National Soil Services Centre. <br/><br/>
Working the land :  documenting the key lessons of sustainable land management on steep to very steep slopes in Bhutan / 
National Soil Services Centre(NSSC), Department of Agriculture. 
 - Thimphu :  National Soil Services Centre(NSSC),Ministry of Agriculture and Forests,  2011. 
 - 86 p.  illus.  25 cm. 
<br/><br/><label>LCCN: </label>62008770 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil conservation--Bhutan.<br/>Soil fertility.<br/>Soil management.