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:

Cotton
variety: ST4554B2RF
               Boll Gard II, Roundup Ready Flex
               Stoneville

Plot configuration

Plot 1

High frequency irrigation.  Permanent 80" (2.0 m) beds containing three drip lines spaced 19" (48 cm) apart and 9" (23 cm) deep.

Plot 2

High frequency irrigation.  Configured as 40" (2.0 m) beds with a single drip in bed center, 9" (23 cm) deep.

Plot 3

Low frequency irrigation.  Permanent 80" (2.0 m) beds containing three drip lines spaced 19" (48 cm) apart and 9" (23 cm) deep.

Plot 4

Furrow irrigation.  40" beds.

Plot 5

Low frequency irrigation.  Configured as 40" (2.0 m) beds with a single drip in bed center, 9" (23 cm) deep.

Planted: 04/04/2007
Harvested: 10/05/2007

Planting cotton 80" beds

2007 cotton germination



.

Click on the links below to view current crop growth stage,
water use totals, or status of soil water tension (SWT)

Growth Stage
Water Use
High Frequency SWT
Low Frequency SWT
Yields
Discussion



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Arizona Crop Information Site
Arizona Crop Information Site

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