Infected ACP Found in California Commercial Grove Is No Surprise

Len WilcoxCalifornia Corner, Psyllids

For the first time, an Asian citrus psyllid (ACP) carrying the bacteria which causes huanglongbing (HLB) was found in a commercial grove in Riverside County. While the discovery has prompted concern, University of California Riverside Extension Specialist Monique Rivera said that the find has been expected and is not all that surprising. “We’ve had positive trees removed here in Riverside, …

Weird Trunk Disorders in Groves

Ernie NeffCitrus Expo

Florida growers, Extension agents and others have been baffled by unusual trunk symptoms during what Evan Johnson termed “the year of the weird trunk disorder.” Growers spotted the disorders, which were similar to phytophthora, in groves over the past one and half to two years. Johnson addressed three of the disorders, which have been found in multiple counties. Johnson, a …

Survey to Help USDA Improve

Ernie NeffSurvey

A new U.S. Department of Agriculture (USDA) annual survey of farmers, ranchers and private forestland owners will help USDA understand what it is doing well and where improvements are needed. The survey will specifically help the Farm Service Agency (FSA), Natural Resources Conservation Service (NRCS) and Risk Management Agency (RMA). A selection of 28,000 producers will receive the survey over …

Cover Crops and Nematicides for Sting Nematode Management

Tacy CalliesPests

By Larry Duncan, Johan Desaeger and Sheng-Yen Wu The citrus row middle habitat changed profoundly beginning in the 1970s as mowing replaced disking for weed management. This change ended the costly cycle of cutting and regrowing citrus roots near the soil surface and reduced soil erosion, among other benefits. Mowing also allowed a seasonal succession of native plants to flourish, …

Industry Split on OJ Marketing Order

Ernie NeffMarketing

A Florida citrus Industry Review Committee has divergent opinions about a possible federal marketing order for orange juice (OJ), Florida Citrus Mutual CEO Mike Sparks reported after the group met last week. “There were some that wanted to roll up their sleeves and continue work. There were a couple of committee members that had heard enough” and didn’t want to …

FDOC Efforts Successful in Moving More Juice

Tacy CalliesOrange Juice

According to the Florida Department of Citrus (FDOC), sales of 100 percent orange juice (OJ) continue to show promising results. In the 4-week period ending Aug. 1, average year-over-year sales of total OJ increased 21 percent with 32.64 million equivalent gallons sold, per the latest Nielsen retail sales report. Sales of not-from-concentrate (NFC) OJ increased 27 percent for the period. …

Hurricane Season Forecast Updated to ‘Extremely Active’

Ernie Neffhurricane

Atmospheric and oceanic conditions are primed to fuel storm development in the Atlantic, leading to what could be an “extremely active” season. So say forecasters with the National Oceanic and Atmospheric Administration (NOAA) in its August update to the Atlantic Hurricane Season Outlook, initially issued in May. The 2020 Atlantic hurricane season is off to a rapid pace with a …

orange juice

Alico: Orange Price Down but Outlook Positive

Ernie Nefffinancial, Industry News Release

The average blended price per pound solid (PPS) for juice oranges grown by Alico, Inc. fell from $2.42 in the prior fiscal year to $1.86 in the current fiscal year. That was largely due to the Florida citrus crop being greater than expected in the 2018-19 harvest season, leading to excess inventory levels at Florida citrus juice processors, the company …

New Targets Found for HLB Treatments

Len WilcoxCalifornia Corner, Research

Thanks to recent advances in metabolic modeling, scientists are closer to gaining the upper hand on citrus greening (also known as huanglongbing or HLB), a disease that has wiped out citrus orchards across the globe. New models of the bacterium linked to the disease reveal control methods that were previously unavailable. Metabolic models of organisms are like road maps of …

Made in the Shade

Tacy CalliesCitrus, Production

Feral citrus growing in natural hammocks reveals insights about production and HLB. By Christopher Vincent and Anirban Guha Would you rather go outside in August and stand for a few hours in the sun or in the shade? It turns out citrus prefers the shade, too. In the past two years, we have been researching the health of citrus growing …

California Ag Responds to COVID-19 Pressure

Len WilcoxCalifornia Corner, COVID-19

Now a COVID-19 hot spot, California agriculture has been working to protect its labor force from the pandemic. However, COVID-19 exposures have occurred and illness reports are on the rise. “Rising rates in the Central Valley are concerning. California is making $52M available to increase testing, contact tracing and quarantine efforts, and sending strike teams to four counties with increased …

Alico Announces New Directors and Agreement with Barron Collier

Ernie NeffIndustry News Release

Alico, Inc. in July entered into a long-term agreement to provide citrus grove management services, including harvest and haul responsibilities, to Barron Collier Companies. Alico also announced the additions of Kate English and Adam Putnam to its board of directors. Alico will manage citrus operations for approximately 7,000 acres of Barron Collier groves in Collier and Hendry counties, in exchange …

psyllids

IPM Approaches to Reduce Psyllid Populations

Tacy CalliesCitrus, Psyllids

Lukasz Stelinski recently shared integrated pest management strategies for reducing Asian citrus psyllid (ACP) populations to optimize tree health and yield. The University of Florida Institute of Food and Agricultural Sciences professor of entomology and nematology presented the information during the 2020 virtual Florida Citrus Industry Annual Conference. Even with approximately 100 percent of Florida citrus trees infected with huanglongbing …

Dietary Guidelines Report Is Positive for Fruit Juice

Ernie NeffOrange Juice

According to the Florida Department of Citrus (FDOC), the conclusions and statements presented in a federal report related to 100 percent fruit juice are positive. The first print of the federal Dietary Guidelines Advisory Committee (DGAC) report was released on July 15. This report will be used to develop the 2020-2025 Dietary Guidelines for Americans (DGA) later this year. These …

First CLas-Positive ACP Found in California Grove

Len WilcoxCalifornia Corner, Industry News Release, Psyllids

An Asian citrus psyllid (ACP) sample has been confirmed positive for Candidatus Liberibacter asiaticus (CLas), the bacteria that causes huanglongbing (HLB). The sample was collected from a commercial citrus grove in the Woodcrest area of Riverside County. Confirmed by Citrus Research Board’s Jerry Dimitman Laboratory, this single adult psyllid is the first CLas-positive ACP found in a commercial citrus grove …

Making the H-2A Process Easier

Ernie NeffLabor

U.S. Secretary of Agriculture Sonny Perdue announced new features on the U.S. Department of Agriculture’s (USDA) Farmers.gov website designed to help facilitate the employment of H-2A workers. The vast majority of Florida citrus is harvested by temporary foreign workers employed through the H-2A program.   “USDA’s goal is to help farmers navigate the complex H-2A program that is administered by …

Reusing Oilfield Produced Water for Irrigation

Tacy CalliesCalifornia Corner, Irrigation

California citrus growers and other farmers in the Bakersfield area may feel vindicated with the result of a new study by researchers at Duke University and RTI International. As reported in the California Department of Food and Agriculture Planting Seeds blog, the study finds that reusing oilfield water that’s been mixed with surface water to irrigate farms in the Cawelo …

Mexfly Quarantine Reduced in Texas

Ernie NeffPests

The U.S. Department of Agriculture’s Animal and Plant Health Inspection Service (APHIS) and the Texas Department of Agriculture (TDA) in late July removed the Mexican fruit fly (Mexfly) quarantine area in Lasara, Texas. Lasara is in Willacy County. The quarantine in Lasara had been established in January. The agencies had restricted interstate movement of regulated articles from the area to …

citrus

Global Orange Juice Production to Drop

Ernie NeffInternational, Orange Juice

Global orange juice production for 2019-20 is estimated to slip 23 percent from last season, to 1.6 million tons, according to the U.S. Department of Agriculture’s Foreign Agricultural Service. Much of the blame falls on Brazil and Mexico, where fewer oranges are expected to be available for processing. Worldwide orange juice consumption is projected to be flat, though not down. …

Collecting Unsolicited Seeds

Ernie NeffInternational

The U.S. Department of Agriculture’s Animal and Plant Health Inspection Service (APHIS) and the Florida Department of Agriculture and Consumer Services recently issued warnings about unsolicited packages of seed received through the mail. See a previous article about the warnings. APHIS is collecting as many seed packages as possible to determine whether they present a threat to U.S. agriculture or …