Agriculture

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Grapevines

Researchers pinpoint drought-resistant traits in grape rootstocks

December 17, 2021
By Michael Hsu
Scientists at UC Davis have identified new root traits that help grapevines resist drought. The findings, published in the journal Annals of Botany, could speed up the development of grape rootstocks that protect vines from dry conditions, helping the grape and wine industry adapt to climate change.
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The current edition of Bioscience, shows the cover image of a Bombus terrestris nectaring on a pink mula mulla, Ptilotus exaltatus. (Photo by John Mola)
Entomology & Nematology News: Article

UC Davis Alumnus John Mola: 'The Importance of Forests in Bumble Bee Biology and Conservation'

December 15, 2021
By Kathy Keatley Garvey
"A growing body of evidence suggests that forests may play an important role in bumble bee life history," says a team of scientists led by UC Davis alumnus and research ecologist John Mola in a newly published article, "The Importance of Forests in Bumble Bee Biology and Conservation," the cover sto...
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Tomato field in foreground, Rachael Long stands on left of Justin Rominger next to tall toyon shrubs.
ANR News Releases: Article

Daniel and Sarah Hrdy create endowment to fund UC Cooperative Extension research

December 15, 2021
By Pamela S Kan-Rice
The Yolo County walnut growers will provide as much as $100,000 per year for practical research The University of California Division of Agriculture and Natural Resources (UC ANR) announced that Dan and Sarah Hrdy, owners of Citrona Farms LLC, a walnut farm in Winters, have established The Daniel &...
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Inside the hive: a queen bee and worker bees. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

Western Honey Bee Origin: It's in the Genes

December 14, 2021
By Kathy Keatley Garvey
Scientists and honey bee enthusiasts have been debating the origin of the Western honey bee (Apis mellifera) for centuries. We know that European colonists introduced honey bees (Apis mellifera) into the Jamestown colony (now Virginia) in 1622.
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This was part of Extension apiculturist emeritus Eric Mussen's office, ready to be moved. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

Eric Has Left the Building

December 13, 2021
By Kathy Keatley Garvey
Remember when, following an Elvis Presley concert, an emcee would announce "Elvis has left the building"? That was to signal that Elvis would not be returning for an encore. Since then, "Elvis has left the building," has served as a catchphrase for not only music celebrities but for retirees.
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Overwintering monarchs at Natural Bridges State Park, Santa Cruz, in 2016. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

Western Monarch Population Increase: What Does This Mean?

December 10, 2021
By Kathy Keatley Garvey
What does the increase in the overwintering Western monarch population along coastal California mean? The number of Danaus plexippus sightings showed a 100-fold increase as compared to last year, according to the Thanksgiving count initiated by the Xerces Society for Invertebrate Conservation.
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citrus root health
Topics in Subtropics: Article

UCR Getting to the Root of HLB

December 10, 2021
By Ben A Faber
Huanglongbing (HLB) and its causal agent Candidatus Liberibacter asiaticus (CLas) are a serious problem for the US citrus industry, with Florida and Texas already heavily affected, and California at an early stage.
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A close-up of an aphid giving birth in a Vacaville pollinator garden. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

Ever Seen an Aphid Giving Birth?

December 9, 2021
By Kathy Keatley Garvey
You know those dratted aphids, those little pests that suck the very lifeblood out of your prized plants? Well, have you ever watched them give birth? They do, you know. Live births. The UC Statewide Integrated Pest Management Program says that "Aphids have many generations a year.
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figs on tree
Topics in Subtropics: Article

Extending Fig Shelf Life

December 8, 2021
By Ben A Faber
Nov 30 Figs, like many other fresh fruit, suffer from postharvest loss due to fungal pathogens and shrivel. Leili Afsah Hejri, a scientist working in food safety, has been examining the use of ozone as a post-harvest treatment for sanitation as well as improving fruit quality.
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