- ECOLOGIA
- CIENCIAS BIOLOGICAS 16
- MEDIO AMBIENTE 8
- BIOGEOGRAFIA 6
- ECOSISTEMA 5
- BOTANICA 4
- EVOLUCION 4
- VEGETACION 4
- BIODIVERSIDAD 3
- AGROECOLOGIA 2
- AREAS MONTAÑOSAS 2
- BIOLOGIA 2
- BIOQUIMICA 2
- CIENCIA DEL SUELO 2
- CIENCIAS NATURALES 2
- CLIMA 2
- COMUNIDADES VEGETALES 2
- CONSERVACION DE LA BIODIVERSIDAD 2
- GEOGRAFIA 2
- GEOLOGIA 2
- HIDROLOGIA 2
- SISTEMATICA 2
- SUELO 2
- SUELOS 2
- ZONAS ARIDAS 2
- ZOOLOGIA 2
- ACACIA 1
- ADAPTACION BIOLOGICA 1
- ADAPTACION VEGETAL 1
- ADSORCION 1
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JOURNAL OF THE IOWA ACADEMY OF SCIENCE. JIAS
Published 1993“…The Journal of the Iowa Academy of Science…”
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13
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Bioecology of the arid and semiarid lands of the Southwest /
Published 1961Conference Proceeding Book -
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Migration : mechanisms and adaptative significance /
Published 1985“…Contributions in marine science.…”
Book -
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Nature's web : an exploration of ecological thinking /
Published 1992Table of Contents: “…The Cosmic Joy of the New Science -- 28. The Resurrection of Gaia.…”
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20