TY - BOOK AU - Harlan, Jack R TI - The living fields : our agricultural heritage SN - 9780521649926 SN - 94042948 U1 - 630.9 HAR PY - 1995/// CY - Cambridge PB - Cambridge University Press KW - Agriculture - Origin KW - Crops - History KW - Plant remains (Archaeology) KW - Plants, Cultivated - History KW - Traditional farming - History N1 - Includes bibliographical references (p. [251]-263) and index ER -