On the Weak Solution of the Compound Ultra-hyperbolic Equation

Amnuay Kananthai and Kamsing Nonlaopon

Forests and Water in Northern Thailand

Andrew Walker

Seasonal Changes in Soil Ammonium and Nitrate in Relation to Crop Production

Paibool Wivutvongvana and Suchart Jiraporncharoen

Predicting Soil Properties from Landscape Attributes with a Geographic Information System

Chanchai Sangchyoswat and Russel S. Yost

Improvment of Consumer's Understanding of Drug Leaflet Content

Siriporn Burapadaja, Busabong Jamroendararasame and Jaratbhan Sanguansermsri

Development and Management of Tourism Products: The Thai Experience

Mingsarn Kaosa-ard

Redefining Regional Development in Sri Lanka: Realities and Challenges

M. M. Karunanayake and M. D. C. Abhayaratna