84 



DETERMINATION OF THE INCREMENT. 



^ 



10 



90 100 



liO 40 £.0 00 70 



A(iE, IN VEAH«. 



Fig. 28. — Graphic representation of the IIei(j}it Increment 



j\-„/^.._.Tlie tree grew in a veiy favouiable loeality. but it was overtopped by 

 other trees at the age of about 40 years ; hence tlie reducetl height growth 

 after that period. 



