Table 2 Soil areas by category of erosion feature (Salavatskiy district of the Republic of Bashkortostan).

From: Soil fertility analysis in the Republic of Bashkortostan

No

Erosion feature

According to the results of the soil survey of 2021

According to the results of the 1972 soil survey

ha

%

ha

%

1

Heavily washed

111.9

0.1

112

0.1

2

Medium washed

4508.9

3.9

5254

3.9

3

Lightly washed

67,445.2

58.2

77,702

58.6

4

Unwashed

36,985.5

31.9

44,488

33.5

5

Soils not included in the gradation

6844.8

5.9

5192

3.9

Total

115,896.2

100.00

132,751

100