Improved use of plant nutrients  report of the expert consultation on better exploitation of plant nutrients held in Rome 18-22 April 1977. 

 - Rome :  Food and Agriculture Organization of the United Nation,s  1978. 
 - vii, 152 p.  ill. 
 - FAO soils bulletin  37. .
<br/><br/> On t.p.: Soil Resources, Management and Conservation Service, Land and Water Development Division. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Crops--Nutrition.<br/>Soil management.<br/>Fertilizers.
<br/><br/><label>Dewey Class. No.: </label>631.8