Parker, Bertha Morris <br/><br/>
Soil 

 - New York :  Row ,peterson and company,  1960 
 - 32p.;  col. ill.  20cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture and related technologies
<br/><br/><label>Dewey Class. No.: </label>631.4  / PAR