http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Standard soil methods for long-term ecological research
xvii, 462 pages : illustrations ; 25 cm.
edited by G. Philip Robertson [and others].
Includes bibliographical references and index.
Silver Taps, in memory of William Elton Berry, Jr. ; March, 1999.
Long-Term Ecological Research Network series ; 2