RT Journal Article SR Electronic T1 Carbon sequestration in soils JF Journal of Soil and Water Conservation FD Soil and Water Conservation Society SP 382 OP 389 VO 54 IS 1 A1 James P. Bruce A1 Michele Frome A1 Eric Haites A1 Henry Janzen A1 Rattan Lal A1 Keith Paustian YR 1999 UL http://www.jswconline.org/content/54/1/382.abstract AB