TY - BOOK AU - Sutherland, William J. TI - Ecological census techniques: a handbook SN - 978-0-521-60636-3 (pbk.) AV - QH 541.15.S95 E26 2006 U1 - 577.0723 22 PY - 2006/// CY - Cambridge PB - Cambridge University Press KW - Ecological surveys KW - Methodology KW - Animal populations KW - Statistics KW - Plant populations N1 - Includes bibliographical references and index ER -