@article{fdi:010074254, title = {{C}rusting, runoff and sheet erosion on silty loamy soils at various scales and upscaling from m2 to small catchments}, author = {{L}e {B}issonnais, {Y}. and {B}enkhadra, {H}. and {C}haplot, {V}incent and {F}ox, {D}. and {K}ing, {D}. and {D}aroussin, {J}.}, editor = {}, language = {{ENG}}, abstract = {{W}ater erosion is one of the most active processes in soil genesis and dynamics. {I}t is also at the origin of significant environmental problems. {S}oil surface state is one of the most important factors for erosion risk assessment. {H}owever, it is not easy to determine the effect of this factor at a large scale. {A} field experiment was held in {P}ays de {C}aux ({N}ormandy, {F}rance) in order to study and quantify crusting, runoff and sheet erosion at the cultivated field and catchment scales. {W}e measured crust formation, runoff and erosion during two seasons on 1-m(2), 20-m(2) and 500-m(2) experimental plots and on a small catchment. {R}esults allow a ranking of the most important factors influencing crusting and erosion at the different scales. {T}hey also enable the development of relationships for upscaling from small plot results to the cultivated field and catchment for specific conditions. {H}owever, upscaling from plots to catchments is generally difficult and needs to take catchment spatial structures into account. {W}e distinguish between runoff and erosion scale transfer, the latter being at the origin of specific problems that need further research to be solved.}, keywords = {}, booktitle = {}, journal = {{S}oil and {T}illage {R}esearch}, volume = {46}, numero = {1-2}, pages = {69--80}, ISSN = {0167-1987}, year = {1998}, DOI = {10.1016/{S}0167-1987(97)00079-2}, URL = {https://www.documentation.ird.fr/hor/fdi:010074254}, }