http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Biological nitrogen fixation, sustainable agriculture and the environment
proceedings of the 14th International Nitrogen Fixation Congress
International Symposium on Nitrogen Fixation 2004 : Beijing, China)
xxiv, 442 pages : illustrations, 2 portraits ; 25 cm.
Includes bibliographical references and index.
Current plant science and biotechnology in agriculture ; 41