TY - BOOK AU - Grace,James B. AU - Tilman,David TI - Perspectives on plant competition SN - 0122944526 (alk. paper) AV - QK911 .P37 1990 U1 - 581.5/247 20 PY - 1990/// CY - San Diego PB - Academic Press KW - Plant competition KW - Botany KW - Plant communities N1 - Includes bibliographical references and index ER -