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News for citrus growers around the globe
By Xavier Martini and Danielle Sprague Cold-hardy citrus, that is, citrus grown above the 30th parallel north, is a blooming industry. In less than 10 years, the acreage in North Florida has gone from almost nonexistent to approximately 1,000 acres. Growers in the region plan to plant more in the coming years. In Georgia, there are approximately 2,000 acres across …
An update on the nutrition box program, shade research with some positive side effects, and a bold project analyzing compounds used against HLB headline January’s All In For Citrus podcast. The Citrus Nutrient Management Program, more commonly known as the nutrition box program, is over a year old. Citrus Research and Education Center Director Michael Rogers, with the University of …
Ongoing citrus rootstock trials being conducted by University of Georgia (UGA) Cooperative Extension in Lowndes County hold promise for increased yields, improved fruit quality and greater disease resistance. Jake Price, UGA Extension agent and Lowndes County Extension coordinator, has six local citrus rootstock/variety trials with varying objectives. The trees are custom-produced by U.S. Department of Agriculture (USDA)-certified citrus nurseries in …
Phytophthora and leprosis diseases can each substantially reduce productivity of a citrus tree, but when they attack trees already weakened by HLB, the result can be fatal. Ozgur Batuman, assistant professor at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS), explained how co-infection impacts HLB-infected trees during a recent UF/IFAS webinar. PHYTOPHTHORA DISEASESPhytophthora species are soil-borne fungal pathogens …
A strong majority of farmers and farmworkers say the COVID-19 pandemic has impacted their mental health, according to a new American Farm Bureau Federation (AFBF) poll. The poll also indicates that more than half say they are personally experiencing more mental health challenges than they were a year ago. The survey of rural adults and farmers/farmworkers reveals how the pandemic …
A U.S. Department of Agriculture (USDA) report that projects strong employment opportunities for new college graduates interested in agriculture and related fields opened with a cautionary preface. Termed “A 2020 Pandemic Note,” it stated that the underlying study and preparation for the report began in September 2019, “when global socio-economic conditions were much different from today.” It stated that fewer …
One of the main issues for citrus crop growers is the quick spread of fungal and bacterial diseases due to warm, wet growing conditions. Without proper methods to prevent and control diseases, crop yield can be greatly reduced, and groves can become ruined. How do you produce a healthy citrus crop while keeping diseases under control? For generations, growers have …
Like several commercial Florida citrus growers, Ben Bateman of Brandon has noticed strong improvement in what he calls his “recreational grove” after applying oak mulch to the trees. Bateman planted 26 mixed-variety trees in large pots about six years ago, transplanting them to the ground five years ago. He said he spent nearly $1,000 on foliar nutrients “with little to …
Total grapefruit and pomelo production in China in 2020-21 is forecast at 4.95 million metric tons, a negligible increase from the previous year, the U.S. Department of Agriculture’s Foreign Agricultural Service (FAS) reported. The slight increase is mainly driven by production of grapefruit hybrids in Guangxi and Yunnan. “Though limited, this change is worth reporting as it reflects the beginning …
Indian River Exchange Packers (IREP) on Jan. 8 sold its Vero Beach, Florida, packinghouse to Diamond Drinks, a Pennsylvania drink manufacturing firm. The sales price was $4.5 million. “Diamond Drinks will convert the packinghouse into a private drink mixing and bottling company,” said IREP President George Hamner. “They will also extrude and sell plastic bottles.” IREP plans to continue packing …
Jim Gorden, chair of the Citrus Pest and Disease Prevention Committee (CPDPC), is greatly concerned about the increase in sporadic Asian citrus psyllid (ACP) detections across California. Gorden sent an open letter to all citrus growers asking them to increase their vigilance against the pest and the risk of citrus greening, known as HLB disease. He said that “While the …
By Ajia Paolillo The use of liquid fertilizers in citrus production has increased over the years. Liquid fertilizers offer the grower a way of applying frequent doses of fertilizer to trees to optimize nutrient efficiency. Now that the winter months are here with cooler weather and some cold nights, growers may face the issue of liquid fertilizer salting-out in the …
Fresh lemon production in Argentina is forecast at 1.03 million metric tons in 2020-21, down 30 percent compared to the previous marketing year. The U.S. Department of Agriculture’s Foreign Agricultural Service (FAS) reported these figures. Low spring temperatures seem to have significantly affected production and, coupled with the ongoing drought, resulted in reduced fruit size. As a result of the …
Weed management is a key component of Florida’s citrus production. A warm, humid climate and frequent rainfall provide a favorable environment for weed emergence and growth in citrus groves. Steve Futch, a former multi-county citrus Extension agent for the University of Florida Institute of Food and Agricultural Sciences, delivered a presentation during the 2021 virtual Southeast Regional Fruit and Vegetable …
By Lukasz Stelinski The citrus leafminer (CLM) remains a major pest of citrus throughout Florida. The adults are small, white/silver-colored moths about half the size of a typical mosquito (Figure 1). Adults are difficult to spot due to their small size and because they are active only in the evening (dusk) and early pre-dawn hours. CLM adults can be monitored …
A federal judge has blocked the H-2A wage freeze that the Department of Labor (DOL) announced in November. The DOL decision would have kept H-2A wages at 2020 rates through 2022. Last month, United Farm Workers (UFW) and the UFW Foundation filed a suit to block the DOL rule. U.S. District Judge Dale Drozd granted the injunction preventing DOL from …
Researchers found use of kaolin particle film on trees reduced populations of HLB-spreading psyllids and delayed HLB infection. University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) assistant professor Christopher Vincent presented his research comparing red and white kaolin particle films with foliar insecticides during a recent UF/IFAS OJ Break webinar. According to Vincent, the particles of kaolin clay …
The Arlene and Joseph Meraux Charitable Foundation has constructed a citrus research facility at the Docville Farm in partnership with the Louisiana State University (LSU) AgCenter. The new facility, called the Center for Louisiana Citrus Innovation and Research, is in Violet, Louisiana. “This facility will be utilized to support Louisiana citrus growers as well as promote citrus and other specialty …
The European Union’s (EU) orange production is forecast at 6.55 million metric tons (MMT) for 2020-21, up 5.6 percent from the previous year and 3 percent higher than the 10-year average. That’s according to a recent EU citrus report by the U.S. Department of Agriculture’s Foreign Agricultural Service (FAS). The higher forecast is mainly due to expected increases in orange …
The U.S. Department of Agriculture (USDA) recently announced that fresh citrus producers voted to continue the marketing order regulating the handling of oranges, grapefruit, tangerines and pummelos grown in Florida. The marketing order requires a continuance referendum be held every six years. In a referendum held Oct. 19 to Nov. 9, 2020, 99 percent of Florida producers, representing 94 percent …
