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. . . . . ** , , 193, 68200, . E-mail: spotouridis@gmail.com

, . , , , ( ) . . 1727,763 km2 . . ..., (U.S.L.E.) Gavrilovic, Zemljic (1971) Kronfeller-Kraus.

: , U.S.L.E., Gavrilovic, Kronfeller-Kraus, . . , (, 1995). , . ( 1995, 2001). , , , . ( , 1990):

- .

- .- .

- .

- .

- , , , .

.

(Universal Soil Loss Equation), Gavrilovic, Zemljic (1971) Kronfeller-Kraus, .

( 2.327 m) , , , ( ), . (2.286 m), (1.170 m) (2.116 m). , , .

1. .Figure 1. The research area 3 : (1) , (2) - ( ) . (3) - . , Corczynski . Csa . 22C Cfb. (, 2001). 4 , : Quercus coccifera , Pistacia lentiscus, Quercus coccifera Quercus frainetto, Abies borisii-regis Abies cephalonica. Platanus orientalis Salix alba.

1:50000 (...). , 20 m. Arcmap 9.3 5 m. 5 m 10 m.

.

.... (1:500.000 1:50.000).

corine land cover, 2000 (Corine, 2000).

() , , . , , (, 1995). , (, 2001). (, .), , , , (Meritt et al. 2003). , (Vrieling et al. 2006, Tazioli 2008).

. (Wheater et al. 1993, Meritt et al. 2003). , (Universal Soil Loss Equation, USLE) (Universal Soil Loss Equation, USLE) (Wischmeier and Smith, 1965, 1978) . , .

:A = RKLSCP: : (tons/ha/year)R : (Rainfall erosivity factor). : (Soil erodibility factor).LS: (Topographic factor), L (slope length factor) S (slope gradient factor).C : (Vegetation cover factor). : (Support practice factor).

.

R

, 30 .

:

: (J/m2).

30 : 30 min, (mm/h).

t j : /,, (h).

. R , R , ( 30 min ). , R (isoerodent maps), .

, (mm), R, Kirkby Morgan (1980):

R = P: = 0.1 0.05 .

(Schwertmann et al. 1990) ( , 1995):

R = 0.83N-17.7:

R [MJ*mm/(ha*h)] , [mm] . . . , , . , , , Von Neumann . ( , 2006). (Digman, 1994), . ( , ). 70%, :

:

: ,

Ps : (%), (0.002