Chung-Ho, Chu. <br/><br/>
Relation ship between exchangeable and total magnesium in Pensylvania soils 

<br/><br/> Sobretiro de: Clays and Clay Minerals 33(4): 340-344. 1985 
<br/><br/><label>LCCN: </label>23665 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Intercambio catiónico.<br/>Suelos--Magnesio en.