Cooperative Extension San Joaquin County
University of California
Cooperative Extension San Joaquin County

Posts Tagged: chemical ecology

Ground-Breaking Research: Sex Pheromone of Asian Citrus Psyllid Discovered

This is the Asian citrus psyllid, a mottled brown insect about 3 to 4 millimeters long, or about the size of an aphid. Widespread throughout Southern California, it is now found in 26 of the state's 58 counties. (CDFA Photo)

The Asian citrus psyllid, the most devastating threat to the worldwide citrus industry, may have met its match. In a ground-breaking discovery encompassing six years of research, an international team of scientists led by UC Davis chemical ecologist...

Breaking News: Zika Virus Found in Wild-Caught Culex

Culex quinquefasciatus, the southern house mosquito,is known for transmitting the West Nile virus, but now the Zika virus has been detected in wild-caught C. quinquefasciatus in Recife, Brazil, the epicenter of the Zika epidemic. (Photo by Kathy Keatley Garvey)

The news is out.  It's what they've been searching for. In a groundbreaking discovery, a scientific team of Brazilians and Brazilian-born chemical ecologist Walter Leal of the University of California, Davis, has announced that the Zika virus has...

Posted on Friday, July 22, 2016 at 2:26 PM

A Touch of Humor

The Walter Leal lab wearing matching t-shirts. See caption at end of the blog. (Photo by Kathy Keatley Garvey)

When chemical ecologist Walter Leal, professor of entomology at the University of California, Davis, was elected to the prestigious Brazilian Academy of Sciences, his lab members donned matching t-shirts--t-shirts with a touch of humor and a dose of...

Posted on Tuesday, December 11, 2012 at 9:45 PM

Equivalent to an Olympic Gold Medal

Chemical ecologist Walter Leal. (Photo by Kathy Keatley Garvey)

Walter Leal isn’t participating in the Olympics, but he medaled just the same. It was not for athletic prowess, but for scholarly achievements—the scientific equivalent of an international gold medal. Leal, a chemical ecologist and a...

Posted on Tuesday, July 31, 2012 at 9:04 PM

Heaven Scent


Talk about deception. Remember the exciting news article published in November of 2009 in Science Daily about how an orchid species on the Chinese island of Hainan "fools its hornet pollinator by issuing a chemical that honey bees use to send an...

Posted on Friday, December 3, 2010 at 5:58 PM

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