FAO Irrigation and drainage paper 13-16 

 - Rome: FAO.,  1972 
 - Various paging 
 - FAO Irrigation and drainage paper no; 13-16 .
<br/><br/>13. Water use seminar Damascus. 14. Trickle irrigation. 15. Drainage machinery. 16. Drainage of salty soils 
<br/><br/><br/>Eng 
<br/><br/><label>Subjects--Topical Terms: </label><br/>IRRIGATION.<br/>DRAINAGE.