International Atomic Energy Agency <br/><br/>
Nitrogen-15 in soil plant studies 

 - Vienna  International Energy Agenecy  1971 
 - 255p 
<br/><br/>International Atomic Energy Agency: Nitrogen-15 in soil plant studies.  Vienna.  International Energy Agenecy, 1971.--(631.8406INT)   
<br/><br/><br/>ENGLISH 
<br/><br/><label>Dewey Class. No.: </label>631.8406  / IAEA