The use of nuclear techniques in the management of nitrogen fixation by trees to enhance fertility of fragile tropical soils. 

 - Vienna :  IAEA,  1998. 
 - 141 p. :  tabla, diagr. 
<br/><br/> "Results of a co-ordinated research project organized by the Joint FAO/IAEA division of nuclear techniques in food and agriculture"  Bibliografía al final de cada artículo 
<br/><br/><label>ISSN: </label>1011-4289 
<br/><br/><label>Standard No.: </label>IAEA-TECDOC-1053