Szegi, J <br/><br/>
Proceedings of the 9th international symposium  On soil biology and conservation of the biosphere vol 1. 

 - Hungary  Akademai kiado, Budapest   1987 
<br/><br/><label>ISBN: </label>9630547597 
<br/><br/><label>Subjects--Topical Terms: </label><br/>soil organism
<br/><br/><label>LC Class. No.: </label>QH 541.56  / .S94 1987