Tulare

Introduction The economic sustainability and consequent longevity of Californias historic black ripe table olive industry is challenged by the crippling cost of hand-harvest, a cost that often exceeds 50-75% of gross return.

Poison hemlock, Conium maculatum, was brought from Europe into the U.S. as an ornamental in the 1880s and now occurs throughout North America. In California it is most commonly found at lower elevations and coastal regions but it is continuing to spread into other areas.

What about those Africanized honey bees? Where are they located in California? Hollywood movie refer to them as "killer bees." Ditto, the news media.

Not too many years ago, most growers and pest control advisors were unaware that earwigs were a potential pest problem in citrus. Earwigs simply were not often found in large numbers in citrus orchards.

Alternate or biennial bearing is a phenomenon where fruit production alternates between large crops consisting of smaller, lower value fruit during an "ON" year and smaller crops consisting of larger, higher value fruit during an "OFF" year.

In 1985, H. Schneider and J. Pehrson published an article documenting a decline of Frost Nucellar navel oranges on a number of trifoliate rootstocks (H. Schneider and J.E. Pehrson, Jr. 1985. Decline of navel orange trees with trifoliate rootstocks. California Agriculture. Sept. Oct. 1985 p.

For the last few years citrus growers in the San Joaquin Valley have been nervously watching the establishment of Asian citrus psyllid in southern California and bracing themselves for the day of northward movement. That day arrived in November 2012 when two psyllids (Strathmore 16 Nov.

EVENT ANNOUNCEMENT University of California Allium Workgroup & California Garlic and Onion Research Advisory Board bring you the latest research results for Growers and Allied Industry California Garlic and Onion Symposium 2013 Monday, February 11, 2013 UC Cooperative Extension, Tulare County Agricu...

Lime-induced Iron Chlorosis: a nutritional challenge in the culture of several subtropical perennial crops in California Elizabeth Fichtner, UCCE Tulare County and Rachel Elkins, UCCE Lake and Mendocino Counties Spring, and new leaves are coming out, but this could, but yellow could be a sign of iro...

Today I thought I'd share a recent research report on the the phenomenon of "enhanced" degradation of the herbicide simazine in citrus orchard soils. Click here for a link to the publication in the open-source journal, Air, Soil, and Water Research (Abit et al. 2012.