Chemicalisation of plant production in the tropics and subtropics  part 1     fertilization  

 - Leipzig  1977 
 - 213p.  21cm 
 - 4th scientific conference  .
<br/><br/><label>Subjects--Topical Terms: </label><br/>MISCELLANY AND SCIENTIFIC PRINCIPLES<br/>AGRICULTURE AND RELATED TECHNOLOGY
<br/><br/><label>Dewey Class. No.: </label>630.24  / CHE