Soil physical properties and crop production in the tropics / 
edited by R.Lal and D.J.Greenland 
 - Chichester   John Wesley and sons   1979 
 - xiv.:551p.:  ill.:Hbk. 
<br/><br/><label>ISBN: </label>0471997579 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil Tropics --Soil physics --Soil fertility 
<br/><br/><label>LC Class. No.: </label>S599.9.L3  / 1979