Method

Mississippi

Arkansas

Louisiana

National average

Farms (%)

Condition of crop (visual)

47.2

48.8

56.7

43.9

Feel of soil

23.9

20.6

16.5

24.8

Daily crop evapotranspiration (ET)

9.6

3.8

2.2

3.4

Personal calendar schedule

7.9

10.8

13.7

10.1

Soil moisture sensing device

4.6

3.4

1.9

4.4

When neighbors irrigate

2.2

2.5

1.2

3.0

Commercial or government scheduling device

1.4

3.4

1.8

2.7

Plant moisture sensing device

0.1

1.3

1.1

0.8

Computer simulation models

0.2

0.5

0.3

0.6

Scheduled by water delivery organization

0.1

0.3

0.7

3.6

Other

3.0

4.7

3.9

4.6