Division of Agriculture and Natural Resources
Division of Agriculture and Natural Resources
Division of Agriculture and Natural Resources
University of California
Division of Agriculture and Natural Resources

Posts Tagged: Shawn Christensen

Lawn-pocalypse! Surviving Drought

Ah, summer! The season of sunburns, pool parties, and… lawn droughts. If your once lush, green carpet now looks like a crunchy brown doormat, you're not alone. Let's dive into why your yard is staging a dramatic death scene and what you can do to...

Bermuda grass and weeds overtaking drought stressed turf grass.
Bermuda grass and weeds overtaking drought stressed turf grass.

A patch of former lawn, mostly dead, with a few green weeds and Bermudagrass

Posted on Thursday, July 11, 2024 at 3:30 PM
Tags: drought, turf
Focus Area Tags: Yard & Garden

Digging the Digger Bees and the Newly Published Research

Have you ever seen the digger bees on the sandy cliffs of Bodega Head, Sonoma County? if you hike a short distance up a meandering trail, you'll see a landscape of turrets, the work of solitary, ground-nesting digger bees, Anthophora bomboides...

A digger bee, Anthophora bomboides standfordina, heading to her nest at Bodega Head. Note the ant. (Photo by Kathy Keatley Garvey)
A digger bee, Anthophora bomboides standfordina, heading to her nest at Bodega Head. Note the ant. (Photo by Kathy Keatley Garvey)

A digger bee, Anthophora bomboides standfordina, heading to her nest at Bodega Head. Note the ant. (Photo by Kathy Keatley Garvey)

At Bodega Head you can see turrets made by solitary, ground-nesting digger bees, Anthophora bomboides standfordina. (Photo by Kathy Keatley Garvey)
At Bodega Head you can see turrets made by solitary, ground-nesting digger bees, Anthophora bomboides standfordina. (Photo by Kathy Keatley Garvey)

At Bodega Head you can see turrets made by solitary, ground-nesting digger bees, Anthophora bomboides standfordina. (Photo by Kathy Keatley Garvey)

A digger bee, Anthophora bomboides standfordina, nectaring on wild radish. (Photo by Kathy Keatley Garvey)
A digger bee, Anthophora bomboides standfordina, nectaring on wild radish. (Photo by Kathy Keatley Garvey)

A digger bee, Anthophora bomboides standfordina, nectaring on wild radish. (Photo by Kathy Keatley Garvey)

Here I am! Anthophora bomboides standfordina, at Bodega Head, Sonoma County. (Photo by Kathy Keatley Garvey)
Here I am! Anthophora bomboides standfordina, at Bodega Head, Sonoma County. (Photo by Kathy Keatley Garvey)

Here I am! Anthophora bomboides standfordina, at Bodega Head, Sonoma County. (Photo by Kathy Keatley Garvey)

Posted on Thursday, June 20, 2024 at 7:37 PM
Focus Area Tags: Environment, Innovation, Natural Resources

Congratulations, Microbiologist Shawn Christensen: Best Dissertation

Congratulations to UC Davis outstanding scientist Shawn Christensen, a doctoral candidate and microbiologist who was just selected the 2024 recipient of the Merton Love Ecology and Dissertation Award, an annual award that celebrates the university's...

Close-up of Anthophora bomboides stanfordiana building a nest on the sand cliffs of Bodega Head. This is the solitary bee that UC Davis doctoral candidate Shawn Christensen studies. (Photo by Kathy Keatley Garvey)
Close-up of Anthophora bomboides stanfordiana building a nest on the sand cliffs of Bodega Head. This is the solitary bee that UC Davis doctoral candidate Shawn Christensen studies. (Photo by Kathy Keatley Garvey)

Close-up of Anthophora bomboides stanfordiana building a nest on the sand cliffs of Bodega Head. This is the solitary bee that UC Davis doctoral candidate Shawn Christensen studies. (Photo by Kathy Keatley Garvey)

The sand cliffs of Bodega Head are home to digger bees--bumble bee mimics--Anthophora bomboides stanfordiana.  (Photo by Kathy Keatley Garvey)
The sand cliffs of Bodega Head are home to digger bees--bumble bee mimics--Anthophora bomboides stanfordiana. (Photo by Kathy Keatley Garvey)

The sand cliffs of Bodega Head are home to digger bees--bumble bee mimics--Anthophora bomboides stanfordiana. (Photo by Kathy Keatley Garvey)

Posted on Tuesday, May 14, 2024 at 7:28 PM
Focus Area Tags: Environment, Innovation, Natural Resources

Congrats to Three UC Davis Doctoral Students for Their Outstanding ESA Presentations

Congratulations to UC Davis doctoral students Shawn Christensen, Lexie Martin and Iris Quayle! They each won the President's Prize (first-place) for their graduate student research presentations this week at the Entomological Society of...

These three UC Davis doctoral students won the President's Prize in their specific categories at the Entomological Society of America meeting in National Harbor, Md. From left are Shawn Christensen, doctoral candidate and Lexie Martin, doctoral student, both of the Rachel Vannette lab; and doctoral student Iris Quayle of the Jason Bond lab.
These three UC Davis doctoral students won the President's Prize in their specific categories at the Entomological Society of America meeting in National Harbor, Md. From left are Shawn Christensen, doctoral candidate and Lexie Martin, doctoral student, both of the Rachel Vannette lab; and doctoral student Iris Quayle of the Jason Bond lab.

These three UC Davis doctoral students won the President's Prize in their specific categories at the Entomological Society of America meeting in National Harbor, Md. From left are Shawn Christensen, doctoral candidate and Lexie Martin, doctoral student, both of the Rachel Vannette lab; and doctoral student Iris Quayle of the Jason Bond lab.

UC Davis doctoral student Iris Quayle delivering her presentation at the Entomological Society of America meeting. She won the President's Prize, or first place, in her category. (Photo by Emma Jochim)
UC Davis doctoral student Iris Quayle delivering her presentation at the Entomological Society of America meeting. She won the President's Prize, or first place, in her category. (Photo by Emma Jochim)

UC Davis doctoral student Iris Quayle delivering her presentation at the Entomological Society of America meeting. She won the President's Prize, or first place, in her category. (Photo by Emma Jochim)

Posted on Thursday, November 9, 2023 at 4:06 PM
Focus Area Tags: Agriculture, Environment, Innovation, Natural Resources

Three UC Davis Doctoral Students Win Top Honors at ESA Student Competitions

Three doctoral students in the UC Davis Department of Entomology and Nematology each won the President's Prize, or first place, in their respective student competition categories at the Entomological Society of America meeting, held Nov. 5-8 in...

President's Prize honors in the ESA graduate student competitions went to (from left) Shawn Christensen and Lexie Martin, both of the Rachel Vannette lab; and Iris Quayle of the Jason Bond lab.
President's Prize honors in the ESA graduate student competitions went to (from left) Shawn Christensen and Lexie Martin, both of the Rachel Vannette lab; and Iris Quayle of the Jason Bond lab.

President's Prize honors in the ESA graduate student competitions went to (from left) Shawn Christensen and Lexie Martin, both of the Rachel Vannette lab; and Iris Quayle of the Jason Bond lab.

Posted on Thursday, November 9, 2023 at 10:34 AM
Focus Area Tags: Agriculture, Economic Development, Environment, Innovation, Natural Resources

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