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l'erosion hydraulique au maroc son calcul et son controle

l'erosion hydraulique au maroc son calcul et son controle

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FrcunB 3<br />

Analyse graphique de la relation enfre l'érosion (Qsa), la lame<br />

d'e<strong>au</strong> ruisselée (Qla) <strong>et</strong> la h<strong>au</strong>teur moyenne (H) du bassin versant<br />

a::-:/..4<br />

H<br />

h<br />

.r{<br />

+<br />

r0<br />

+

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