Viticulture Program
UC Cooperative Extension, Napa County
UCCE Napa Viticulture Team
UCCE-Napa
Farm Advisor (Viticulture)
Dr. Monica Cooper
I started working with UCCE Napa in the Fall of 2014. I use Geographic Information Systems (GIS) to study the patterns and sources of grapevine diseases and insect vectors in both space and time.
Dr. Sarah MacDonald
I am a viticulturist with a research background in plant physiology, and I started working with UCCE Napa in the Spring of 2020. I work primarily on grapevine red blotch disease ecology and detection leafroll and red blotch pathogens.
Dr. Jennifer Rohrs
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I started working with UCCE Napa in June of 2021. I work on a wide range of projects including BGSS & leafhopper monitoring, LAMP assays for red blotch, and vision-assisted detection of leafroll and red blotch disease
Hannah Fendell-Hummel
I started working with the Vit team August 2019. During the field season, I primarily collect monitoring data. My main focus has been understanding adoption of leafroll and red blotch management practices. I wear many hats (mostly one that says 'Doing Things').
Selena Vengco
I have been with UCCE Napa since 2015. My primary academic background is in Research Psychology but working in Extension has given me the opportunity to contribute to a variety of projects including: equitable farm labor, Argentine ant management, Erineum mites, and barriers to virus control practices. I also have a sideline making educational videos and photographing insects & vines.