Sivasubramaniam, S.  <br/><br/>
The role of aluminium ions in (1) the release of potassium from mineral soils, its modification by soil organic matter, and (11) its effect on the nutrient compositition of tea (camellia sinensis)  (Book) 

 - Harpenden, Herts  Rothamsted Experimental Station  1970 
 - 185p.  25 cm. 
<br/><br/><label>Universal Decimal Class. No.: </label>631.413:631.416.84:631.811:633.72 SIV  / 7575