An assessment of vegetation and canopy structure of moderately exploited natural forest area in Yagirala forest reserve

Monday, December 10th, 2007

W M P S B Wahala,Department of Forestry and Environmental Science, University of Sri Jayewardenepura, Sri Lanka
W A J M De Costa, Department of Crop Science, University of Peradeniya, Sri Lanka. and
D M S H K Ranasinghe, Department of Forestry and Environmental Science
Study assessed the vegetation composition and structure and the forest canopy […]

Predicting the optimal rotation length of Teak plantations using a simulation model

Monday, December 10th, 2007

L H P Gunaratne and T N Subramanium
Department of Agricultural Economics and Business Management,
University of Peradeniya, Sri Lanka.
The traditional problem in Forest Economics has been mainly dealt with the estimation of optimal rotation length for sustainable management. However, given the limitation of the availability of time series data on growth and management in forest plantations […]

Estimation of change of taper with age for Tectona grandis L. f. (Teak)

Monday, December 10th, 2007

M A Nafees, Divisional Forest Office, Ampara and
S M C U P Subasinghe, Department of Forestry and Environmental Science, University of Sri Jayewardenepura, Sri Lanka.
Taper is the change of diameter over a specified length along the tree stem, which varies not only by species and site type, but also by diameter at breast height (dbh), […]

Construction of a growth model to predict the individual stem volume of Tectona grandis L.f. (Teak) in Sri Lanka

Monday, December 10th, 2007

S M C U P Subasinghe
Department of Forestry and Environmental Science,
University of Sri Jayewardenepura, Sri Lanka
Stem volume is one of the most important variables in commercial forestry since all the management decisions are taken on the volume production of trees. Also volume is the most difficult variable to measure and therefore it has to be […]