Moderate spacing and medium tree size could be the quickest way Florida growers can return to producing 100 million boxes of oranges per year. By Pete Spyke, Bill Castle and Ed Stover The Florida Department of Citrus (FDOC) recently released the results of a study originally titled “Restoring Florida’s Commercial Orange Tree Inventory: Economic Impacts of APS vs. Traditional Plantings.” …
A Bitter Analysis of the World’s Orange Juice Market
By Marcos Fava Neves During the last five years, I was involved in a study that examined data in depth about the world’s orange juice (OJ) consumption. This study, led by Markestrat, gathers data from Citrus BR associates, U.S. Department of Agriculture, Tetrapak, Compass, Nielsen, Planet Retail and other recognized international organizations that collect data. The analysis was performed in …
New Knowledge on Citrus Black Spot
By Megan Dewdney, Jeff Rollins, Nan-Yi Wang and Ke Zhang Citrus black spot (CBS) has become established in the groves of Collier and Hendry counties. In other citrus-growing regions of the world where CBS is present, the sexual fruiting bodies of the fungus, known as pseudothecia, form in decomposing leaf litter. Approximately 50 to 180 days following leaf drop, the …
IndexBox Marketing: Orange Market in Crisis
According to a report by IndexBox Marketing, the orange market is in crisis. One of the main reasons is the citrus greening disease, widespread in the key centers of orange cultivation. This is why a reduction of the global orange market volume is expected once again in 2016. Orange yield reduction affects consumption worldwide. In this case, a distinction should …
Finger Lime Field Day Draws Mostly Non-Citrus Crowd
Only a few Florida commercial citrus growers were on hand for an April 24 finger lime field day at the Citrus Research and Education Center (CREC) in Lake Alfred. Most of the more than 40 attendees did not own citrus groves, and about half were women — definitely not the standard crowd for a CREC event. Those in attendance had …
World Citrus Organisation Sets Priorities
The World Citrus Organisation (WCO) recently announced its 2022–2024 strategy priorities for what it calls “future building” the global citrus community. The five priorities are membership, engagement, statistics, nutrition and health, and promotion. MEMBERSHIPIn 2022–2024, the WCO membership will be further consolidated to include the top citrus-producing countries and the top citrus-exporting countries. These include Africa, Brazil, China, Egypt, Greece, …
NOAA Predicts Above-Normal Hurricane Season
The National Oceanic and Atmospheric Administration (NOAA) predicted another above-normal Atlantic hurricane season. Forecasters predict a 60% chance of an above-normal season, a 30% chance of a near-normal season and a 10% chance of a below-normal season. However, experts do not anticipate the historic level of storm activity seen in 2020. For 2021, a likely range of 13 to 20 …
Organic Solutions to Citrus Greening Sought
The Organic Center is currently working with the University of Florida, the University of California, Riverside, and several citrus growers and industry members to conduct a national review of how citrus greening disease is impacting organic growers and other industry members. The information will be used to develop a large-scale holistic research project proposal targeted toward protecting organic citrus growers from citrus …
Busy Hurricane Season Projected by NOAA
An above-normal 2020 Atlantic hurricane season is expected, according to forecasters with the National Oceanic and Atmospheric Administration’s (NOAA) Climate Prediction Center, a division of the National Weather Service. An above-average Atlantic hurricane season was also predicted more than a month earlier by both Colorado State University (CSU) hurricane researchers and AccuWeather. See those predictions. The NOAA outlook predicts a …
Controlling Difficult Weeds in Citrus Groves
By Ramdas Kanissery, Camille McAvoy and Mongi Zekri Some weeds are more difficult to manage in the production system than others due to their ability to grow in an available niche. If given a chance to establish, Guinea grass and goatweed can be the two most difficult weeds to manage. This is not just because they both are prolific seed …
Study Zeroes in on Organic Ways to Beat Citrus Greening
Results show promise for organic groves, but more research is needed. Since it was first discovered in the United States in 2005, the bacterial disease known as citrus greening, or Huanglongbing, has devastated millions of acres of citrus crops throughout this country and abroad, ravaging citrus groves in Asia, Africa and South America. Citrus greening has impacted conventional and organic …
New HLB Research Facility in Riverside
By Len Wilcox There’s a new research facility funded by California citrus growers to help combat huanglongbing (HLB), also known as citrus greening disease. The facility, located in Riverside, California, is the result of a 3-year cooperative effort of the University of California, Riverside (UC Riverside) and California citrus growers. Using funds provided by members of California Citrus Mutual (CCM), …
Rootstocks and HLB Tolerance — Another Perspective
By Ute Albrecht Tolerance to a disease is generally defined as the ability to be productive in the presence of disease-causing organisms. This is contrary to resistance, which is defined as the ability to completely evade a pathogen due to specific resistance mechanisms. The question as to what defines an HLB-“tolerant” rootstock was posed in an article by Bill Castle, …