<?xml version="1.0" encoding="UTF-8"?>
<record
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://www.loc.gov/MARC21/slim http://www.loc.gov/standards/marcxml/schema/MARC21slim.xsd"
    xmlns="http://www.loc.gov/MARC21/slim">

  <leader>01270nam a2200229Ia 4500</leader>
  <controlfield tag="003">MX-MdCICY</controlfield>
  <controlfield tag="005">20260521091602.0</controlfield>
  <datafield tag="040" ind1=" " ind2=" ">
    <subfield code="c">CICY</subfield>
  </datafield>
  <datafield tag="090" ind1=" " ind2=" ">
    <subfield code="a">B-17555</subfield>
  </datafield>
  <datafield tag="245" ind1="1" ind2="0">
    <subfield code="a">Coevolution of species in competition: A Theoretical Study.</subfield>
  </datafield>
  <datafield tag="490" ind1="0" ind2=" ">
    <subfield code="v">Proceedings of the National Academy of Sciences of the United States of America, 78(2), p.1081-1084, 1981</subfield>
  </datafield>
  <datafield tag="520" ind1="3" ind2=" ">
    <subfield code="a">A model is presented for the coevolution of several species in competition, each species being genetically variable at one locus with respect to this competition. A function was found that is maximized during coevolution. This maximization principle was used in order to study the result of competition for a single resource on the utilization functions of the species competing for that resource. In particular, the conditions under which ecologicalcharacter displacement can evolve were examined.</subfield>
  </datafield>
  <datafield tag="650" ind1="1" ind2="4">
    <subfield code="a">COEVOLUTION</subfield>
  </datafield>
  <datafield tag="650" ind1="1" ind2="4">
    <subfield code="a">SPECIES</subfield>
  </datafield>
  <datafield tag="650" ind1="1" ind2="4">
    <subfield code="a">COMPETITION</subfield>
  </datafield>
  <datafield tag="650" ind1="1" ind2="4">
    <subfield code="a">EVOLVE</subfield>
  </datafield>
  <datafield tag="700" ind1="1" ind2="2">
    <subfield code="a">Matesi, C.</subfield>
  </datafield>
  <datafield tag="700" ind1="1" ind2="2">
    <subfield code="a">Jayakar, S.D</subfield>
  </datafield>
  <datafield tag="856" ind1="4" ind2="0">
    <subfield code="u">https://drive.google.com/file/d/1jO3xWAQNIzbrbhvaq5QoS8pn0TgHtTEH/view?usp=drivesdk</subfield>
    <subfield code="z">Para ver el documento ingresa a Google con tu cuenta: @cicy.edu.mx</subfield>
  </datafield>
  <datafield tag="942" ind1=" " ind2=" ">
    <subfield code="2">Loc</subfield>
    <subfield code="c">REF1</subfield>
  </datafield>
  <controlfield tag="008">250602s9999    xx |||||s2   |||| ||und|d</controlfield>
  <datafield tag="999" ind1=" " ind2=" ">
    <subfield code="c">27657</subfield>
    <subfield code="d">27657</subfield>
  </datafield>
  <datafield tag="952" ind1=" " ind2=" ">
    <subfield code="0">0</subfield>
    <subfield code="1">0</subfield>
    <subfield code="2">Loc</subfield>
    <subfield code="4">0</subfield>
    <subfield code="7">0</subfield>
    <subfield code="8">F1</subfield>
    <subfield code="a">CICY</subfield>
    <subfield code="b">CICY</subfield>
    <subfield code="c">RE</subfield>
    <subfield code="d">2025-06-25</subfield>
    <subfield code="l">0</subfield>
    <subfield code="o">B-17555</subfield>
    <subfield code="r">2025-06-25 16:02:13</subfield>
    <subfield code="w">2025-06-25</subfield>
    <subfield code="y">REF1</subfield>
  </datafield>
</record>
