THE DFRC METHOD FOR LIGNIN ANALYSIS. PART 3. NMR STUDIES Fachuang Lu and John Ralph* U.S. Dairy Forage Research Center, U.S.D.A.-Agricultural Research Service, and Department of Forestry, University of Wisconsin-Madison, Madison, WI 53706, U.S.A. Proofs to: John Ralph US Dairy Forage Research Center, USDA-ARS 1925 Linden Drive West Madison, WI 53706-1108 (608) 264-5407 (608) 264-5147 (FAX) jralph@facstaff.wisc.edu (E-Mail) version 1/14/98 (Revised following reviews) J. Wood Chem. Tech. (in press, 1998) J. Wood Chemistry and Technology 18(2), 219-233 (1998) -- as submitted!