Irrigation

USDA Irrigation Page - Handbooks, training materials, and other resources from United States Department of Agriculture.
http://www.wcc.nrcs.usda.gov/nrcsirrig/

Center Pivot Irrigation Systems - Blog concerned with these irrigation systems and their components. Also provides news about irrigation and agriculture.
http://pivotirrigation.blogspot.com/

Gender Water Alliance - An Associated Programme of the Global Water Partnership (GWP) funded by the governments of the Netherlands and United Kingdom. Works under the premise that "effective, efficient and equitable water resources management is only achieved when both women and men are involved in integrated water resource management."
http://www.genderandwateralliance.org/

The Irrigation Association - Updates on irrigation equipment. Handbooks and tips.
http://www.irrigation.org/

Trickle Irrigation Calculator - Calculations for designing trickle irrigation systems.
http://www3.telus.net/public/c_burton/indexdrip.htm

Irrigation Association of Australia - Provides information about the irrigation industry and standard practices.
http://www.irrigation.org.au/

WCA infoNET - Water Conservation and Use in Agriculture - Publications, documents and data, computer programs, and discussion groups on the subjects of water, irrigation and drainage.
http://www.wca-infonet.org

International Commission on Irrigation and Drainage - Managing water for sustainable development. Holds meetings in the UK, publishes a magazine and participates in international conferences and working groups on issues affecting world food security.
http://www.icid.org.uk/

International Water Management Institute - Contains information about irrigation systems and better water management.
http://www.iwmi.cgiar.org/

Free Landscape Sprinkler Irrigation System Design Tutorial - Describes what information to collect, what equipment one would need, and determine pipe size requirements.
http://www.irrigationtutorials.com/sprinkler00.htm

Texas Waternet - Texas Water Resource Institute. Has articles and links about irrigation and water management.
http://twri.tamu.edu/

Irrigation Training and Research Center - University web site. Focusing on irrigation training and research.
http://www.itrc.org/

Waterright.com.au - Provides information on water management and usage, simple irrigation systems.
http://waterright.com.au

Water Management and Irrigation Systems Group - Part of the Food and Agriculture Organisation. Presents information on its activities and programmes, including events, on-line publications, software and guidelines.
http://www.fao.org/landandwater/aglw/watermanagement/

BIE: Irrigation Engineering Software - Computer software developed by the Software Engineering Division of the Biological and Irrigation Engineering Department.
http://www.engineering.usu.edu/bie/software/

Water Quality Handbook for Nurseries - Information on nursery management practices including water quality, best management, nutritional management, irrigation, IPM, pesticides, capturing and recycling water, and doing an environmental audit. [PDF]
http://pods.dasnr.okstate.edu/docushare/dsweb/Get/Document-2222/e-951.pdf

Wetland Reservoir Subirrigation Systems - Article describes a system comprised of a wetland and a water storage reservoir linked to a network of subsurface pipes used at different times to either drain or irrigate crops through the root zone.
http://www.landandwater.com/features/vol44no3/vol44no3_1.html

Irrigation Engineering - A list of articles and online reference material, published by the Cooperative Extension at the University of Nebraska.
http://ianrpubs.unl.edu/irrigation/index.htm

International Irrigation Center - An irrigation support site with links to equipment information and news.
http://www.engineering.usu.edu/bie/IIC/IIC.htm

Mission Regionale Eau-Agriculture - The French Mission for Water and Agriculture implements cooperation projects concerning water uses in agriculture in Jordan, in the Palestinian Territories and in Lebanon. Several topics are dealt with: irrigation efficiency, tensiometry, agricultural water reuse, and high-added-value crops.
http://www.mrea-jo.org/

FAO: Water Resources, Development and Management Service - Promotes efficient use and conservation of water resources to achieve food security and sustainable agriculture and rural development.
http://www.fao.org/ag/AGL/AGLW/AGLW.HTM

Weather Monitoring and Irrigation Control - Remote data acquisition for weather monitoring and irrigation control. Also, water management, pest management, plant disease prediction.
http://automata-inc.com

A Ready Reference for Irrigation: Manual of Practice - Information for growers and their advisors on producing a water pollution reduction and control program.
http://cru.cahe.wsu.edu/CEPublications/eb1810/eb1810.html

ESI Environmental Sensors Inc. - Manufactures irrigation instrumentation for monitoring and controlling water.
http://www.esica.com/

Subsurface Drip Irrigation Demonstration and Research Project - University of Arizona. Subsurface drip irrigation demonstration and research project for the purpose of evaluating and disseminating information.
http://cals.arizona.edu/crops/irrigation/azdrip/azdripindex.html

Irrigation - This site discusses irrigation techniques using water from rivers.
http://www.dhisoftware.com/mikebasin/helpsys/MbasinIrrigation.htm

Center for Irrigation Technology - An independent research and testing facility, based at California State University. Dedicated to advancing irrigation technology.
http://cati.csufresno.edu/cit/