http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Nitrogen Fixation for Tropical Agricultural Legumes (NifTAL) Project, USA
Food and Agriculture Organization of the United Nations
viii, 63 pages : illustrations (some color) ; 19 cm.
jointly prepared by Nitrogen Fixation for Tropical Agricultural Legumes (NifTAL) Project, USA and FAO Fertilizer and Plant Nutrition Service, Land and Water Development Division, in association with FAO Crop and Grassland Production Service.