Gebhardt, A <br/><br/>
Micromorphological analysis of soil structure modifications caution by different cultivation implements 

 - Monographie du CRA, 6 .
<br/><br/>bibliogr. p. 381 
<br/><br/><label>ISBN: </label>2222045460 
<br/><br/><label>ISSN: </label>11515358