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040 _aEC-UrYT
_cEC-UrYT
041 _aeng
082 0 4 _223
_a577
100 1 _97752
_aSmith, Robert Leo
_d1925-
245 1 0 _aEcology and field biology /
_cRobert Leo Smith.
250 _aSecond Edition
264 3 4 _aNew York :
_bHarper & Row ;
_c1974.
300 _axii, 850 pages :
_billustrations ;
_c27 cm.
500 _aIncludes index (pages 836-850).
504 _aIncludes bibliographic reference.
505 2 _aPreface -- Acknowledgments -- Part I. Introduction -- Part II. The ecosystem -- Part III. Populations and ecosystems -- Part IV. The organism and the ecosystem -- Part V. A diversity of ecosystems -- Part VI. Management of ecosystems.
650 2 4 _93839
_aEcology
650 2 4 _92118
_aBiology
650 2 4 _9410
_aEcología
650 2 4 _9126
_aBiología
_xTrabajo de campo
942 _2ddc
_cLIBRO
999 _c3854