TY - GEN AU - Hardarson,G. AU - Broughton,W.J. TI - Maximising the use of biological nitrogen fixation in agriculture: report of an FAO/IAEA technical expert meeting held in rome, 13-15 march 2001 SN - 9781402012372 U1 - 631.847 PY - 2003/// CY - Italy PB - Food and Agriculture Organization of the United Nations KW - NITROGEN-FIXATION KW - NITROGEN IN AGRICULTURE ER -