IX, A, 6 



Brown and Mathews: Dipterocarp Forests 



487 



Table XXIII. — Annual diameter growth of dipterocarps. Type area B. 

 Bataan Province, Luzon — Continued. 



Specieg. 



Diameter class in centimeters. 



60 to 80. 



80 to 100. 



110 to 120. 



Diam- 

 eter. 



Growth. 



Diam- 

 eter. 



Growth. 



Diam- 

 eter. 



Growth. 



Skorea polynperma (tangrui le) 







96.00 



0.277 







Do _ , 











Do - 















Do 















Do 















Do . 















Do 















Do : 















Total _ 



















0.277 



0. 277 







Average 











Years in class 





72.2 



1 



Dipteroearpua orandiflorus (apitong) 



Do 







"" r 1 



63.4 

 62.0 

 74.9 

 76.0 

 73.0 



0.170 

 0.226 

 0.368 

 0.333 

 0.139 



86.2 1 0.498 

 88.5 i 0.209 



110.0 



0.103 



Do 



83.0 

 93.4 



0.376 

 1.040 







Do 







Do 







Do 











Do _ _ 















Do - 















Do 















Do-. 















Do 















Total 

















1.236 

 0.247 





2.123 

 0.531 





0.103 

 0.103 







Years in class 



8 



1.0 



37.6 



1 



97 



1 



PenttteTtte eontorta (white lauan) 



1 















Do 















Do 















Do 















Do 















Do _ 















Shorea guiso (gaijo) 















Do _ - 















Anisoptero. thurifcra (palosapis) 



76.2 



0.535 











Total, all dipterocarps 













1.771 

 0.296 





2.400 

 0.48 





0.103 

 0.103 









6 



7.6 



41.6 



97.0 1 











1 



