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

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SOLO<br />

18 — PODZOLICO VERMELHO AMARELO A mo<strong>de</strong>ra<strong>do</strong><br />

textura argilosa e média (ocorre em ârea <strong>de</strong> simbolo<br />

PE3).<br />

19 — PODZOLICO VERMELHO AMARELO A fraco e<br />

mo<strong>de</strong>ra<strong>do</strong> textura média (ocorre em ârea <strong>de</strong> sîmbolo<br />

AQd4).<br />

20 — PODZOLICO VERMELHO AMARELO A fraco textura<br />

média cascalhenta (ocorre em ârea <strong>de</strong> simbolo<br />

LVel).<br />

21 — 'PODZOLICO VERMELHO AMARELO abrûptico A<br />

fraco textura arenosa/média (ocorre em âreas <strong>de</strong><br />

- - sfmbolos PV3, PV4 e REe2). -<br />

RELAÇAO ENTRE OS SOLOS E 0 MEIO-AMBIENTE<br />

CONDIÇOES DO MEIO-AMBIENTE<br />

tros no Litoral. Clima Amw' <strong>de</strong> Koeppen e 6b <strong>de</strong> Gaussen (Baturité) e Aw' <strong>de</strong><br />

Koeppen e 4cTh <strong>de</strong> Gaussen (Litoral), com precipitaçâo pluviométrica média anual<br />

<strong>de</strong> 1.250 a 1.7<strong>00</strong> mm. Vegetaçào <strong>de</strong> floresta subperenifólia (Baturité) e <strong>de</strong> floresta<br />

subcaducifólia e transiçâo floresta/caatinga (Litoral).<br />

Zonas <strong>de</strong> Baturité e <strong>do</strong> Litoral. Abränge <strong>solos</strong> <strong>de</strong>senvolvi<strong>do</strong>s <strong>de</strong> gnaisse, migmatito<br />

ou granito, com provâvel influência <strong>de</strong> material retrabalha<strong>do</strong> nos horizontes superficials.<br />

Relevo montanhoso com altitu<strong>de</strong>s varian<strong>do</strong> <strong>de</strong> 2<strong>00</strong> a 7<strong>00</strong>. métros. Clima<br />

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

<strong>de</strong> 1.2<strong>00</strong> a 1.3<strong>00</strong> mm. Vegetaçào <strong>de</strong> floresta subperenifólia.<br />

Zonas <strong>do</strong> Litoral, Baturité e sertäo <strong>do</strong> Baixo Jaguaribe. Abränge <strong>solos</strong> <strong>de</strong>senvolvi<strong>do</strong>s<br />

<strong>de</strong> sedimentos areno-argilosos referi<strong>do</strong>s ao Terciârio, Grupo Barreiras, recobrin<strong>do</strong><br />

rochas <strong>do</strong> Pré-Cambriano. Relevo piano, altitu<strong>de</strong> varian<strong>do</strong> entre 30 e 70<br />

métros. Clima Aw' e BSw'h' <strong>de</strong> Koeppen e 4bTh, 4cTh e 4aTh <strong>de</strong> Gaussen, com<br />

precipitaçâo pluviométrica média anual <strong>de</strong> 1.<strong>00</strong>0 a 1.3<strong>00</strong> mm. Vegetaçào <strong>de</strong> caatinga<br />

hipoxerófila e <strong>de</strong> transiçâo floresta/caatinga.<br />

Zona <strong>do</strong> Litoral. Gompreen<strong>de</strong> <strong>solos</strong> origina<strong>do</strong>s <strong>de</strong> sedimentos areno-argilosos referi<strong>do</strong>s<br />

ao Terciârio, Grupo Barreiras, recobrin<strong>do</strong> rochas <strong>do</strong> Pré-Cambriano. Relevo<br />

piano, altitu<strong>de</strong> varian<strong>do</strong> <strong>de</strong> 10 a 40 métros. Clima BSw'h' <strong>de</strong> Koeppen e<br />

4aTh <strong>de</strong> Gaussen, com precipitaçâo pluviométrica média anual <strong>de</strong> 750 a 850 mm.<br />

Vegetaçào <strong>de</strong> caatinga hiperxerófila.<br />

Ocupa gran<strong>de</strong>s extensôes na zona <strong>do</strong> sertao <strong>do</strong> Baixo Jaguaribe e pequenos trechos<br />

<strong>do</strong> Pereiro, e <strong>do</strong>s sertôes <strong>do</strong> Médio Jaguaribe e Central. Compreen<strong>de</strong> <strong>solos</strong> <strong>de</strong>senvolvi<strong>do</strong>s<br />

<strong>de</strong> arenitos cinzentos e arenitos feldspâticos (em algumas âreas) da<br />

Formaçâo Açu, referi<strong>do</strong>s ao Cretâceo. Relevo piano e suave ondula<strong>do</strong>, altitu<strong>de</strong><br />

<strong>de</strong>-50-a 130 métros.- Clima BSw'h' <strong>de</strong> Koeppen e 4aTh <strong>de</strong> Gaussen, com-precipitaçâo<br />

pluviométrica média anual <strong>de</strong> 550 a 750 mm. Vegetaçào <strong>de</strong> caatingas hipoxerófila<br />

e hiperxeróf ila.

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