• 2015 Latino Farmer Conference Planning Staff: Rex Dufour NCAT/ATTRA, Christine Chavez USDA/NRCS, Thea Rittenhouse NCAT/ATTRA, Victor Hernandez USDA/ NRCS

  • CA organic farmer Chris Hay discusses a hedgerow planting that NCAT-CA and NRCS staff helped to plant. This tour was a part of the 2016 California Small Farm Conference.

  • California specialists Ann Baier and Pamela Wolfe provide technical assistance and resources for farmers at the 2015 Latino Farmer Conference in Fresno, Ca

  • Rex and Clover (Say Hay farm dog) inspecting leafy veggies for thrips, aphids, loopers and bagrada bug

  • NCAT California Staff: Ann Baier, Pamela Wolfe, Thea Rittenhouse, and Rex Dufour

  • Flowers blooming in early April in a Conservation Cover Crop with 18 species of native flowers at Say Hay Farm in Esparto, California

  • NCAT specialist Rex Dufour leads a workshop about conservation best practices for Sacramento County

NCAT Western Regional Office


Contact NCAT’s California Office

36355 Russell Blvd.
PO Box 2218
Davis, CA 95617
800-411-3222 (Spanish Toll Free Hotline)


NCAT’s California office is located at the historic Glide Ranch in Davis, with the Community Alliance with Family Farmers. The California office helps NCAT to meet the needs of a large and diverse agricultural community. It serves as a hub for NCAT’s work with immigrant and Spanish-speaking farmers.

NCAT collaborates with many government agencies and nonprofit organizations in the region, offering training on transitioning to organic agriculture, direct marketing, and other sustainable agriculture topics.

The NCAT/ATTRA California office has three staff members, all with different areas of expertise to assist farmers and ranchers throughout California, Nevada, Washington, Oregon, Hawaii and Arizona. The office is located in Davis, California, near the state capital of Sacramento. The specialists focus on training, technical assistance, and support related to sustainable agriculture production. They provide individual assistance to farmers and ranchers on a variety of topics. Whether you are a farmer wanting to transition to organic farming, develop a marketing plan for your new farm business, integrate livestock or poultry into your farm business, need someone to decipher your soil test, find out about USDA cost share programs, need assistance with implementing CAP 138 plans, or someone to give advice on your cover crop rotation… we are here to help! Call our office at 530-792-7338 or email us at the contacts listed below.


Current Grant Projects

WSARE PDP Small Farm Tools: This project aims to increase small-scale farmer access to innovative, practical, and economically viable farm equipment by providing agricultural professionals with hands-on opportunities to use and experiment with small-farm tools and resources to share with farmers in their communities.

WSARE Biosolarization: The aim of this project is to conduct on-farm biosolarization experiments to ground-truth its efficacy and usefulness as an effective seed management tool on the farm.

Regenerative Agriculture Foundation: This project aims to inspire farmers and accelerate the adoption of RA in California through innovative outreach strategies which include highlighting farmers who implement RA practices via on-farm workshops, offering educational resources and technical assistance to interested farmers about RA practices, as well as providing conservation practice inputs (i.e. cover crop seeds and hedgerow plants) for interested farmers to get started

Patagonia Project: This project aims to fill a major support gap in CA for underserved farmers in California (CA) by providing the necessary technical assistance to develop and implement more climate-resilient agricultural land use practices and improve overall on-farm sustainability.

ERME Hemp Project: Helping farmers navigate the risks and challenges of producing and selling hemp in California and Oregon.

CARCD Veterans Training Project: Help veterans become farmers. Three virtual workshops, and a 5-day intensive training scheduled for late April 2022 in San Diego.

Pest Management Alliance Grant: Focus is working with Hmong and Mien growers in Sacramento and Fresno areas to provide safer and sustainable weed management practices and other conservation practices such as hedgerows and compost use.

CDFA Healthy Soils Program Technical Assistance Provider: This project aims to help growers understand conservation practices and help them apply and implement the practices, including Latino growers.



Rex Dufour:

Western Regional Director
Rex Dufour has been with NCAT since 1994, and opened the California office for NCAT in 2001. The focus of his work is training agriculture professionals on organic practices and certification, ecological pest management, ecological soil management, and on-farm beneficial habitat. He has been trained by the International Organic Inspectors Association (IOIA)as an organic crop inspector, and is registered with Natural Resource Conservation Service (NRCS) as a Technical Service Provider (TSP) in California and Nevada. Rex can speak Lao and Thai.

Katherine Favor:

Katherine is a Sustainable Agriculture Specialist at the National Center for Appropriate Technology’s western regional office in Davis, California. She holds a Master of Science degree in Agroforestry from the University of Missouri – Columbia and a bachelor’s degree in Viticulture and Sustainable Agriculture from Cal Poly San Luis Obispo. Katherine has both designed and managed perennial farms for over ten years and is a certified Permaculture Designer. Prior to working at NCAT she worked on agroforestry projects in the Peace Corps in Paraguay, managed an organic vineyard, worked on a pastured poultry silvopasture and urban food forest system, and spent two years in Argentina researching vineyard agroforestry systems for her master’s thesis. She has also worked as an educational program coordinator and outreach coordinator for several environmental organizations throughout California, and has authored several publications on agroforestry. She is passionate about the intersection of natural resources conservation, food security, and community well-being, and has a specialized interest in the utilization of perennials to create regenerative farm-scapes.

Omar Rodriguez:

After receiving his degree in International Agriculture Development from UC Davis, Omar journeyed to South America where he worked with small farmers to encourage diversification, business development, alternative technologies and reforestation. In the two years since, he’s been managing several farmers’ workers in the Bay Area and working on an 80 acre permaculture farm in Montana. Omar will use his skills and knowledge to reach farmers within the Latino community. Omar is fluent in Spanish.



Martin Guerena:

Martin most recently served as the Integrated Pest Management Specialist with the city of Davis, California. He is also a licensed Pest Control Advisor and has experience as a teacher, farm manager and extension agent with the University of Arizona. Martin adds his technical writing and outreach experience to the NCAT team.



26 Miles of Hedgerows: California Project Update

NCAT’s Western office has completed the first year of its hedgerow planting project. NCAT secured funding to provide hedgerow plants and technical assistance to farmers across California, taking us from as far south as San Diego to Crescent City in the north. All told, we delivered to 80 farmers who ran the gamut of what… Continue Reading

Creating Habitat for Beneficials to Control Aphids

By Rex Dufour, NCAT Sustainable Agriculture Specialist Photo: Cover crop mix on April 28, 2020. Red crimson clover, mixed with orange California poppy, blue California Phacelia, and pink Persian clover (lower left). These flowers support large populations of predators, parasites, and pollinators.   For the past growing season, my staff and I have been involved… Continue Reading

Exploring the Garden for Beneficial Insects!

By Jamie Fanous, Sustainable Agriculture Specialist Like many, during these challenging times, I’ve turned to home gardening! I’ve used gardening as an opportunity to reconnect with nature and clear my head, all while staying close to home during the quarantine. Interested in home gardening? Need to build a raised garden bed frame? Check out this… Continue Reading

Avocados: Fruit Set Challenges and Propagation

By Omar Rodriguez, NCAT Agriculture Specialist Having decided to settle down in a suburb, my parents had limited space to grow all of the plants that they wanted. One thing was for certain: avocados would be a part of the mix. Starting with one tree in the back yard, yields were lacking and we couldn’t… Continue Reading

The Plight of the Monarch

  Many of the insect species we depend on for pollination, pest control, and recycling activities are also casualties (although unintended) of the systems we have put in place to provide food for our growing population. The monarch butterfly is emblematic of the broader challenges we face as land stewards and protectors of the environment.… Continue Reading

The Latino Farmer Conference is Coming!

It’s just over two months until the 5th annual Latino Farmer Conference, set for Tuesday, November 19, in Tulare, California. This year’s conference will be held at the Tulare International Agri-Center. The goal of the conference is to share information about sustainable agriculture production to fill knowledge gaps that are impacting Latino farmers. In order… Continue Reading

Planting a Hedgerow with Sequoia Farms

One of our favorite things at NCAT is get out to the field and help farmers implement projects that help the farmer as well as the little critters with whom we share our farm spaces. On this visit to Sequoia Farms, we had the opportunity to help design and plant a hedgerow. A hedgerow in… Continue Reading