Trudgill, Stephen Thomas. <br/><br/>
Soil and vegetatin systems 

 - Oxford :  Clarendon,  1977 
 - 180 p. 
 - Contemporany problems in geography .
 - Contemporany problems in geography .
<br/><br/><label>LCCN: </label>54612 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Diagnóstico foliar.<br/>Suelos y cultivos.
<br/><br/><label>Dewey Class. No.: </label>631.43  / T7