http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Contributions to geochemical prospecting for minerals
1 online resource (iii, 21 pages, 1 page of plate) : illustrations, charts.
Title from title screen (viewed July 24, 2014).
Additional title page description: "The amounts of certain elements in mosses and liverworts compared with the amounts in the substrates and in vascular plants."
Includes bibliographical references (pages 20-21).