Archive for January, 2009
Next Entries »Effects of Cardamom Cultivation on Forest Structure and Soil Properties in the Montane Forest of Knuckles Conservation Area of Sri Lanka
Wednesday, January 7th, 2009The ecological effects of cardamom cultivation in the understorey of tropical forests have been debated but remain poorly understood. The aim of this study was to determine the effect of cardamom cultivation and management on forest structure and surface soil properties in the montane forests of Knuckles Conservation Area in Sri Lanka. Vegetation and soil [...]
Develop a Model using GIS to identify Soil Erosion potential areas of Kukule Ganga watershed Sri Lanka
Wednesday, January 7th, 2009The process of soil erosion in Sri Lanka commenced in the 19th century with the expansion of human settlements and cultivation of upland rain fed crops. It was aggravated by the changes in land use patterns during the British administration when upper catchments of major rivers located in the central highlands were stripped of natural [...]
Evaluation of the effectiveness of the social forestry component of the Forest Resources Management Project (FRMP) in Kurunegala District
Wednesday, January 7th, 2009The paper reports findings of an evaluation of the social forestry component of the Forest Resources Management Project of the Ministry of Environment commenced in 2002 with the overall objective of improving forest management for environmental protection and sustainable utilization of wood.
Three Forest Ranges in Kurunegala District were selected for the study ie Mahawa, Malsiripura [...]
Feasibility assessments of four plantation timber species
Wednesday, January 7th, 2009The rapid expansion of the human population has resulted in a tremendous increase in the demand for timber in turn posing a serious threat to natural forest ecosystems. Forest plantations were established primarily to provide an alternative source of timber hence mitigating impacts on natural forests. This study aimed to assess the feasibility of four [...]
An empirical model for predicting dbh growth with age for Eucalyptus grandis
Wednesday, January 7th, 2009Eucalyptus grandis Hill ex Maiden (rose gum) is commonly grown as even-aged monocultures in colder climates in the hilly region of Sri Lanka. Trees harvested from those plantations are used for sawn timber, railway sleepers and fuel. In order to manage those plantations, estimation of diameter growth is essential with age and therefore that was [...]
Preliminary study on sustainable honey harvesting from natural dwarf honeybee (Apis florea) colonies in semi arid regions of Sri Lanka
Tuesday, January 6th, 2009Honeybees of the world can be categorized as open nesting and cavity nesting based on their habitat. The cavity nesting bees – Apis mellifera (temperate honeybee) and A. cerana (Asian honeybee) and open nesting bees – A. dorsata (Giant honeybee) and A. florea (Dwarf honeybee) – are the main honeybee species used in honey harvesting [...]
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