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The Citrus Research and Development Foundation (CRDF) held its June board of directors meeting in conjunction with Florida Citrus Mutual’s Florida Citrus Industry Annual Conference in Bonita Springs. The June gathering is when the CRDF board passes its budget for the next year. The board funded a project by Zhanao Deng, professor of environmental horticulture with the University of Florida …
California Citrus Mutual (CCM) in mid-June welcomed congressional support for critical federal citrus programs. The programs being supported include the Citrus Health Response Program, the HLB Multi-Agency Coordination Group and an additional $1 million in federal funding for a new citrus breeding program. The House Appropriations Committee has included additional funding for citrus breeding research. The research is intended to …
The Florida Citrus Commission (FCC) on June 14 received an update about a program for expedited propagation, in which 23 nurseries are participating. The goal of the expedited tree propagation program is to have several million HLB-tolerant or HLB-resistant trees planted in the next several years. Rosa Walsh, Florida Department of Citrus (FDOC) director of scientific research, provided the update. …
Scott Angle, University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) senior vice president for agriculture and natural resources, began the educational session during the Florida Citrus Industry Annual Conference with a message of urgency. He recognized the critical threat posed by HLB and said science could catch up to the problem. “Plant sciences are advancing globally at almost …
Looking for the perfect tree planting density to meet all of your objectives for citrus fruit quality and yield? That may not be possible, University of California Cooperative Extension’s Craig Kallsen said in a recent talk about planting density’s impact on navel orange yield and quality. The citrus and pistachio farm advisor for Kern County gave the example of a …
By Lukasz Stelinski Ants can be involved in mutualistic relationships with honeydew-producing hemipterans. Ants provide protection against their natural enemies, and in return, hemipterans reward ants with honeydew. Such mutualism may affect population regulation of hemipterans by third trophic level predators. However, current knowledge regarding the effects of this food-for-protection mutualism of ants with Asian citrus psyllid (ACP, Diaphorina citri) …
In 2022–23, mandarin production in Chile is projected to increase by 26.5% and total 215,000 metric tons (MT), the U.S. Department of Agriculture Foreign Agricultural Service (USDA FAS) reported on June 2. The increase is driven by a rise in yields and new orchards reaching production. Mandarins include clementines and tangerines. Yields this year recovered as rainfall reached more normal …
By Sarah Strauss, Emma Dawson and Elena Karlsen-Ayala The term “soil health” has become increasingly popular in the last several years. While there are many definitions of soil health, one of the more commonly cited ones is from the U.S. Department of Agriculture (USDA) Natural Resources Conservation Service (NRCS). It defines soil health as “…the continued capacity of a soil …
Positive results from experiments with photoselective shadecloth for color break and with plant growth-promoting bacteria for tree health were reported at a June 14 citrus under protective screen (CUPS) seminar. Presenter Arnold Schumann also gave an update on the generous fruit yields being generated in CUPS. Schumann is a University of Florida Institute of Food and Agricultural Sciences Citrus Research …
The U.S. Department of State (DOS) fees for petition-based non-immigrant visas for H-2A temporary foreign workers will increase on June 17, Florida Fruit & Vegetable Association (FFVA) reported. The final rule from DOS will increase the H-2A visa fees by 7.9%, from $190 to $205, less than DOS originally proposed in 2022. In its original proposal, DOS would have increased …
Highlands County Citrus Growers Association (HCCGA) President Aaron Nelson recently shared observations about trunk injection of oxytetracycline (OTC) for trees with HLB. The first formulations for citrus trunk injection became available in January. His observations follow: Over the course of the last six months there have been countless hours spent injecting millions of trees all over the state. What follows …
The Citrus Label Tour, comprised of 81 signs in Florida, has been established to educate the public about the history of the citrus industry through citrus crate labels. The tour is a partnership of the Florida Citrus Hall of Fame, Polk History Center and Visit Central Florida. The tour is now in four counties — Polk, Indian River, Lake and …
The Florida Department of Agriculture and Consumer Services (FDACS) announced that landowners can apply online to the state’s Rural and Family Lands Protection Program (RFLPP) until 5 p.m. on July 27. The department will review the applications for eligibility. The program, which partners with farmers and ranchers through conservation easements, aims to safeguard working agricultural operations. “Florida’s agricultural lands are …
Lemon production in Chile is expected to increase by 26.4% in 2022–23 and total 172,000 metric tons (MT), the U.S. Department of Agriculture Foreign Agricultural Service (USDA FAS) reported. Favorable climatic conditions and an increase in water supplies in the Coquimbo region pushed up lemon yields, and thus overall production. ACREAGEIn 2022–23, total area planted in Chile reached 8,080 hectares, …
Low Brix has been a major problem plaguing the Florida citrus industry in recent years. While many growers are struggling to achieve the minimum required Brix level, this has not been an issue for citrus grower Chip Henry. He recently shared how he believes his organic production techniques contribute to high Brix as well as stopping premature fruit drop in …
By Taylor Livingston and Tripti Vashisth Fighting HLB alongside weather disasters like freezes and hurricanes is leaving growers with little options for sustaining yields. The Hamlin sweet orange variety is known for higher susceptibility to HLB symptoms which cause rapid tree decline, including increased pre-harvest fruit drop and canopy loss. Production strategies that target fruit drop and canopy health improvement …
The Gulf Citrus Growers Association (GCGA) hosted its annual meeting in Fort Myers in early June to tend to association business and elect new board members. The event was well attended, and growers were mostly in good spirits buoyed by observations that HLB therapies might be having positive impacts on trees. Ron Mahan, current GCGA president, captured that sentiment in …
Florida Grower magazine chose Glenn Beck as the 2023 Citrus Achievement Award winner. He is featured in the magazine’s June cover story. For more than 20 years, the people who have won the award have helped shape the history of the state’s citrus sector. Some years, selecting a winner is an easy process because the person checks so many boxes. …
Fundecitrus researchers contributed to two recent citrus gatherings in South America — the 48th Expocitrus/44th Citriculture Week in Sao Paulo, Brazil, and a CITRIBAC project meeting in Argentina. Researchers Franklin Behlau, Marcelo Miranda and Geraldo Silva Júnior, along with postdoctoral fellows Deived Carvalho and Wellington Ivo Eduardo, gave lectures on citrus-growing topics at the 48th Expocitrus/ 44th Citriculture Week. The …
By Ute Albrecht, Ankit Pokhrel, Sarah Strauss and Ramdas Kanissery The soils in most Florida citrus production areas are sandy. They have less than 1% organic matter and a low cation exchange capacity (CEC). This makes them prone to nutrient leaching, especially after heavy rainfall events in the summer. HUMIC SUBSTANCESOne way to improve soils is by amending them with …
