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  <Esri>
    <CreaDate>20260425</CreaDate>
    <CreaTime>06294100</CreaTime>
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    <idAbs>Les prairies et pâturages secs sont des milieux particulièrement riches où une végétation et une faune typique se développent. Devant leur existence à une agriculture extensive, ils sont aujourd'hui menacés de disparaître.&lt;br /&gt;En Suisse, près de 90 % des prairies et des pâturages secs ont disparu depuis la fin du XIXème siècle.&lt;br /&gt;Conséquence de ce recul, les espèces qui peuplent ces habitats sont en situation précaire. Près de 40% des espèces végétales et 50% des espèces animales inféodées aux milieux secs figurent sur des listes rouges nationales et sont donc menacés.</idAbs>
    <searchKeys>
      <keyword>Biologie</keyword>
      <keyword>Environnement</keyword>
      <keyword>Localisation</keyword>
    </searchKeys>
    <idPurp>Inventaire fédéral des prairies et pâturages secs</idPurp>
    <idCredit>© 2026 SITG</idCredit>
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        <useLimit>Accès libre &lt;br /&gt;&lt;br /&gt; None</useLimit>
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    <idCitation>
      <resTitle>Inventaire fédéral des prairies et pâturages secs</resTitle>
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