Livestock and Natural Resources
University of California
Livestock and Natural Resources

Livestock & Natural Resources Advisors & Specialists

UCCE Livestock & Natural Resources Advisors & Specialists

Photo of Edward R Atwill Edward R Atwill
Title: Director, Veterinary Medicine Extension
Specialty: Waterborne zoonotic disease, best management practices , microbial food safety, epidemiology
Unit: Veterinary Medicine Extension
Address:
Veterinary Medicine Extension
1089 Veterinary Medicine Drive
4207 Vet Med 3B
Davis, CA 95616-8736
Phone: (530) 754-2154
Fax: (530) 752-7181
Email: ratwill@ucdavis.edu

 

Photo of Sheila J. Barry Sheila J. Barry
Title: County Director Santa Clara / Livestock and Natural Resources Advisor, San Francisco Bay Area
Specialty: Rangeland Ecology and Management, Beef Cattle Production, Rangeland Conservation, Grazing Management,
County: Santa Clara County
Address:
UCCE Santa Clara County
1553 Berger Drive, Bldg. 1
San Jose, CA 95112
Phone: (408) 282-3106
Email: sbarry@ucanr.edu

 

Photo of Theresa A. Becchetti Theresa A. Becchetti
Title: Farm Advisor
Specialty: Livestock and Natural Resources, San Joaquin and Stanislaus Counties
County: Stanislaus County
Address:
University of California Cooperative Extension, Suite A. Corner of Service and Crows Landing
3800 Cornucopia Way
Suite A
Modesto, CA 95358
Phone: (209) 525-6800
Email: tabecchetti@ucanr.edu

 

Photo of Dr Steven L Berry Dr Steven L Berry
Title: CE Specialist Emeritus
Specialty: Dairy management and health; hoof health and lameness in dairy cattle; management , cow comfort and welfare.
Unit: Animal Science
Address:
1 Shields Avenue
2241 Meyer Hall
Davis, CA 95616
Phone: (530) 752-1279
Fax: 530-752-0175
Email: slberry@ucdavis.edu

 

Photo of Steven C Blank Ph.D. Steven C Blank Ph.D.
Title: Specialist in Cooperative Extension
Specialty: Financial Management, Risk and Decision-Making, Risk Management Tools, Management Methods
Unit: Agricultural & Resource Economics
Address:
Agricultural & Resource Economics
One Shields Avenue
2117 SS&H
Davis, CA 95616-8512
Phone: (530) 752-0823
Email: sblank@primal.ucdavis.edu

 

Leslie J Butler Ph.D.
Title: Specialist in Cooperative Extension
Specialty: Dairy Production, Marketing and Policy, Agricultural and Natural Resource Policy, Biotechnology, Technological Change, Public Policy Issues
Unit: Agricultural & Resource Economics
Address:
Agricultural & Resource Economics
One Shields Avenue
2117 SS&H
Davis, CA 95616-8512
Phone: (530) 752-3681
Fax: (530) 752-5614
Email: ljbutler@ucdavis.edu

 

Photo of Carol A Collar Carol A Collar
Title: CE Specialist
Specialty: Dairy, livestock and forage
Unit: Veterinary Medicine Extension
Address:
Veterinary Medicine Extension
One Shields Avenue
1383A Surge III
Davis, CA 95616-8736
Email: ccollar@ucdavis.edu

 

Photo of Josh S. Davy Josh S. Davy
Title: Livestock, Range, and Natural Resources Advisor
Specialty: Livestock, Range and Irrigated Pasture
County: Tehama County
Address:
Cooperative Extension Tehama County
1754 Walnut Street
Red Bluff, CA 96080
Phone: (530) 527-3101
Fax: (530) 527-0917
Email: jsdavy@ucanr.edu

 

Photo of Joseph DiTomaso Joseph DiTomaso
Title: CE Weed Specialist
Specialty: Non-crop areas, including weeds of rangeland, forestry, rights-of-way, roadside, wetlands, and natural sites and taxomony
Unit: Weed Science Program
Address:
Dept. of Plant Sciences, Mail Stop 4
290 Robbins Hall
Davis, CA 95616
Phone: (530) 754-8715
Fax: 530-752-4604
Email: jmditomaso@ucdavis.edu

 

Photo of Morgan P. Doran Morgan P. Doran
Title: Director, Advisor for Livestock and Natural Resources
Specialty: Livestock, beef cattle, sheep, nutrition, range management, irrigated pastures, grazing systems, ranch water quality.
Unit: Capital Corridor Cooperative Extension
Address:
Woodland Administrative Office
70 Cottonwood Street
Woodland, CA 95695
Phone: (530) 666-8738
Fax: 530-666-8736
Email: mpdoran@ucanr.edu

 

Daniel J Drake
Title: Farm Advisor
Specialty: Conducts research and educational programs in the areas of livestock, range and pasturing with emphasis on beef cattle, computer application, animal nutrition, particularly trace minerals and general agricultural marketing economics as key areas
County: Siskiyou County
Address:
Cooperative Extension Siskiyou County
1655 South Main Street
Yreka, CA 96097
Phone: (530) 842-2711
Email: djdrake@ucanr.edu

 

Photo of Sabrina L. Drill , Ph.D. Sabrina L. Drill , Ph.D.
Title: Natural Resources Advisor
Specialty: Watershed education, conservation and restoration of aquatic and wildland habitats and anadramous fishes, aquatic and terrestrial invasive species, fire ecology and landscape preparation, land use planning, environmental literacy. Associate Director of California Naturalist.
County: Los Angeles County
Notes: Covers Los Angeles and Ventura Counties
Address:
UC Cooperative Extension, Los Angeles County
700 W. Main St.
Alhambra, CA 91801
Phone: (626) 586-1975
Fax: (626) 943-3840
Email: sldrill@ucanr.edu

 

Photo of Julie Finzel Julie Finzel
Title: Farm Advisor
Specialty: Animal Science and Rangeland Ecology and Management
County: Kern County
Address:
Cooperative Extension Kern County
1031 South Mount Vernon Avenue
Bakersfield, CA 93307
Phone: 661-868-6219
Email: jafinzel@ucanr.edu

 

Photo of Larry C Forero Larry C Forero
Title: County Director
Specialty: Livestock and Natural resources
County: Shasta County
Address:
Cooperative Extension Shasta County
1851 Hartnell Avenue
Redding, CA 96002-2217
Phone: (530) 224-4900
Email: lcforero@ucanr.edu

 

Photo of William E Frost William E Frost
Title: CE Advisor, Emeritus
Unit: ANR Research and Extension Center System
Address:
UC Division of Agriculture and Natural Resources
2801 Second Street
Davis, CA 95618-7774
Phone: (530) 750-1312
Fax: (530) 756-1092
Email: wefrost@ucanr.edu

 

Photo of Holly A George Holly A George
Title: Livestock & Natural Resource Advisor
Specialty: Livestock, Multiple Use of Natural Resources & Community Development
Unit: Plumas Sierra
Address:
208 Fairground Road
Quincy, CA 95971
Phone: (530) 283-6262
Email: hageorge@ucanr.edu

 

Photo of Dr Melvin George Dr Melvin George
Title: CE Specialist, Emeritus
Specialty: Range and pasture improvement, grazing management, rangeland water quality, rangeland management practices, ranch planning, and ecological site descriptions.
Unit:
Notes: Current Projects: Online Learning, Wrangle.com, History of UC Rangeland Programs, Decision Support Data Base for Annual Rangelands, Ecology and Management of Annual Rangelands (Handbook), and Weather and Range Forage Production Modeling.
Address:
Department of Plant Sciences
One Shields Avenue
2232 Plant and Environmental Sciences Bldg
Davis, CA 95616-8780
Phone: (530) 219-4707
Email: mrgeorge@ucdavis.edu

 

Photo of Dr Alec C. Gerry Dr Alec C. Gerry
Title: Associate Professor and Cooperative Extension Specialist
Specialty: Veterinary Entomology
Unit: Entomology
Address:
Dr. Alec Gerry
900 University Ave
Department of Entomology, University of California
Riverside, CA 92521
Phone: (951) 827-7054
Fax: (951) 827-3086
Email: alec.gerry@ucr.edu

 

Photo of Dr Elise S Gornish Dr Elise S Gornish
Title: Cooperative Extension Specialist in Restoration Ecology
Specialty: Restoration of grassland habitats, climate change, plant demography, invasive species management
Unit: Department of Plant Sciences
Address:
One Shields Avenue, Mail Stop 1
Davis, CA 95616
Email: egornish@ucdavis.edu

 

Shermain D. Hardesty Ph.D.
Title: Specialist in Cooperative Extension
Specialty: Cooperative Theory, Management and Finance, and Food Marketing Systems
Unit: Agricultural & Resource Economics
Address:
Agricultural & Resource Economics
One Shields Avenue
2117 SS&H
Davis, CA 95616-8512
Phone: (530) 752-0467
Email: shermain@primal.ucdavis.old

 

Photo of John M Harper John M Harper
Title: Strategic Initiative Leader-Sustainable Natural Ecosystems, Livestock & Natural Resources Advisor
Specialty: Sheep & goat production, range cattle production, rangeland, watershed, water quality, computer applications.
County: Mendocino County
Notes: Same as Mailing Address
Address:
UCCE-Mendocino County
890 N. Bush Street
Ukiah, CA 95482
Phone: (707) 463-4495
Fax: 707-463-4477
Email: jmharper@ucanr.edu

 

Photo of Roger S Ingram Roger S Ingram
Title: Placer-Nevada County Director and Farm Advisor
Specialty: Grazing management, fencing, nutrition, economics, livestock, range, land use, low-stress livestock handling, California Grazing Academy
Unit: Placer-Nevada Counties
Address:
Cooperative Extension Placer County
11477 E Avenue
Auburn, CA 95603
Phone: (530) 889-7385
Email: rsingram@ucanr.edu

 

Photo of Jeremy J James Jeremy J James
Title: SFREC Center Director
Specialty: Range Management
Unit: Sierra Foothill Research & Extension Center
Address:
8279 Scott Forbes Road
Browns Valley, CA 95918
Phone: (530) 639-8803
Email: jjjames@ucanr.edu

 

Photo of Dr Royce Larsen E. Dr Royce Larsen E.
Title: Cross County Advisor
Specialty: Water Quality and Non-point Source Pollution on Rangelands. Also, other natural resource issues including: Rangeland Improvements, Noxious Invasive Weeds, Wildland Fires, Grassland Restoration and Endangered Species.
County: San Luis Obispo County
Address:
Cooperative Extension San Luis Obispo County
350 N. Main Street, Ste. B
Templeton, CA, CA 93465
Phone: (805) 434-4106
Fax: (805) 434-4881
Email: relarsen@ucanr.edu

 

Photo of Dr Stephanie Larson Dr Stephanie Larson
Title: County Director and Livestock Range Management Advisor
Specialty: Sheep management and production, fiber production, rangeland and natural resource management, water quality
County: Sonoma County
Address:
UC Cooperative Extension
133 Aviation Boulevard
Suite 109
Santa Rosa, CA 95403-2894
Phone: (707) 565-2621
Email: slarson@ucanr.edu

 

Photo of David J Lewis David J Lewis
Title: Director
Specialty: Watershed Management and Research
County: Marin County
Address:
Cooperative Extension Marin County
1682 Novato Boulevard
Suite 150-B
Novato, CA 94947
Phone: (415) 473-4204
Email: djllewis@ucanr.edu

 

David Lile
Title: County Director
Specialty: Livestock / Natural Resources
County: Lassen County
Address:
Cooperative Extension Lassen County
707 Nevada Street
Susanville, CA 96130
Phone: (530) 251-8133
Email: dflile@ucanr.edu

 

Photo of Dr John Maas DVM Dr John Maas DVM
Title: CE Veterinarian
Specialty: Beef cattle health and food safety; metabolic diseases; herd health management
Unit: Veterinary Medicine Extension
Address:
Veterinary Medicine Extension School of Veterinary Medicine
1331 Surge III
Davis, CA 95616
Phone: (530) 752-3990
Email: jmaas@ucdavis.edu

 

Photo of Fadzayi Elizabeth Mashiri Ph.D. Fadzayi Elizabeth Mashiri Ph.D.
Title: County Director Mariposa, Livestock and Natural Resources Farm Advisor Mariposa, Merced, Madera counties
Specialty: Livestock Management, Rangeland Ecology and Management,, Management of Natural Resorces
County: Mariposa County
Address:
Cooperative Extension Mariposa County
5009 Fairgrounds Road
Mariposa, CA 95338-9435
Phone: (209) 966-2417
Fax: (209) 966-5321
Email: fmashiri@ucanr.edu

 

Photo of Douglas D McCreary Douglas D McCreary
Title: Natural Resource Specialist Emeritus
Specialty: Oak regeneration, woodland management; and agroforestry
Unit:
Notes: Berkeley Address: Integrated Hardwood Range Management Program, 130 Mulford Hall, Berkeley, CA 94720-3114
Address:
Sierra Foothill Research and Extension Center
8279 Scott Forbes Road
Browns Valley, CA 95918
Email: mccreary@berkeley.edu

 

Photo of Neil K. McDougald M.S. Neil K. McDougald M.S.
Title: Natural Resources Farm Advisor, Emeritus
Specialty: Range and livestock
County: Madera County
Notes: Neil McDougald retired effective 3/1/12.
Address:
UC Cooperative Extension
328 S. Madera Avenue
Madera, CA 93637-5465
Phone: (559) 675-7879 Ext. 207
Email: nmcdougald@ucanr.edu

 

Photo of Frank M Mitloehner Ph.D. Frank M Mitloehner Ph.D.
Title: Professor and CE Specialist
Specialty: Livestock systems air quality; quantification and mitigation of Ag air pollutants
Unit: Animal Science
Address:
Animal Science
One Shields Avenue
2151 Meyer Hall
Davis, CA 95616-8521
Phone: (530) 752-3936
Fax: (530) 752-0175
Email: fmmitloehner@ucdavis.edu

 

Photo of Glenn A Nader Glenn A Nader
Title: Farm Advisor   Livestock and Natural Resources, Emeritus
Specialty: Livestock, forage crops, range and natural resources
Unit: Sutter-Yuba Counties
Address:
Cooperative Extension Sutter-Yuba Counties
142A Garden Highway
Yuba City, CA 95991-5512
Email: ganader@ucanr.edu

 

Photo of James W Oltjen James W Oltjen
Title: CE Specialist
Specialty: Computer decision support software; beef quality assurance; standardized performance analysis for cattle and sheep ranches. Animal management systems; resource use in animal agriculture; beef cattle growth.
Unit: Animal Science
Address:
Department of Animal Science
2153 Meyer Hall
Davis, CA 95616
Phone: (530) 752-5650
Fax: 530 752-0175
Email: jwoltjen@ucdavis.edu

 

Photo of Scott Oneto Scott Oneto
Title: Farm Advisor / County Director
Specialty: Rangeland management, weed science, home horticulture, livestock
Unit: Central Sierra Cooperative Extension
Address:
12200B Airport Road
(209) 223-6834
Jackson, CA 95642
Phone: (209) 223-6834
Fax: 888-764-9669
Email: sroneto@ucanr.edu

 

Photo of Rebecca Ozeran Rebecca Ozeran
Title: Assistant Livestock and Natural Resources Advisor
Unit: Fresno-Madera Cooperative Extension
Address:
UCCE
550 E. Shaw Ave, Suite 210B
Fresno, CA 93710
Phone: (559) 241-6564
Email: rkozeran@ucanr.edu

 

Photo of Devii R. Rao Devii R. Rao
Title: Area Livestock and Natural Resources Advisor
Specialty: Rangeland Ecology and Management, Rangeland Conservation, Grazing Management, Conservation of Biological Diversity, Watershed Protection and Management.
County: San Benito County
Address:
Cooperative Extension San Benito County
3228 Southside Road
Hollister, CA 95023
Phone: 831-637-5346 x14
Email: drorao@ucanr.edu

 

Photo of Carissa Koopmann Rivers Carissa Koopmann Rivers
Title: Livestock/Natural Resources Advisor
County: Siskiyou County
Address:
Cooperative Extension Siskiyou County
1655 South Main Street
Yreka, CA 96097
Phone: 530-842-2711
Fax: 530-842-6931
Email: ckrivers@ucanr.edu

 

Peter H. Robinson
Title: CE Specialist
Specialty: On-farm animal management systems; on-farm implementation of strategies to reduce the environmental impact of cows.
Unit: Animal Science
Address:
Animal Science
One Shields Avenue
Davis, CA 95616-8521
Phone: (530) 754-7565
Email: phrobinson@ucdavis.edu

 

Photo of Leslie M Roche Ph.D. Leslie M Roche Ph.D.
Title: Cooperative Extension Specialist
Specialty: Rangeland Management
Unit: Department of Plant Sciences
Address:
UC Davis Department of Plant Sciences
1232 PES
Davis, CA 95616
Phone: (530) 752-5583
Email: lmroche@ucdavis.edu

 

Photo of Laura Snell Laura Snell
Title: Livestock & Natural Resources Advisor
County: Modoc County
Address:
Cooperative Extension Modoc County
202 West 4th Street
Alturas, CA 96101
Phone: (530)233-6400
Fax: (530)233-5542
Email: lksnell@ucanr.edu

 

Photo of Jeffery W. Stackhouse Jeffery W. Stackhouse
Title: Livestock and Natural Resource Advisor
County: Humboldt County Office
Address:
5630 South Broadway
Eureka, CA 95503-6998
Phone: 707-445-7351
Email: jwstackhouse@ucanr.edu

 

Photo of Richard B Standiford Ph.D. Richard B Standiford Ph.D.
Title: Cooperative Extension Forest Management Specialist
Specialty: Resource economics; forest management; hardwood rangelands; silviculture
Unit: ESPM - Ecosystem Sciences
Address:
130 Mulford Hall, #3114
Room 162
Berkeley, CA 94720-3114
Phone: (510) 643-5428
Email: standifo@berkeley.edu

 

Dr Carolyn L Stull
Title: Animal Welfare CE Specialist
Specialty: Agricultural animal welfare program; trasport stress, starvation in animals, best management practices
Unit: Veterinary Medicine Extension
Address:
Veterinary Medicine Extension
1 Shields Ave, University of California, Davis
1337 Surge III
Davis, CA 95616
Phone: (530) 752-0855
Fax: 530-752-7563
Email: clstull@ucdavis.edu

 

Photo of Jim Sullins Jim Sullins
Title: Farm Advisor, Emeritus
Specialty: Livestock, Range and Natural Resources, Public Policy, Community Development
County: Tulare County
Address:
Cooperative Extension Tulare County
4437-B S. Laspina St.
Tulare, CA 93274
Phone: (559) 684-3309
Email: jlsullins@ucanr.edu

 

Photo of Kenneth W Tate Kenneth W Tate
Title: Russell L. Rustici Rangeland Watershed Specialist
Specialty: water quality, riparian areas, restoration, mountain meadows, grazing, range management
Unit: Department of Plant Sciences
Address:
Plant Sciences, Mail Stop 1, One Shields Ave
3132 Plant and Environmental Sciences Building
Davis, CA 95616-8780
Phone: (530) 754-8988
Fax: 530-752-4361
Email: kwtate@ucdavis.edu

 

Photo of Alison L. Van Eenennaam Ph.D. Alison L. Van Eenennaam Ph.D.
Title: CE Specialist
Specialty: Animal genomics, biotechnology, beef cattle, genetic engineering, animal breeding
Unit: Animal Science
Address:
Animal Science
One Shields Avenue
2113 Meyer Hall
Davis, CA 95616-8521
Phone: (530) 752-7942
Fax: (530) 752-0175
Email: alvaneenennaam@ucdavis.edu

 

Photo of Rob Wilson Rob Wilson
Title: Farm Advisor
Specialty: Pest managment in vegetable and field crops; Potato variety development; Production of potatoes, onions, peppermint, and small grains
Unit: Intermountain Research & Extension Center
Address:
ANR Intermountain Research & Extension Center
2816 Havlina Road
PO Box 850
Tulelake, CA 96134
Phone: (530) 667-5117
Email: rgwilson@ucanr.edu

 
Webmaster Email: jmharper@ucanr.edu