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Now showing items 10201-10220 of 10972

CARBON FRACTIONS AND NUTRIENT STATUS OF SOILS IN IRANAMADHU IRRIGATION COMMAND AREA, KILINOCHCHI

Raguraj, S.; Ratnayake, R.R.; Gnanavelrajah, N. (Proceedings of the International Conference on Agriculture and Forestry, 2014-06-10)

Increasing population imposes demand on agricultural output which often leads to degradation of natural resources. Carbon sequestration is a crucial process which increases soil fertility at the mean time reduces the green ...
POTENTIAL TO GROW Ipomoea aquatica IN KITCHEN WASTEWATER HYDROPONIC SYSTEM

Sivarajah, S.; Gnanavelrajah, N. (Proceedings of the International Conference on Agriculture and Forestry, 2014-06-10)

In this study the potential of growing Ipomoea aquatica in hydroponic system using kitchen wastewater was assessed. Twenty one households were selected from seven areas of Jaffna Peninsula, Sri Lanka namely Kokuvil, Kondavil, ...
ASSESSING BIOPHYSICAL AND SOCIOECONOMIC CONDITION FOR WATERSHED MANAGEMENT

Rajendra, P.S.; Gnanavelrajah, N. (Proceedings of the third GMSARN International Conference, 2008-11-12)

A study was carried out at Khlong Yai watershed of Thailand to assess soil erosion, and land suitability evaluation to examine the general land degradation status in terms of appropriateness of present land uses, and explore ...
EVALUATION OF SUSTAINABILITY OF AGRICULTURAL LAND-USES- A CASE STUDY IN A TROPICAL SUB-WATERSHED

Gnanavelrajah, N. (Proceedings of the first annual research conference of the University of Jaffna, 2010)

This study aimed to assess agricultural land-uses for sustainability in a sub-watershed integrating biophysical and socioeconomic factors. A step by step approach of estimating current level of carbon sequestration, plant ...
A WATERSHED-SCALE ASSESSMENT OF PRESENT AND FUTURE CARBON STOCK: GIS APPLICATION IN KHLONG YAI WATERSHED OF THAILAND

Shrestha, R.P.; Gnanavelrajah, N.; Samarakoon, L. (28th Asian Conference on Remote Sensing, 2007-11-12)

A study was carried out to assess the current carbon stock in different agricultural land uses and investigate the respective trend of changes in the coming ten years using available methodologies. A nested quadrate sampling ...
Alternate management options of small scale surface water resource system to develop ground water system for the improvement in food productivity in Dry Zone of Sri Lanka

Sivakumar, S. (Proceedings of Workshop on Challenges in Groundwater Management in Sri Lanka, 2011)

It is observed that at present the water that is available is not utilized effectively to achieve maximum productivity in terms of food production. Food scarcity is a pressing problem in many countries of the globe. The ...
Policy alternatives of the management of minor and medium irrigation schemes to develop groundwater system in restricted catchments for the improvement in food productivity in the dry zone of Sri Lanka.

Sivakumar, S. (Proceedings of National Conference on Water, Food Security and Climate Change in Sri Lanka, 2009)

Food scarcity is a pressing problem in many countries of the globe. The problem is, however, particularly serious in less developed countries with low agricultural production combined with a fast growing population. To ...
Sustainable Community Project Identification and Selection Based on the Experience Gained from Emergency Northern Recovery Project

Sivakumar, S.; Janen, S. (Proceedings of International Conference on Contemporary Management, 2014)

Sri Lankan Northern and Eastern regions were suffered by civil war form past three decade. After Sri Lankan Government announced the victory against civil war, World Bank initiated to rebuilt the Northern region by the ...
Engineer's Roll in Sustainable Recovery Process of Post (Natural) Disaster’. Proceedings of International Conference on Contemporary Management

Sivakumar, S. (Faculty of Management Study, University of Jaffna Publication, 2014)

This article reveals that the different aspect of sustainable recovery process, where engineers should have played a different and profound professional roll in post tsunami development process. Unfortunately, our beloved ...
Conjunctive Use of Surface and Groundwater to Improve Food Productivity in the Dry Zone Area

Sivakumar, S. (Voice for Change-Journal of Jaffna Managers Forum, 2013)

It is observed that at present the water that is available is not utilized effectively to achieve maximum productivity in terms of food production. Food scarcity is a pressing problem in many countries of the globe. The ...
Water Utility and Management Policy for Effective Sharing of Natural Water Resource in the Costal Dry Zone of Sri Lanka in the North East Region

Sivakumar, S. (ENGINEER, Journal of Institution of Engineers Sri Lanka, 2014)

Unlike other natural resources, water is a unique resource, which renews itself. It is due to its constant circulation in the ocean-atmosphere-earth-ocean system. No matter how much water is consumed in daily life, its ...
Post Conflict Development and Status of Implementation of Thirteenth Amendment to the Constitution of Sri Lanka. RJSITM

Sivakumar, S. (The International Journal Research Publications, 2013)

Devolution of power has been an alternative to the demand for separation by the Tamil speaking people in the North, East provinces of Sri Lanka. The Indo-Lanka Accord signed on 29 July 1987 required the Sri Lankan government ...
Post Conflict Socio-Economic Recovery of a Disaster Affected Society by Timely Engineering Intervention of Restoration of Blasted Kalmadu Irrigation Scheme with Environmental Mitigation Measures. RJSITM

Sivakumar, S. (The International Journal Research Publications, 2013)

Due to the man made blast, entire water stored in Kalmadu irrigation tank passed through the 125 m length and about 15m depth breach. This led the1397 ha of total irrigable area under gravity irrigation system was abundant ...
Reclamation of Land and Improve Water Productivity of Jaffna Peninsula of Northern Sri Lanka by Improving the Water Quality of the Lagoons’, RJSITM

Sivakumar, S. (The International Journal Research Publications, 2013)

Jaffna is a peninsula which is 1000 km2 of land (out of which, Vadamarachchi Lagoon, Upparu Lagoon, Valukai aru and Elephant pass Lagoon are covered with 75, 25, 15 and 100 km2 of surface area and 287, 212, 104 and 907 km2 ...
Management Policy of Water Table in Dry Zone of Sri Lanka to Subsidise the Pain of Non Rice Crop Cultivators for the Food Productivity Improvement’, RJSITM

Sivakumar, S. (The International Journal Research Publications, 2013)

The growth of population in time span leads to very high and uncontrolled extraction of ground water in the dry zone of Sri Lanka. This leads the water table to go very low in non-monsoon seasons. This gives the poor farmers ...
Intervention of Emergency Northern Recovery Project (ENReP) Project in Conflict Affected Northern Sri Lanka

Sivakumar, S. (The International Journal Research Publications, 2013)

Emergency Northern Recovery Project (ENReP) was prepared in a rapidly changing environment. The project preparation was initiated in July 2009, when there were over 290,000 people held in 2 camps. It was initiated to allow ...
Implementation of Cash for Work Program for Post Disaster Emergency Recovery Process Based on Experience in Post War Resettlement Process through Emergency Northern Recovery Project of Sri Lankan RJSSM

Sivakumar, S.; Janen, S. (The International Journal Research Publications, 2014)

Immediately after the resettlement process of post war resettlement in Sri Lanka, Livelihoods of the IDPs were critically poor and Cash for Work (CfW) is the element facilitates the community for their short term employment; ...
Ground Water Quality Improvement of Jaffna Peninsula of Sri Lanka by Regulating Water Flow in the Lagoon Mouths

Sivakumar, S.; Janen, S. (International Journal of Scientific and Engineering Research, 2014)

Within Jaffna peninsula there are three lagoons, Thondamanaru lagoon, Upparu lagoon and the Valukiaru lagoon with water spread area of 78, 26 and 14 squar killo meteres respectly. These three shallow lagoons cover around ...
Water Management Strategies to be adopted in Sri Lanka to Improve Food Productivity to Accommodate the Population Growth

Sivakumar, S. (International Journal of Advancements in Research & Technology, 2014)

Food production in Sri Lanka needs to increase to feed a growing population whereas water for irrigation is getting scarcer. Major challenges Sri Lanka facing today are to save water, increase food productivity and produce ...
Cooling of Buildings by Roof Surface Evaporation in Sri Lanka by Considering the Climate Pattern

Sivakumar, S. (International Journal of Scientific and Engineering Research, 2014)

Heat on buildings mostly enters through roofs, as these are exposed to sun throughout the day. Many attempts have been made to reduce the ingress of heat by various methods like, by increasing thickness of roofs and ...

Now showing items 10201-10220 of 10972

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