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

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SOLO<br />

63 — PLANOSOL SOLÓDICO A fraco e mo<strong>de</strong>ra<strong>do</strong> textura<br />

arenosa/média e argilosa (ocorre em area <strong>de</strong><br />

simbolo NC8).<br />

64 — PLANOSOL SOLÓDICO A fraco textura arenosa/<br />

média e argilosa (ocorre em âreas <strong>de</strong> simbolos<br />

PV5, PE32, PE33, NC1, NC2, NC3, NC5, NC14, NC15,<br />

PLI, PL2, PL3, PL4, PL5, PL6, PL7, SS1, Rel5, Rel8,<br />

Rel9, Re20, Redll e AQd6).<br />

65 — PLANOSOL SOLÓDICO A fraco textura indiscriminada<br />

(ocorre em âreas <strong>de</strong> simbolo SS2, Ae3 e<br />

Ae4).<br />

RELAÇÀO ENTRE OS SOLOS E O MEIO-AMBIENTE<br />

CONDIÇÔES DO MEIO-AMBIENTE<br />

Zona <strong>de</strong> Baturité. Abränge <strong>solos</strong> <strong>de</strong>riva<strong>do</strong>s <strong>de</strong> gnaisse e micaxisto, sofren<strong>do</strong> influência,<br />

em algumas âreas, <strong>de</strong> material pedimentar nos horizontes superficiais.<br />

Relevo piano e suave ondula<strong>do</strong> com altitu<strong>de</strong> entre 50 e 160 métros. Clima Aw'<br />

<strong>de</strong> Koeppen e 4cTh <strong>de</strong> Gaussen, com precipitaçao pluviométrica média anual <strong>de</strong><br />

1.<strong>00</strong>0 a 1.2<strong>00</strong> mm. Vegetaçâo <strong>de</strong> caatinga hipoxerófila.<br />

Ocorre em to<strong>do</strong> o Esta<strong>do</strong>, excessâo feita as zonas fisiogrâficas <strong>do</strong> Cariri, Araripe<br />

e Ibiapaba. Compreen<strong>de</strong> <strong>solos</strong> <strong>de</strong>senvolvi<strong>do</strong>s principalmente <strong>de</strong> gnaisse,<br />

micaxisto, migmatito e anfibolito, ocorren<strong>do</strong> pequenas âreas on<strong>de</strong> <strong>de</strong>senvolvemse<br />

<strong>de</strong> diorito, granito ou <strong>de</strong> sedimentos <strong>do</strong> Grupo Barreiras e Holoceno capean<strong>do</strong><br />

rochas <strong>do</strong> Cristalino. Em âreas especificas (Rel5) o material <strong>de</strong> origem é<br />

constitm'<strong>do</strong> por rochas <strong>do</strong> Grupo Jaibaras. Relevo piano e suave ondula<strong>do</strong>, âpresentan<strong>do</strong><br />

altitu<strong>de</strong> variâvel, sen<strong>do</strong> <strong>de</strong> 20 a 3<strong>00</strong> métros em areas <strong>do</strong> Litoral, sertâO'<br />

Centro-Norte e Pereiro e <strong>de</strong> 3<strong>00</strong> a 6<strong>00</strong> métros no restante das areas. Clima Aw'<br />

e BSwTi' <strong>de</strong> Koeppen e 4aTh <strong>de</strong> Gaussen. Vegetaçâo pré<strong>do</strong>minante <strong>de</strong> caatinga<br />

hiperxerófila, po<strong>de</strong>n<strong>do</strong> ocorrer associada à floresta ciliar <strong>de</strong> carnaüba ou ao<br />

campo xerófilo.<br />

Situa-se em âreas <strong>do</strong> Litoral, Baturité, sertôes <strong>do</strong> Baixo Jaguaribe e <strong>do</strong> Salga<strong>do</strong>e<br />

Alto Jaguaribe. Abränge <strong>solos</strong> <strong>de</strong>riva<strong>do</strong>s <strong>de</strong> gnaisse referi<strong>do</strong> ao Pré-Cambriano<br />

Indiviso e <strong>de</strong> sedimentos arenosos, siltosos e argilosos nâo consolida<strong>do</strong>s <strong>do</strong> Holoceno.<br />

Relevo piano com altitu<strong>de</strong> varian<strong>do</strong> <strong>de</strong> 10 a 180 métros. Clima Aw' e<br />

BSw'h' <strong>de</strong> Koeppen e 4bTh, 4aTh e 4cTh <strong>de</strong> Gaussen. Vegetaçâo <strong>de</strong> caatinga hiperxerófila<br />

e flcresta ciliar <strong>de</strong> carnaûba.

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