Relevant software for irrigation water management:-
Relevant link to Crop water requirements according FAO-Irrigation and Drainage paper, No.56, 1998.
Useful links for data basis and organizations :
http://themes.eea.eu.int/Specific_media/water/data
http://www.worldwater.org/links.htm
http://www.worldwater.org/waterData.htm
http://www.worldbank.org/data/databytopic/databytopic.html
http://www.fao.org/waicent/portal/statistics_en.asp
http://www.worldbank.org/data/
http://www.worldbank.org/data/onlinedatabases/onlinedatabases.html
http://www.planbleu.org/vanglaise/4-2a.htm
http://www.planbleu.org/vanglaise/4-0a.htm
http://keywater.vub.ac.be/RTD/Library/Default.asp?OrderBy=Country
http://www.ciheam.org/en/recherche/default.htm#env
http://dbs.cordis.lu/cordis-cgi/srchidadb?CALLER=LATESTENEVENTS
http://soilweb.tripod.com/m-r.htm
http://www.fao.org/ag/agl/agll/prosoil/saline.htm
http://www.unesco.org/water/water_links/Water_Issues/Water_use/Industry/
http://www.unep.or.jp/ietc/wwf3/resources.asp
http://plantsdatabase.com/go/2508/
http://doga.ogs.trieste.it/medar/
http://www.cru.uea.ac.uk/cru/projects/medalus/data.htm
http://www.grid.unep.ch/data/grid/gnv185.php
http://www.rnde.tm.fr/anglais/ba/baba0006.htm
http://www.wetlands.org/RDB/Ramsar_Dir/Algeria/DZ005D02.htm
http://network.idrc.ca/ev.php?URL_ID=5550&URL_DO=DO_TOPIC&reload=1054832587
http://www.comune.livorno.it/lem/db/pages/ContactIndex.html
http://water.nml.uib.no/about/links.php
http://europa.eu.int/comm/research/inco/leaflets/2002/mediterranean/page03_en.html
http://www.ec-gis.org/mednps.htm
http://netserver.iamb.it/en/index.htm
http://www.unep.org/water/regseas/medu.htm
http://www.fao.org/ag/agl/agll/prosoil/calc.htm
http://etd.pnl.gov:2080/data.html
http://water.usgs.gov/data.html
http://www.geog.le.ac.uk/cti/hydr.html