TY - BOOK AU - Wild, Alan TI - Soils, land, and food : managing the land during the twenty-first century SN - 9780521527590 U1 - 631.4 WIL PY - 2003/// CY - Cambridge PB - Cambridge University Press KW - Food supply KW - Land use - Management KW - Soil fertility KW - Soil management N1 - Includes bibliographical references (p. 223-242) ER -