£0 es -JO 



A CC or STA NO IN YfTAffS 



(a) Diameter growth 



S/TT 



QUALITY 



/s ^o es 30 js 



AGE or STAND IN YCARS 



^O' 



■*'S 



(b) Height growth 



Pig. 1. Comparative growth of average trees in well-stocked Slash and Longleaf pine stands. 



