
Average of 
eight 
sections. 
- 
— 
— 
a 
a 
40 
TABLE 
VIII. TREE C 
(TABLE IV). 
Ring-breadth (given to the nearest 0-05 mm 
1911. 
1910. 
1909. 
1908. 
x 9 ° 7 * 
1906. 
00 
N. 1 
a 
0 
S. 
0-05 
o*8o 
1*70 
1-25 
3 * 4 ° 
4 - 5 ° 
t> 
E. 
0*20 
0 ‘ 6 o 
1-25 
1*00 
3* T 5 
3-60 
<u 
CD 
W. 
0*10 
i'i 5 
1 ’95 
i *35 
3*05 
2 
N. 
o-io 
1*00 
0*09 
o -55 
2-30 
3*20 
a 
0 
S. 
0*05 
1-15 
1-00 
0-85 
4*20 
5-85 
0 
E. 
o-oo 
0.50 
0*90 
o-6o 
3*50 
5*02 
<u 
CD 
W. 
0.60 
o *75 
0*90 
o-6o 
2-85 
4-15 
Autumn 
Wood %. 
1911. 
1910. 
1909. 
1908. 
I 9 ° 7 - 
1906. 
CO 
N. 1 
| 
S. 
30 
70 
90 
a 
a 
10 
O 
E. 
80 
70 
80 
a 
a 
10 
<D 
CD 
W. 
O’OO 
50 
5 ° 
a 
a 
2 
j>- 
N. 
20 
70 
80 
a 
a 
30 
a 
.2 
S. 
0*00 
70 
70 
a 
a 
20 
0 
E. 
o-oo 
40 
70 
a 
a 
20 
CL) 
CD 
W. 
90 
70 
70 
a 
a 
20 
I. Effect on the Annual Increment. 
Looking back into the history of the trees as recorded in the annual 
growth-rings of the woody cylinder, the first indication of defoliation by the 
1 This section was damaged, so that no measurements could be taken on the north side. 
2 No measurement made at this point, 
