Rybolt, Thomas R. <br/><br/>
Environmental experiments about land / 
Thomas R. Rybolt and Robert C Mebane. 
 - Hillside, N.J., U.S.A. :   Enslow Publishers,   1993. 
 - 96 p. :   ill. ;  24 cm. 
 - Science experiments for young people .
 - Science experiments for young people .
<br/><br/><label>ISBN: </label>189490416 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soils -- Experiments -- Juvenile literature