nitrate

Achieving Successful Nursery-Grower-Researcher Partnerships

Josh McGillResearch, Rootstocks, Tip of the Week

By Bill Castle, Fred Gmitter and Jude Grosser The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Research and Education Center (CREC) plant improvement team has long been engaged in field research to evaluate new scions and rootstocks. That effort continues and has involved trials on public and private property. While public sites are valuable, they are …

Increasing Pesticide Effectiveness With Adjuvants

Josh McGillCEU

By Ajia Paolillo Editor’s note: THIS ARTICLE IS NO LONGER AVAILABLE FOR CEU CREDIT. Pesticides are widely used in commercial agriculture to manage insects and other arthropods, diseases and weeds. Each application needs to be as effective as possible in managing the target pest. Many factors, such as environmental conditions, tank-mix incompatibility and solution pH, can cause a pesticide application …

Avoid Phytophthora When Planting

Josh McGillDiseases, Research

Phytophthora infection can lead to severe stunting in newly planted citrus trees, researcher Megan Dewdney told growers and others at a Jan. 19 presentation at the Citrus Research and Education Center in Lake Alfred, Florida. She said stunted trees never thrive or produce adequate fruit. Dewdney is a University of Florida Institute of Food and Agricultural Sciences plant pathologist. She …

European

Tangerine Crop to Climb in Turkey

Ernie NeffInternational

Tangerine production in Turkey is forecast to increase 9% in 2021-22 to 1.75 million metric tons (MMT), the U.S. Department of Agriculture’s Foreign Agricultural Service (FAS) reported recently. Production in 2020-21 was 1.6 MMT. High yields per tree and increasing orchard areas and bearing trees are also expected due to favorable weather conditions in the Mediterranean region. However, the yield …

Florida Citrus Show Takes Aim at HLB

Josh McGillFlorida, HLB Management, Research

Growers gathered in Fort Pierce last week for the Florida Citrus Show. More than 30 presentations and panel discussions were held during the two-day event. Topics covered included production, technology and markets. With the U.S. Department of Agriculture (USDA) predicting the smallest citrus crop in more than 70 years, urgency to seek solutions to HLB was high on the agenda. …

Ezell to Lead Highlands Citrus Growers

Josh McGillIndustry News Release

Emma Reynolds Ezell will become president of the Highlands County Citrus Growers Association (HCCGA) board of directors during the association’s March 3 annual meeting. Ezell previously served as president in 2015 and has been on the association’s board of directors since 2014. She is involved in both her own and her family’s citrus growing, caretaking and harvesting business. Ezell is …

Plight of Florida Citrus Growers Addressed

Josh McGillCitrus, Florida

Michael Rogers addresses the plight of Florida citrus growers, upcoming educational events and recruitment of new University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) personnel. Rogers is director of the UF/IFAS Citrus Research and Education Center (CREC) in Lake Alfred. Rogers says reports of progressively lower citrus yields, coupled with rising costs of grove inputs, have “really made …

European Union to Produce Less Lemons

Josh McGillInternational, lemons

European Union (EU) lemon production is forecast at 1.57 million metric tons (MMT) in 2021–22, a decrease of almost 9% from the previous season, the U.S. Department of Agriculture’s Foreign Agricultural Service reported. The decrease is due to expected crop reductions for the EU’s main lemon producers, Spain and Italy, even though the area planted with lemons continued trending upward …

Plan Insect and Mite Management for 2022

Josh McGillHLB Management, Pests, Tip of the Week

By Lauren Diepenbrock Insect and mite management is a year-round challenge in Florida citrus. With the warm climate, pests are at the ready as soon as plant resources are available to them. With knowledge of insect and mite biology in relation to tree phenology, plans to protect fruit and maintain productive citrus trees can be developed. MAJOR PESTSPopulations of some …

citrus

Citrus Recovery Act Seeks to Update Florida Citrus Commission

Josh McGillFlorida, Florida Citrus Commission, Regulation

It is set to be a busy legislative session for agricultural interests in Florida. One of the bills making its way through the process is SB 1002, the Citrus Recovery Act. Sen. Danny Burgess (R-District 20) introduced the bill to amend the Florida Citrus Commission (FCC). The FCC is the governing body of the Florida Department of Citrus. The Citrus …

Preying on Asian Citrus Psyllids and Other Pests

Josh McGillHLB Management, Pests

By Jawwad A. Qureshi and Azhar A. Khan The Asian citrus psyllid (ACP), Diaphorina citri, invaded Florida over two decades ago. The need to consistently suppress it became apparent soon after detection and particularly after discovering huanglongbing (HLB) disease, which it spreads. Managing HLB depends strongly on vector control to either reduce disease transmission of healthy trees or reinoculation. Single …

South African

Consumers Prefer Florida OJ

Josh McGillFlorida, Orange Juice

Consumers are more likely to buy orange juice (OJ) if they think the fruit comes from Florida, new University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) research shows. In fact, top reasons consumers purchase OJ include taste, health benefits and origin of the fruit.  According to the Florida Department of Citrus (FDOC), while 80% of OJ consumers who …

Water, Labor Boost Australia Crop

Ernie NeffInternational

Increased water availability and the expectation of more harvest labor, along with increased planting area, are reasons for the citrus crop forecast increase in Australia, according to the U.S. Department of Agriculture’s Foreign Agricultural Service (FAS). FAS recently reported that the total planted area of navel and Valencia oranges in Australia has increased by 14% from 15,307 hectares (ha) in …

Lower Supply, Higher Demand and Processed Orange Prices

Josh McGillProcessing, Production

By Ariel Singerman According to the U.S. Department of Agriculture (USDA), production of processed oranges in Florida will decline again this season (Figure 1). If such a forecast materializes, production will have declined by approximately 80% since HLB was first found in the state. The Florida Department of Citrus reports that, as a consequence of COVID-19, orange juice demand has …

Targeting E-commerce to Drive Florida OJ Sales Higher

Josh McGillFlorida, Florida Department of Citrus, Orange Juice

As HLB has reduced Florida’s citrus crop, so too has the budget shrunk for the Florida Department of Citrus (FDOC). The agency charged with promoting the state’s signature crop is largely funded by fees based on citrus production. FDOC has been forced to look for creative ways to do more with less with its promotional budget. One tactic has been …

citrus nutrition

Reducing Psyllid Populations During Key Periods Pays Dividends

Josh McGillHLB Management, Pesticides, Pests

By Lukasz L. Stelinskiand Jawwad A. Qureshi Asian citrus psyllids (ACP) are at the mercy of their host (citrus) for survival. They need flush to lay eggs and for the nymphs to develop. Prior to HLB, the majority of flushing had been fairly predictable and occurred in the early spring and late summer. The occurrence of flush in young trees …

The State of the Citrus Industry in Japan

Ernie NeffInternational, Production

In a short summary about citrus in Japan, the U.S. Department of Agriculture’s Foreign Agricultural Service (FAS) reports that the country’s mandarin production continues to decline amid labor shortages and reduced consumption. Shipping challenges and rising prices are projected to reduce the consumption of largely imported oranges and grapefruit. MANDARINSTangerine/mandarin production for 2021-22 is forecast at 924,000 metric tons (MT), …

Florida Citrus Forecast Drops Again

Tacy CalliesCrop Forecast

The U.S. Department of Agriculture (USDA) National Agricultural Statistics Service released its monthly U.S. citrus production forecast on Jan. 12. ORANGESThe report showed another 3% drop in Florida orange production down to 44.5 million boxes. The initial forecast in October predicted 47 million boxes. The forecast for all oranges fell by 1.5 million boxes from the December report. Florida’s non-Valencia …

United States to Accept Pummelos From Vietnam

Josh McGillInternational, Regulation

The U.S. Department of Agriculture’s Animal and Plant Health Inspection Service (APHIS) has proposed that fresh pummelo fruit can be safely imported from Vietnam into the United States. The proposal is part of a pest risk assessment and risk management document that APHIS prepared. Vietnam’s Deputy Minister of Agriculture and Rural Development Tran Thanh Nam said in early January that U.S. …