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Table 12 Causative factors of human-induced land degradation types

From: Assessment of land degradation and implications on agricultural land in Qalyubia Governorate, Egypt

Profile No.

Mapping unit

Water logging

Compaction

Salinization

Alkalization

1

I1

i/d/o

–

–

–

2

I2

i/d/o

–

–

o

3

SI1

i/d/o

–

–

–

4

SI2

i/d/o

o

–

o

5

L1

i/d/o

o

o

–

6

L2

i/d/o

o

o

o

7

O.M1

i/o

m/o

mi

mi

8

O.M2

i/o

m/o

mi

mi

9

O.B1

i/o

m/o

mi

mi

10

O.B2

i/o

m/o

mi

mi

11

D.B1

i/o

m/o

mi/o

mi/o

12

D.B2

i/o

m/o

mi/o

mi/o

13

T.B

–

–

mi

mi

14

T1

–

–

–

–

15

T2

–

–

o

o

  1. Where i: over irrigation, mi: poor management of irrigation scheme, m: improperly timed used of heavy machinery, d: human intervention in natural drainage, o: other activities which include shorting of the follow periods and the absence of conservation measurements