XIV, 5 Yates: Growth of Hevea Brasiliensis 513 
Table X. — Growth of Hevea rubber trees in the Philippine Islands. 
Order No. 
Girth of trees 
in block No.— 
2a 
2 b 
3c 
5d 
7o 
9f 
10c 
1U>> 
18i 
25j 
1 
100.0 
64.0 
67.0 
28.5 
103.6 
33.0 
57.0 
34.0 
44.0 
16.0 
2 
91.5 
60.0 
53.0 
40.0 
70.0 
30.0 
70.0 
55.0 
36.5 
11.0 
3 
113.0 
40.0 
40.0 
47.0 
66.0 
44.0 
61.0 
49.0 
42.0 
21.0 
4- 
91.0 
66.5 
61.0 
32.0 
66.6 
44.0 
58.6 
61.6 
42.5 
12.0 
5 
86.5 
64.0 
39.0 
26.0 
61.6 
60.0 
68. 0 
37.0 
66.0 
13.0 
6-— - — - 
76.0 
57.6 
45.0 
30.0 
63.5 
31.5 
66.0 
53.0 
46.5 
16.0 
7. 
86.0 
51.0 
36.5 
35.0 
67.0 
23.5 
62.0 
49.0 
53.0 
18.0 
8 
73.5 
48.5 
40.0 
30.0 
63.0 
37.0 
75.0 
59.5 
41.5 
16.6 
9 
78.0 
51.0 
34.0 
27.0 
65.0 
23.0 
63.0 
64.5 
53.5 
14.0 
10 
86.0 
54.0 
39.0 
32.0 
61.0 
31.5 
67.0 
47.0 
48.0 
11.0 
11 
91.0 
61.0 
46.0 
37.0 
77.0 
45.0 
63.0 
63.0 
50.0 
18.5 
12.. 
142.0 
67.0 
37.0 
33.0 
65.5 
49.0 
78.6 
48.0 
50.0 
11.0 
13 
84.0 
56.0 
49.0 
35.5 
76.0 
38.0 
67.0 
59.0 
45.0 
12.0 
14 : 
69.0 
67.0 
38.0 
37.0 
52.0 
52.5 
64.0 
67.0 
50.0 
16.0 
15.. 
73.0 
55.0 
63.6 
36.6 
65.0 
30.0 
57.0 
63.0 
41.0 
13.5 
16 
81.0 
51.0 
59.0 
36.6 
63.0 
38.0 
66.0 
64.5 
48.5 
13.0 
17 
76.0 
64.0 
65.0 
27.6 
90.0 
22.5 
46.0 
63.0 
48.0 
18.0 
18... 
87.0 
55.0 
54.0 
25.5 
68.5 
25.0 
69.0 
47.0 
42.0 
15.0 
19 
126.0 
48.0 
65.0 
37.0 
57.6 
33.0 
45.0 
54.0 
48.0 
15.0 
20 
74.0 
52.0 
53.0 
27.0 
64.0 
65.0 
69.0 
62.6 
62.0 
13.6 
21 
77.0 
60.5 
53.6 
28.5 
51.0 
23.0 
55.6 
61.0 
48.0 
16.6 
22 
109.5 
67.0 
54.6 
34.0 
50.6 
28.6 
64.0 
58.6 
48.0 
14.0 
23 
88.0 
49.5 
47.0 
88.0 
64.0 
26.5 
74.0 
64.0 
62.0 
10.0 
24 
105.6 
62.0 
47.0 
43.0 
62.0 
24.0 
49.0 
49.5 
42.5 
14.0 
25 
77.5 
73.0 
68.6 
35.0 
71.0 
42.0 
64.0 
62.0 
63.0 
11.0 
26 
78.6 
59.0 
51.6 
39.0 
70.0 
42.0 
80.0 
61.0 
63.6 
14.6 
27 
96.0 
66.6 
62.0 
35.0 
78.0 
23.5 
63.0 
60.0 
45.0 
28 
78.0 
60.0 
65.0 
35.0 
63.0 
28.0 
73.0 
65.0 
49. 5 
29 
133.5 
54.0 
48.5 
48.6 
60.0 
39.0 
56.0 
39.0 
55.0 
30 
87.5 
59.0 
49.6 
34.6 
34.0 
76.0 
52.0 
52.0 
31 
73.5 
64.0 
77.0 
38.0 
24.0 
61.5 
68.0 
46.0 
32 — — 
74.0 
64.0 
45.6 
35.5 
30.0 
76.0 
67.0 
62.6 
33 
97.6 
61.0 
45.0 
30.0 
27.6 
60.0 
43.0 
36.0 
34 
102.5 
53.5 
45.0 
32.0 
23.0 
57.0 
46.0 
48.0 
•Planted in June, 1907 ; land flat; planting rather irregular but probably originally planted 
about 2.44 by 4.88 meters (8 by 16 feet) ; age, 124 months. 
■'Planted in June, 1910; 2.44 by 2.44 meters (8 by 8 feet) on a flat; age, 88 months. 
"Planted in July, 1912; 5.49 by 5.49 meters (18 by 18 feet) on gently rolling ground; age, 
6S months. 
Planted in May, 1913; 5.49 by 5.49 meters (18 by 18 feet) ; land slightly sloping; age, 
53 months. 
" Planted in August, 1910 ; originally interplanted with hemp at somewhat irregular 
distances, average about 4.57 by 5.49 meters (15 by 18 feet) ; land slightly sloping; age, 86 
months. 
<■ Planted in June, 1914; 5.49 by 5.49 meters (18 by 18 feet), on a steep hillside ; age, 41 
months. 
s Planted in June, 1911, on a moderate slope, 4.88 by 4.88 meters (16 by 16 feet) ; age, 76 
months. 
•> Planted in June, 1911, on a gentle slope, 5.49 by 5.49 meters (18 by 18 feet) ; age, 76 months. 
* Planted in July, 1913, on practically level land, 5.49 by 5.49 meters (18 by 18 feet) ; age, 
51 months. 
I Planted in June, 1916, on slightly rolling land, 6.49 by 5.49 meters (18 by 18 feet) ; age. 
17 months. 
