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GroundwaterIntro
DRAI - Drainage and infiltration

High groundwater level

DRAI02
00:00 / 00:35

DRAI03
00:00 / 00:26

DRAI04
00:00 / 00:15
Drainage ditches

DRAI05
00:00 / 00:30

DRAI06
00:00 / 00:39

DRAI07
00:00 / 00:45

DRAI08
00:00 / 00:22

DRAI09
00:00 / 00:12

DRAI10
00:00 / 00:52

DRAI11
00:00 / 00:14

DRAI12
00:00 / 00:10

DRAI13
00:00 / 00:18
Sub-surface drains

DRAI14
00:00 / 00:16

DRAI15
00:00 / 00:35

DRAI16
00:00 / 00:25

DRAI17
00:00 / 00:54

DRAI18
00:00 / 00:59

DRAI19
00:00 / 00:20

DRAI20
00:00 / 00:34
Level-controlled drainage

DRAI21
00:00 / 00:50
Vertical drainage

DRAI22
00:00 / 00:32
Maintenance

DRAI23
00:00 / 00:56
Irrigation

DRAI24
00:00 / 00:30

DRAI25
00:00 / 00:46

DRAI26
00:00 / 01:00

DRAI27
00:00 / 00:30

DRAI28
00:00 / 01:26

DRAI29
00:00 / 01:03
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