UC Weed Science

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Vegetable weeder is demonstrated at Weed Day at UC Davis. (photo credit: Bob Johnson)
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Fennimore receives 2020 EurAgEng Outstanding Paper Award

August 17th, 2020
Steve Fennimore, UC Davis Plant Sciences faculty member and UC Cooperative Extension weed specialist, and colleagues received the 2020 EurAgEng Outstanding Paper Award for the paper, Crop Signalling: A Novel Crop Recognition Technique for Robotic Control, which was published in Biosystems Engineerin...
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Perennial pepperweed on ditchbank near Tulelake, California
Article

Noxious Weed Alert--Perennial Pepperweed/Tall Whitetop

August 5th, 2020
By Thomas J Getts, Robert G Wilson
Perennial pepperweed (Lepidium latifolium) also known as tall whitetop is a root-creeping perennial weed. It is commonly found along roadsides, ditches, and drains. It is also a big problem in pastures, non-cropland, and even cropland that is not tilled on a yearly basis.
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