Progress in agricultural physics and engineering / 
Edited by John Matthews. 
 - Wallingford, U.K. :  CAB International,  c1991. 
 - x, 337 p. :  ill. 
<br/><br/><label>ISBN: </label>0851987052 
<br/><br/><label>LCCN: </label>93016082     
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural physics.<br/>Agricultural engineering.