This report summarises the process and outcomes of a three-year-long project, investigating technologies for improving vegetable irrigation efficiency that are useful, practical, profitable, and adoptable. It provides recommendations for root zone monitoring, and the science behind those guidelines. It also details information on optimising drip irrigation infrastructure and diagnostic tools suitable for irrigation consultants. It describes the development of crop models for sweetcorn, broccoli, green beans, and lettuce, as welll as economic analytical tools, outlining their strengths and potential uses. It also provides recommendations for further research and extension of project results.

This project has been funded by Hort Innovation, using the research and development levies listed below and contributions from the Australian Government. Hort Innovation is the grower-owned, not-for-profit research and development corporation for Australian horticulture.

• Vegetable Fund