Evaluationd u transport solidee t de loenvasemendta nsl e bassin versant du kusob
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Date
2012
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Journal ISSN
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Publisher
University of M'sila
Abstract
The K'sob Wadi is one of the iargest rivers in the region of El Hodna to which a quantity of these rivers
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rivers,a nda fterh is releasefr om the hills of Medjanaa ndB ordj Bou Arreridj andt hroughm ucho f the mountainsto
finish at Maadid Chot El-Hodnai ts upperb asinv alleysM edjanat o the masso f Maadid 1462.54km2 , while the
averagea nnualr ainfall of 343mm,P recipitationt hat reachesit s maximuml imit twice a year to the Novembern
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* r ë '
annuala veragec apacity1 .8m3/secondyee,t this ability is far from realityk nowingt hat it variesb etweenz erod uring
heatw avesd uringt he dry seasona ndh undredso fmetersd uringt he rainy seasona ndf looding.
We usedt he two mentionedm odelst o assestsh e annuals iltationb asino ud El-K'Sobd uring1 986-2008
=nd ila:' c! vr,:,;,.yiÉ'ir; ---uring ihe rec;;lis" zr.hievel !v-J. v ev g.vai i,-.h rnr'4el -çiith 2;.!tt-7.1-j 5.12 riie=i;rrei1 :f f!'ie K's-ah dg1-1.
In the second phase of this work" we evâluated the error of each model at the annual average and critical
analysis which shows that the equation ANRH, ANBT gave better results residues by the AGQ-PISA models
demonstrating most of the data. Thèse estimâtes are below the level of the annual average.
f l - - . - - . ^ - J - - V ' - ^ L " - . - r ^ - - L ^ J r f - J - - L - - l - - - - - t L - r : - - - , - - - * - * L : - - - - 1 - - - : ^ / ^ / a ^ \ l t f c Â