na INLIS000000000013320 Ind 0010-1118013320 Soil carbon sequestration for improved land management ROBERT, Michael Michael Robert Food and Agriculture Organization Rome FAO 2001 xi, 57 p. : ill. ; 29 cm.-- xi, 57 p. : ill. ; 29 cm.-- ISBN 92-5-104690-5 Sr. FAO 631.417.4 SOIL MANAGEMENT SOIL ORGANIC MATTER 379/FAO/2002