Subsurface Drip Irrigation Demonstration and Research Project
The University of Arizona

Subsurface Drip Irrigation
Demonstration and Research Project
Department of Soil, Water,
and Environmental Science

About Subsurface Drip Irrigation AZdrip project layout and irrigation Design AZdrip installation of irrigation system Current Crop Results from past crops, project reports

Current Crop:

Broccoli Rogers/Syngenta
Planted: Nov 23, 2010
SDI wet date: Dec. 6, 2010
Harvested:   expected March

Plot configuration

Conventional SDI
3 drip lines

Permanent 80" (2.0 m) beds containing three drip lines spaced 19" (48 cm) apart and 9" (23 cm) deep.
Conventional SDI
2 drip lines

Configured as 80" (2.0 m) beds with two drip lines 40" (1.0 m) apart
Orgainicl SDI
3 drip lines

Permanent 80" (2.0 m) beds containing three drip lines spaced 19" (48 cm) apart and 9" (23 cm) deep.
Orgainicl SDI
2 drip lines

Configured as 80" (2.0 m) beds with two drip lines 40" (1.0 m) apart
Conventional and orgainc Furrow

convential furrow nirrigation, 40" beds


















Crop Water Use

Organic/Conventional
SDI
Water Applied
Water Use Efficiency
Establishment
Total
.
. .
cm (in)
kg yield/ha (lbs/ac)
Conventional
2 line
 . .
----
Conventional
3 line
 . .
----
. .
.
Organic
2 line
 . .
----
Organic
3 line
 . .
----
. .
.
Furrow
 . . .
----
. . . . .




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Arizona Crop Information Site

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