Population ecology : a unified study of animals and plants / Michael Begon, Martin Mortimer. Begon, Michael. Mortimer, Martin. Population biology. Ecology. QH352 .B43 1986 574.5248 19 BEP Includes indexes. Bibliography: p. 203-211. Sunderland, Mass. : Sinauer Associates, 1986. 1986. 1986 Text vii, 220 p. : eng