290 
The Philippine Journal of Science 
1913 
Length, 11 a. m., April 13, 4.5 cm. 
Marked in 5 mm zones. 
Increment, 12 noon, April 14; 
Zone. Gi’owth. 
1 2.5 
2 4.0 
3 3.7 
4 3.0 
5 3.2 
6 3.5 
7 3.2 
8 3.0 
Total.. 26.1, or 61.25 per cent. 
Length, 11 a. m., April 13, 3.5 cm. 
Marked in 5 mm zones. 
Increment, 12 noon, April 14: 
Zone. Growth. 
1 3.5 
2 4.0 
3 4.0 
4 3.0 
5 3.5 
6 3.0 
7 2.5 
Total.. 23.5, or 67.14 per cent. 
