http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Crop tolerance to suboptimal land conditions
vii, 343 pages, 4 unnumbered leaves of plates : illustrations ; 23 cm.
sponsored by Divisions A-6, C-1, C-2, C-3, and S-4 of the American Society of Agronomy, Crop Science Society of America, and Soil Society of America.
Papers presented during the annual meetings in Houston, Tex., Nov. 28-Dec.3, 1976.