Super soils /
Petersen, Christine
Super soils / Christine Petersen. - 32 pages : color illustrations ; 21 cm. - Rock on! a look at geology Checkerboard science library . - Checkerboard science library. .
Includes bibliographical references (p. 31) and index.
9781604537475 (hbk. alk. paper) 1604537477 (hbk. alk. paper)
2009033009
Soils--Juvenile literature.
Soils.
S591.3 / .P464 2010
631.4
Super soils / Christine Petersen. - 32 pages : color illustrations ; 21 cm. - Rock on! a look at geology Checkerboard science library . - Checkerboard science library. .
Includes bibliographical references (p. 31) and index.
9781604537475 (hbk. alk. paper) 1604537477 (hbk. alk. paper)
2009033009
Soils--Juvenile literature.
Soils.
S591.3 / .P464 2010
631.4