Weed Research and Information Center

About the Center

Mission statement

The Weed Research and Information Center is an interdisciplinary collaboration that fosters research in weed management and facilitates distribution of associated knowledge for the benefit of agriculture and for the preservation of natural resources.

 

Contact us

Mailing address:
University of California, Davis
Dept. of Plant Sciences, MS4
One Shields Avenue
Davis, CA 95616

Phone: (530) 752-1748
E-mail: wric@ucdavis.edu

Staff

Kassim Al-Khatib
Director, UC Weed Research and Information Center

Gale Perez
Program Representative, UC Weed Research and Information Center



Weed Scientists

    Interests Campus/County  
Al-Khatib, Kassim CE Weed Science Specialist herbicide drift, herbicide resistant plants, and IPM UC Davis website
Baird, Jim CE Specialist turfgrass variety improvement and selection, plant stress physiology related to temperature and water, and natural resource concerns, including water allocation and management, energy conservation, atmospheric quality or other issues at the intersection of turfgrass landscapes with native and production agricultural areas. UC Riverside dept. profile
Bean, Travis CE Weed Science Specialist invasive plant ecology and management UC Riverside  
Becchetti, Theresa Farm Advisor livestock and natural resources UCCE San Joaquin :: Stanislaus website
Biscaro, Andre Farm Advisor irrigation and nutrient management UCCE Ventura :: Antelope Vallery/Lancaster office :: San Bernardino  
Boyd, Elizabeth "Betsy" Assistant Professor IPM for cropping systems, weeds and forage crops management CSU Chico  
Brim-DeForest, Whitney Farm Advisor Rice, weeds UCCE Sutter :: Yuba :: Placer :: Sacramento website
Daugovish, Oleg Farm Advisor ag and environmental issues for veg crops and strawberries UCCE Ventura  
Davy, Josh Farm Advisor livestock, range and irrigated pasture UCCE Tehama  
Dean, Ellen Curator taxonomy of flowering plants, ethnobotany, weed identification UC Davis website
Devkota, Pratap Area Low Desert Weed Science Advisor weed management challenges on agronomic and vegetable crops UCCE Imperial :: Riverside  
DiTomaso, Joe CE Weed Science Specialist aquatic weeds, weed identification /taxonomy UC Davis website
Doran, Morgan Farm Advisor livestock, beef cattle, sheep, nutrition, range management, irrigated pastures, grazing systems, ranch water quality UCCE Solano :: Napa :: Yolo website
Fennimore, Steve CE Weed Science Specialist weed control in cool-season vegetables, weed biology, weed seed germination UC Davis (located in Salinas) website
Getts, Tom Area Weed Ecology and Cropping Systems Advisor   UCCE Lassen :: Modoc :: Plumas :: Sierra website
Gornish, Elise Assistant CE Specialist restoration of arid systems and working landscapes; demographic approaches to restoration design and deployment; invasive plant management UC Davis website
Greer, Chris Vice Provost of Cooperative Extension, Farm Advisor rice farming systems--pest management, cultural practices, environmental interactions UC ANR website
Grewell, Brenda Research Ecologist ecology of exotic & invasive wetland plants to support improved weed management and ecological restoration; ecology of invasive water primroses (Ludwigiasp.), factors that influence weed colonization and spread, aquatic weed response to water management, and restoration strategies for weed-infested emergent and riparian wetlands USDA-ARS EIWRU (UC Davis) dept. profile
Hanson, Brad CE Weed Science Specialist weeds, weed control, herbicide resistance, weed biology, invasive plants, pest control in fruit and nut crops and other agricultural production systems UC Davis website
Hembree, Kurt Farm Advisor weed management strategies in crop and non-crop settings UCCE Fresno website
Jasieniuk, Marie Professor population genetics, molecular ecology, and evolution of agricultural weeds and invasive plants UC Davis website
Jordan, Lindsay Area Advisor viticulture UCCE Madera :: Mariposa :: Merced  
Kyser, Guy Specialist invasive plants of non-crop environments UC Davis  
Lloyd, Margaret Farm Advisor small farms, organic UCCE Yolo :: Solano :: Sacramento  
Madsen, John Research Biologist biology, ecology and management of aquatic weeds, with an emphasis on the life history analysis of invasive plants and selective management to assist in the recovery or preservation of native plant communities USDA-ARS EIWRU (UC Davis) dept. profile
McDonald, Chris Desert Natural Resources Advisor invasive plants, weeds, native plant restoration, vegetation management San Bernardino :: Riverside :: Imperial :: San Diego website
McGiffen, Milt CE Specialist and Plant Physiologist vegetable crops, invasive species, weed science, sustainable agriculture, and alternatives to methyl bromide UC Riverside dept. profile
McGourty, Glenn Farm Advisor plant science--all horticultural crops including wine grapes, vegetables; viticulture; nursery and floriculture (ornamentals); landscape; also sustainable agriculture and weed science UCCE Mendocino :: Lake  
Oneto, Scott Farm Advisor rangeland management, weed science, home horticulture, livestock UCCE Amador :: El Dorado :: Tuolumne :: Calaveras  
Orloff, Steve Farm Advisor alfalfa, small grains, irrigated pasture, and noncrop weed control with emphasis on variety adaptation, pest management, irrigation, and general production practices UCCE Siskiyou website
Pitcairn, Mike Sr. Environmental Research Scientist biological control of weed and insect pests, integrated weed management, and plant population ecology; yellow starthistle, water hyacinth CDFA BioControl Program (Sacramento) website
Rejmanek, Marcel Professor

plant competition, biological invasions, plant community dynamics, modeling, tropical ecology

UC Davis  
Rios, Sonia Farm Advisor   Riverside :: San Diego  
Roncoroni, John Farm Advisor weed control, vegetation management in perennial crops, aquatic weeds UCCE Napa :: Marin :: Sonoma :: Lake :: Mendocino website
Shrestha, Anil Associate Professor IPM in ag and non-ag systems, weed biology and ecology, crop-weed competition, herbicide-resistance management, environmental aspects of vegetation management, cropping systems, agroecology, conservation tillage, and organic farming CSU Fresno website
Smith, Richard Farm Advisor vegetable crop production and weed science UCCE Monterey :: San Benito :: Santa Cruz website
Sosnoskie, Lynn Project Scientist weed biology and management UC Davis website
Steinmaus, Scott Professor weeds in agriculture and invasive plants in wild lands Cal Poly San Luis Obispo website
Stoddard, Scott Farm Advisor soil fertility and conservation, tomatoes, peppers, sweetpotatoes, weed management UCCE Merced :: Madera website
Wilen, Cheryl Area IPM Advisor IPM for ornamental plant production and maintenance including nurseries, greenhouses, field production, floriculture, turf and landscape UCCE San Diego :: Los Angeles :: Orange website
Wilson, Rob Farm Advisor weed managment in potatoes, onions, mint, forages, and range/wildlands UCCE Intermountain Research & Extension Center, Tulelake website

 

Previous and Emeriti Weed Scientists

  • Anderson, Lars :: Plant Physiologist :: USDA-ARS Exotic & Invasive Weed Research Unit :: retired 12/31/2011
  • Bell, Carl :: Regional Advisor :: UCCE San Diego :: retired 2014
  • Canevari, Mick :: Farm Advisor :: UCCE San Joaquin :: retired 6/29/2009
  • Cudney, Dave :: CE Weed Ecologist :: UC Riverside
  • Elmore, Clyde :: CE Weed Specialist :: Dept. of Vegetable Crops, UC Davis :: retired 2002
  • Fischer, Albert :: Professor :: Dept. of Plant Sciences, UC Davis :: retired 2/13/2016
  • Hill, Jim :: CE Specialist :: Dept. of Plant Sciences, UC Davis :: retired 2015
  • Holt, Jodie :: Professor :: Dept. of Botany & Plant Sciences, UC Riverside :: retired 2015
  • Lanini, Tom :: CE Weed Specialist :: Dept. of Plant Sciences, UC Davis :: retired 2013
  • Le Strange, Michelle :: Farm Advisor :: UCCE Tulare-Kings :: retired 2014
  • Marcum Dan :: Farm Advisor :: UCCE Shasta-Lassen :: retired 2013
  • Molinar, Richard :: Farm Advisor :: UCCE Fresno :: retired 2013
  • Munier, Doug :: Farm Advisor :: UCCE Glenn-Butte :: retired 6/2016
  • Norris, Robert :: Professor :: Dept. of Vegetable Crops, UC Davis :: retired 2001
  • Schmierer, Jerry :: Farm Advisor :: UCCE Colusa-Glenn-Sutter-Yuba :: retired 4/30/2011
  • Spencer, Dave :: Ecologist :: USDA-ARS Exotic & Invasive Weed Research Unit :: retired 1/3/2015
  • Vargas, Ron :: Farm Advisor :: UCCE Madera :: retired 6/30/2016
  • Wright, Steve :: Farm Advisor :: UCCE Tulare-Kings :: retired 6/30/2016