Press Release by California Department of Food and Agriculture 

Registration is now open for the 30th annual Nutrient Management Conference, hosted by the California Department of Food and Agriculture’s (CDFA) Fertilizer Research and Education Program (FREP) and Western Plant Health (WPH). This year’s conference will be held at the Wyndham Visalia, in Visalia, CA, October 26-27, 2022, and includes a tour of the Kearney Agricultural Research and Extension Center in Parlier, CA, on October 25.

The Nutrient Management Conference brings together industry professionals and academic researchers to learn about and share the latest research and innovative management practices for fertilizing materials. This year’s conference agenda includes information on nitrogen removal coefficients; nitrogen and irrigation management in annuals and perennials; biosolids in small grains; the nitrogen mineralization model; CropManage; nitrogen management training for crop advisors; rising input costs; and groundwater protection targets.

Early conference registration (through October 14) is $200 and currently enrolled students pay $130. Late registration fees (after October 14) are $230 and $140 for students. Continuing education units (CEUs) for Certified Crop Advisers and Self-Certified Growers will be available for the tour and conference.

Upon registration, conference attendees can sign-up for the free farm tour on October 25 (limited space available). Tour attendees will visit agricultural research plots at the Kearney Agricultural Research and Extension Center that demonstrate efficient irrigation and nutrient management practices across multiple cropping systems.

A “poster session” will be held the evening of October 26 for undergraduate and graduate students, researchers and industry members to present their ongoing research, outreach or demonstration projects in California related to irrigation and nutrient management. FREP does not accept abstracts/posters related to proprietary product development, testing or promotions. To present a poster at the conference, submit abstract(s) to by October 14, 2022. One presenter per accepted abstract will receive free conference registration.

To view the agenda, call for posters and register online, visit the conference website: Conference protocols will adhere to state and local health guidelines. For more information, please contact FREP staff at or (916) 900-5022.

For over 25 years, FREP has funded more than 250 research projects focusing on nutrient and irrigation management in California cropping systems. For more information, visit the FREP project database of completed and ongoing projects at:

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