Introductory soil science : a study guide and laboratory manual /
Johnson, Leon J.
Introductory soil science : a study guide and laboratory manual / by Leon J. Johnson. - New York : Macmillan, 1979. - xiii, 289 p. : ill. ; 28 cm.
Includes bibliographical references.
0023611200
Soil science -- Laboratory manuals
Q 631.4 JOH
Introductory soil science : a study guide and laboratory manual / by Leon J. Johnson. - New York : Macmillan, 1979. - xiii, 289 p. : ill. ; 28 cm.
Includes bibliographical references.
0023611200
Soil science -- Laboratory manuals
Q 631.4 JOH