Presents background information on agriculture, soil analyses, transportation and water requirements for the Northeast region. Estimates costs of construction. Contains drawing illustrating designs for the dam, feeder canals, and reservoir area. Includes tables of principal crops, planting dates, soil analysis, climatic conditions, and irrigation diversion requiements. Indicates availability of construction materials. Evaluates potential effect of the project on the economy of Northeast Thailand and projects crop yields with irrigation. [TAIC]