Improvement of Irrigation System Engineering and Management in the Northern Chao Phya Area, Thailand 

 - ESCAP, Bangkok, Thailand  1981 
 - p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>IRRIGATION.<br/>IRRIG.<br/>WATER MANAGEMENT.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>THAILAND.