Directors

Loren Oki
Department of Plant Sciences
UC Davis

David Fujino
California Center for Urban Horticulture
UC Davis

UCNFA Partners

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Articles

By: Bruno J. L. Pitton, Lorence R. Oki, Darren L. Haver, and Grant E. Johnson

Clean it up by Sarah A. White, John Majsztrik, Bruno J.L. Pitton and Lorence R. Oki. (2020)

"The use of these online tools will help keep your irrigation water free from disease agents." Originally published in Nursery Management - Link to website

How Long will it last? by John Majsztrik, Bruno Pitton, Lorence Oki, and Sarah White. (2020)

"Learn how three important tools can help you better understand the availability of your water resources." Originally published in Nursery Management - Link to website

Improving Irrigation Efficiency Reduces Water Use by Andrew Ristvey, Lorence R. Oki, Darren L. Haver and Bruno J. L. Pitton. (2017)

"Whatever the method of irrigation, growers must manage water resources for cost savings as well as resource efficiency. Researchers with the Clean WateR ³ coalition provide real-world solutions to managing irrigation to reduce water use." Originally published in American Nurseryman - Link to Article (PDF)

Irrigation System Checkup by by John Majsztrik, Bruno Pitton, Lorence Oki, and Sarah White. (2020)

"Proper use of these tools will increase water use efficiency at your operation." Originally published in Nursery Management - Link to website

The Payoff of Recycling Nursery Water by Bruno J. L. Pitton, Lorence R. Oki, Darren L. Haver and Grant E. Johnson. (2017)

"Creative sourcing and responsible treatment helps Altman Specialty Plants realize savings in recycling its irrigation runoff water ." Originally published in American Nurseryman - Link to Article (PDF)

Slow Sand Filters by Bruno J. L. Pitton, Lorence R. Oki and Sarah A. White.

"A biological treatment technology to remove plant pathogens from irrigation water proves both efficient and economical, if designed and implemented appropriately ." Originally published in American Nurseryman - Link to Article (PDF)

Tools

Clean WateR3 Tools(Link to external website)
As a part of the Clean WateR³project, researchers from multiple institutions across the nation developed a wide array of tools for growers that provide guidance on water quality, fertilizers, pH, pathogens, scheduling and more. Many of the tools have a video guide to assist with using the tool.

Irrigation Uniformity Worksheet (Excel file will download)
Having an efficient irrigation system is key to manageing water resources under drought conditions. Click on the link above to download this Excel worksheet developed by Loren Oki and Darren Haver of UC Cooperative Extension. This worksheet will calculate the distribution uniformity of an irrigation system when measurements of the water volume captured in catch cans is entered.