Perry Lawton, Barbara. <br/><br/>
Improving your garden soil / 
Barbara Perry Lawton 
 - San Ramon :  Ortho books,  1992 
 - 112 p :  ill 
<br/><br/><label>ISBN: </label>0897212444 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soils management.<br/>Soil science.
<br/><br/><label>LC Class. No.: </label>S591  / P4 1992