Agriculture

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Araujia sericifera, cruel vine
UC Weed Science (weed control, management, ecology, and minutia): Article

Cruel vine

March 5, 2020
By Ben A Faber
From the Topics in the Subtropics blog :: March 4, 2020 * * * * * * So I've gotten a few calls lately about this vine with a big green pod that is growing in lemon trees.
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A flameskimmer dragonfly, Libellula saturata, perches on a stake in Vacaville, Calif. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

Yes, You Can Attend the 'Saving a Bug's Life' Symposium

March 4, 2020
By Kathy Keatley Garvey
Yes, you can. If you've been wondering if there's still room for you at the innovative UC Davis symposium on "Saving a Bug's Life: Legal Solutions to Combat Insect Biodiversity Decline and the Sixth Mass Extinction," the answer is yes. The free public event, set from 8:30 to 6:30 p.m.
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araujia distribution map
Topics in Subtropics: Article

Cruel Vine

March 4, 2020
By Ben A Faber
So I've gotten a few calls lately about this vine with a big green pod that is growing in lemon trees. What is done with it and how do you get rid of it? Araujia sericifera, cruel vine, moth plant, bladderflower is an escaped ornamental that has become an invasive weed in California.
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A monarch foraging on Mexican sunflower (Tithonia) in the late summer in Vacaville, Calif. Question is: where was this monarch in the early spring? (Photo by Kathy Keatley Garvey)
Bug Squad: Article

Seen Any Western Monarchs Lately?

March 3, 2020
By Kathy Keatley Garvey
Seen any Western monarch butterflies yet this year? No? Butterfly guru Art Shapiro, distinguished professor of evolution and ecology, has. He spotted one on Jan.
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Former dean Gordon Rausser has gifted $50 million to Berkeley’s College of Natural Resources, the largest amount ever received by the college. (UC Berkeley photo by Keegan Houser)
ANR News Releases: Article

UC Berkeley College of Natural Resources receives $50 million gift

March 3, 2020
By Jeannette Warnert
The College of Natural Resources at the University of California, Berkeley, has been renamed the Rausser College of Natural Resources in honor of a landmark $50 million gift by Gordon Rausser, former dean of the college and the Robert Gordon Sproul Distinguished Professor Emeritus of agricultural an...
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A male carpenter bee, Xylocopa tabaniformis orpifex, on a geranium in Vacaville, Calif., on Feb. 27, 2020. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

Meet the Mountain Boy

March 2, 2020
By Kathy Keatley Garvey
I call him the Mountain Boy. A male carpenter bee, Xylocopa tabaniformis orpifex, appeared in our pollinator garden in Vacaville, Calif.,on Feb. 27, the earliest we've seen this species. It's the smallest of California's carpenter bees and is often called the foothill or mountain carpenter bee.
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Ranching in the Sierra Foothills: Article

Testing New Technology

March 2, 2020
By Daniel K Macon
Last month, I had a chance to attend the Society for Range Management annual convention in Denver, Colorado.
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ipm citrus
Topics in Subtropics: Article

Citrus Pest Management Guidelines (PMG) is now published!

March 2, 2020
By Ben A Faber
UC IPM revised the weeds, nematodes, plant growth regulators, and diseases sections of the Citrus Pest Management Guidelines! Learn how to manage diseases like anthracnose, bacterial blast, bot gummosis, brown rot, dry root rot, phytophthora gummosis and many more! Check out the new huanglongbing an...
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