TY - BOOK AU - Lal, R TI - Assessment methods for soil carbon SN - 9781566704618 SN - 50666 U1 - 631.417 LAL PY - 2001/// CY - Boca Raton, FL PB - Lewis Publishers KW - Soils - Carbon content - Analysis - Congresses N1 - Papers from a conference held at Ohio State University, Nov. 1998. Includes bibliographical references ER -