Soil physical properties and crop production in the tropics  (Book) 

 - New York  John Wiley  1979 
 - xiv, 551 p.  23 cm. 
<br/><br/><label>ISBN: </label>0471997579 
<br/><br/><label>Universal Decimal Class. No.: </label>631.43:633(213) SOI  / 5783