Ongoing research

Primary Image
Mayfly, from the family Baetidae, rests on a flowering artichoke. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

Oh, the Critters We Overlook

July 12, 2012
By Kathy Keatley Garvey
Oh, the critters we overlook. If you have flowering artichokes, expect to see honey bees, bumble bees, carpenter bees, leafcutter bees and syrphid flies foraging on them. And a few spiders waiting for dinner. Don't expect to see a mayfly. The mayfly habitat is in or around water.
View Article
UC Weed Science (weed control, management, ecology, and minutia): Article

UCCE scientists wrestle with weed control in organic alfalfa

July 12, 2012
By Gale Perez
During the 2000s, organic milk production was one of the fastest growing segments of organic agriculture in the United States, according to a USDA Economic Research Service publication Characteristics, Costs, and Issues for Organic Dairy Farming.
View Article
Primary Image
Alfalfa butterfly, Colias eurytheme, lands in a swimming pool. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

These Colors Didn't Run

July 10, 2012
By Kathy Keatley Garvey
We've seen bumble bees, honey bees, sweat bees, wool carder bees and syrphid flies topple into our swimming pool, but never an alfalfa butterfly until now.
View Article
Primary Image
Worker bees working inside the hive. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

Bee-ing Young

July 9, 2012
By Kathy Keatley Garvey
Pity the poor worker bee. In the spring/summer months, she lives only four to six weeks and then she dies. Bee scientists say she basically works herself to death.
View Article
Primary Image
avocado
Topics in Subtropics: Article

Foliar nutrients to avocado

July 9, 2012
By Ben A Faber
Thick, waxy coating on avocado leaves makes foliar nutrients difficult to abosorb. LTTLE EVIDENCE TO SUPPORT THE USE OF FOLIAR APPLIED NUTRIENTS IN AVOCADO Simon Newett, Extension Horticulturist.
View Article
Primary Image
workers
Topics in Subtropics: Article

Heat Stress

July 9, 2012
By Ben A Faber
Lettuce harvest Cal/OSHA HEAT ADVISORY When employees work in hot conditions, employers must take special precautions in order to prevent heat illness. Heat illness can progress to heat stroke and be fatal, especially when emergency treatment is delayed.
View Article
Primary Image
asphyxiation
Topics in Subtropics: Article

Asphyxiation

July 9, 2012
By Ben A Faber
Standing water can lead to asphyxiation ASPHYXIATION Asphyxiation is a physiological problem that may affect certain branches, whole limbs or the entire tree. Leaves wilt and may fall, the fruit withers and drops and the branches die back to a greater or lesser extent.
View Article