Rathnayake, R. M. W.; Gunawardena, U. A. D. P.(Department of Forestry and Environmental Science University of Sri Jayewardenepura, 2011)
Horton Plains National Park (HPNP) is an area of high biodiversity and exceptional endemism
receiving high visitation (166,613 visitors in 2009), both by local and foreigners. Although, tourism
causes negative impacts ...
Subasinghe, S.M.C.U.P.; Munasinghe, G.B.(Department of Forestry and Environmental Science University of Sri Jayewardenepura, 2011)
Forests in Sri Lanka contribute to the mitigation of global climate change through sequestrating a
net amount of carbon dioxide and also maintaining carbon stocks as forest biomass. This study was
conducted using an ...
Wijesinghe, M.R.; Jayatillake, B.A.D.M.C.; Ratnassoriya, W. D.(Department of Forestry and Environmental Science University of Sri Jayewardenepura, 2011)
In the present study we investigated the potential of natural solar radiation to alter the toxicity of a
commonly used carbamate pesticide, carbofuran, on tadpoles of the Common Asian Toad Duttaphrynus
melanostictus. A ...
Amarasinghe, B.M.W.P.K.(Department of Forestry and Environmental Science University of Sri Jayewardenepura, 2011)
Coir pith was used as an alternative to commonly available adsorbents for heavy metal ion removal
from aqueous solutions. Batch and fixed bed column experiments were conducted to study adsorption
characteristics of Cd ...
Ranatunge, R. A. A. R.; Wijesinghe, M. R.; Ratnasooriya, W. D.(Department of Forestry and Environmental Science University of Sri Jayewardenepura, 2011)
This study investigates the effects of Cadmium (Cd) on fry of the Mozambique Tilapia Oreochromis
mossambicus using standard toxicity tests. Fry were repeatedly exposed to five concentrations (0.002 –
2.0 mgl-1) of Cd and ...
Saravanan, M.; Ramesh, M.; Malarvizhi, A.(Department of Forestry and Environmental Science University of Sri Jayewardenepura, 2011)
In the present study, the median lethal concentration (LC 50) of neem leaf extract to Cirrhinus
mrigala for 24 h was found to be 1.035 g l-l. During the study period, the haematological parameters
including Hb, Hct, RBC, ...
Borokini, T.I.; Babalola, F.D.; Amusa, T.O.(Department of Forestry and Environmental Science University of Sri Jayewardenepura, 2012)
In Nigeria, human communities are found within or beside forest ecosystems, depending on
these ecosystems for survival. Their forest exploitation is considered a threat to conservation efforts,
leading to constant conflicts ...
Cooray, S.; Piyadasa, R.U.K.; Wickramasinghe, D.(Department of Forestry and Environmental Science University of Sri Jayewardenepura, 2012)
Wetlands are comprised of unique components of soil, water and biodiversity which are
interconnected. Although water and biodiversity components of wetlands have been somewhat
investigated, a very few research have been ...
Mohan, S.; Ethirajan, R.(Department of Forestry and Environmental Science University of Sri Jayewardenepura, 2012)
The results of VOC monitoring in a residential area abutting a petrochemical complex and the
influence of causative parameters on the concentration is discussed in this paper. The monitored data
reveals that about 21 ...
Wijesinghe, M. R.; de Silva, V. R.(Department of Forestry and Environmental Science University of Sri Jayewardenepura, 2012)
This paper assesses the potential of forest plantations in Sri Lanka consisting of teak, mahogany
and two species of eucalyptus, to facilitate the conservation of biodiversity using two taxonomic groups,
the plants and ...
Perera, P.K.P.; Amarasekera, H.S.; Weerawardena, N.D.R.(Department of Forestry and Environmental Science University of Sri Jayewardenepura, 2012)
With increasing private sector investments in commercial forestry, it is apparent that plantation
forestry in Sri Lanka is moving in the direction of managing fast growing timber species for shorter
rotations. However, ...
Perera, L. G. R. Y.; Wattavidanage, J.; Nilakarawasam, N.(Department of Forestry and Environmental Science University of Sri Jayewardenepura, 2012)
Macroinvertebrates have been identified as excellent indicators of stream/ wetland health as they
respond rapidly to environmental changes and provide short to medium term pollution history records.
Current study was ...
Bandara, W.A.R.T.W.; Vlosky, R.P.(Department of Forestry and Environmental Science University of Sri Jayewardenepura, 2012)
The U.S. has dramatically altered its wood product imports and exports during the past few years,
and at present, it is the second largest wood product importer in the world. Hence, an understanding of
market structures, ...
Subasinghe, S.M.C.U.P.; Hettiarachchi, D.S.; Rathnamalala, E.(Department of Forestry and Environmental Science University of Sri Jayewardenepura, 2012)
Agarwood is an expensive resinous product extracted from some members of Aquilaria and
Gyrinops species of the family Thymalaeaceae. Agarwood essential oil is a highly valued perfumery
product in modern cosmetics and ...
Lankika, M.D.H.; Karunaratne, M.M.S.C.; Conniff, K.(Department of Forestry and Environmental Science University of Sri Jayewardenepura, 2012)
Approximately 120 species of Odonata (Zygoptera and Anisoptera) have been recorded in Sri
Lanka to date. There are many gaps in our knowledge of Odonata taxonomy and distribution. The present
study, therefore, was carried ...
Bandara, M. G. D. K.; Wijesinghe, M. R.; Ratnasooriya, W. D.(Department of Forestry and Environmental Science University of Sri Jayewardenepura, 2012)
This paper reports the histopathological responses of the gill, liver and tail muscle tissues in
tadpoles of the Asian Common Toad Duttaphrynus melanostictus (Schneider, 1799) exposed to
chlorpyrifos a common organophosphorus ...
Idroos, F.S.; Manage, P.M.(Department of Forestry and Environmental Science University of Sri Jayewardenepura, 2012)
The relationship between some physico-chemical parameters and bioindicators in Bolgoda canal
and Waga stream in Colombo, Sri Lanka was assessed from February to July 2010. The objective of the
study was to evaluate the ...