Kilmer, Victor James <br/><br/>
The role of potassium in agriculture 

 - Madison :  American Society of Agronomy,  1968 
 - 509 p.  ; gráfs. 
<br/><br/><label>LCCN: </label>27678 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fertilizantes potásicos.<br/>Potasio--Efecto en plantas.
<br/><br/><label>Dewey Class. No.: </label>581.13354  / K5