Improved use of plant nutrients :  report of the expert consultation on better exploitation of plant nutrients held in Rome 18-22 April 1977 / 
Soil Resources, Management, and Conservation Service, Land and Water Development Division, Food and Agriculture Organisation 
 - Rome :  FAO,  1978 
 - vii, 152 p. :  ill. ;  28 cm. 
 - FAO soils bulletin ;  37 .
<br/><br/> On title page: Soil Resources, Management and Conservation Service, Land and Water Development Division 
<br/><br/>Includes bibliographical references 
<br/><br/><label>ISBN: </label>9251005834 (pbk) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fertilizers--Congresses<br/>Crops--Nutrition--Congresses<br/>Soil management--Congresses<br/>Soil chemistry<br/>Cropping systems<br/>Plants--Nutrition
<br/><br/><label>Dewey Class. No.: </label>631