Experiences with three tillage systems on a marine loan soil :  a joint studyof the Westmaas Research Group on new Tillage Systems, carried out on the Westmaas Experimental Husbandry Farm 

 - Wageningen :  Pudoc,  1984 
 - v. :  ill. ;  24 cm. 
 - Agricultural Research Reports 925 .
<br/><br/>Includes bibliographies 
<br/><br/> jilid 2. 1976-1979, ed. by F. R. Boone 
<br/><br/><label>ISBN: </label>902200855X 
<br/><br/><label>LCCN: </label>86-062597 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tillage<br/>Crop rotation