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levantamentq exploratörio - reconhecimento de solos do estado 00 ...

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B — RELAÇAO ENTRE OS SOLOS E O MEIO-AMBIENTE<br />

SOLO CONDICöES DO MEIO-AMBIENTE<br />

1 — LATOSOL VERMELHO AMARELO DISTRÖFICO<br />

Mmico textura. argilosa (ocorre em area <strong>de</strong> sfmboloLVdl).<br />

2 — LATOSOL VERMELHO AMARELO DISTRÖFICO<br />

A proeminente textura argilosa e média (ocorre<br />

em areas <strong>de</strong> simbolos LVd2, LVdó e LVd7).<br />

3 — LATOSOL VERMELHO AMARELO DISTRÖFICO<br />

A mo<strong>de</strong>ra<strong>do</strong> e proeminente textura argilosa e média<br />

(ocorre em area <strong>de</strong> si'mbolo LVd3).<br />

Zona <strong>do</strong> Cariri. Compreen<strong>de</strong> <strong>solos</strong> origiriârios <strong>de</strong> arenitos argilosos da Formaçâo<br />

Exu, referi<strong>do</strong>s ao Cretâceo. Relevo Piano (chapada <strong>do</strong> Araripe) com altitu<strong>de</strong><br />

varian<strong>do</strong> <strong>de</strong> 850 a 950 métros. Clima Amw' <strong>de</strong> Koeppen e 4cTh <strong>de</strong> Gaussen<br />

com precipitaçâo pluviométrica média anual <strong>de</strong> 1.1<strong>00</strong> a 1.250mm. Vegetaçâo <strong>de</strong><br />

floresta subperenifólia.<br />

Zonas da Ibiapaba, Araripe, Cariri e pequena area na zona <strong>do</strong> sertâo <strong>do</strong> Alto Jaguaribe<br />

(provavelmente testemunhos da chapada <strong>do</strong> Araripe). Abränge <strong>solos</strong> <strong>de</strong>senvolvi<strong>do</strong>s<br />

<strong>de</strong> arenitos <strong>de</strong> granulometria variâvel das Formaçoes Serra Gran<strong>de</strong><br />

e Exu, referidas respectivamente ao Siluriano-Devoniano Inferior e ao Cretâceo.<br />

Relevo pre<strong>do</strong>minantemente piano, com ocorrência <strong>de</strong> suave ondula<strong>do</strong>; altitu<strong>de</strong>s<br />

varian<strong>do</strong> <strong>de</strong> 750 a 950 métros (Ibiapaba), 9<strong>00</strong> a 950 métros (Cariri e Araripe) e<br />

650 a 7<strong>00</strong> métros nas <strong>de</strong>mais areas. Clima segun<strong>do</strong> Koeppen: Amw' e Aw' (Ibiapaba),<br />

Aw' e BSw'h' (Cariri e Araripe) e Aw' (sertâo <strong>do</strong> Salga<strong>do</strong>); segun<strong>do</strong> Gaussen:<br />

4cTh (Ibiapaba), 4bTh (Ibiapaba, Cariri, Araripe e sertâo <strong>do</strong> Salga<strong>do</strong>).<br />

Precipitaçâo pluviométrica média anual <strong>de</strong> 1.<strong>00</strong>0 a 1.550mm (Ibiapaba), 750 a<br />

1.1<strong>00</strong>mm (Cariri e Araripe) e 750 a 1.<strong>00</strong>0mm (sertâo <strong>do</strong> Salga<strong>do</strong>). Vegetaçâo <strong>de</strong><br />

floresta subperenifólia (Ibiapaba, Araripe e Cariri) e floresta subcaducifólia (sertäo<br />

<strong>do</strong> Salga<strong>do</strong>).<br />

Zona <strong>do</strong> Cariri. Compreen<strong>de</strong> <strong>solos</strong> <strong>de</strong>riva<strong>do</strong>s <strong>de</strong> arenitos argilosos da Formaçâo<br />

Exu referi<strong>do</strong>s ao Cretâceo. Relevo piano (chapada <strong>do</strong> Araripe) com altitu<strong>de</strong> varian<strong>do</strong><br />

<strong>de</strong> 880 a 940 métros. Clima pre<strong>do</strong>minantemente Aw' <strong>de</strong> Koeppen e 4bTh<br />

<strong>de</strong> Gaussen com precipitaçâo pluviométrica média anual e 8<strong>00</strong> a 1.1<strong>00</strong>mm. Vegetaçâo<br />

<strong>de</strong> transiçâo floresta subperenifólia/cerra<strong>do</strong>.

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