By Fernando Alferez, Susmita Gaire, Ute Albrecht, Ozgur Batuman, Jawwad Qureshi and Mongi Zekri Controlling the Asian citrus psyllid vector of huanglongbing (HLB) is critical, especially in young trees. Reducing HLB incidence is essential for tree survival and productivity under current endemic conditions. Individual protective covers (IPCs) are a novel strategy based on psyllid exclusion by means of a protective …
First Citrus Crop Forecast of the Season
The release of the 2019-20 U.S. Department of Agriculture (USDA) citrus crop forecast projects an increase in orange, grapefruit, tangerine and tangelo production for Florida. California and Texas are expected to decrease production in most categories. ORANGESFlorida non-Valencia oranges are projected at 32 million boxes after ending the 2018-19 season at 30.4 million boxes. California is projected at 38 million …
Observations on the 2019 Brazilian Citrus Industry
By Thomas Stopyra, Certified Crop Advisor Note: The following report is based on data gathered from a variety of sources and reflects the personal opinion of the author. It should not be used as a basis for buying, selling or speculating futures or any other business decisions regarding agricultural enterprises or commodities. The recent estimate published by Fundecitrus for the …
Sugar Belle® Shows Potential in Orange Juice Processing
By Yu Wang, Charles Sims, Zhifeng Gao, Lisa House, Frederick Gmitter and Jude Grosser The citrus industry has faced significant declines in both production and consumption during the huanglongbing (HLB) era. For example, Florida orange production has dropped about 70 percent over the last two decades. In the absence of effective interventions, the spread of HLB will continue to reduce the …
USDA Citrus Fruits 2019 Summary
Florida’s 2018–2019 orange production is up 59 percent from the previous season. Citrus utilized production for the 2018–19 season totaled 7.94 million tons, up 31 percent from the 2017–18 season. California accounted for 51 percent of total U.S. citrus production; Florida totaled 44 percent, and Texas and Arizona produced the remaining 5 percent. Florida’s orange production, at 71.8 million boxes, …
Manipulating Flowering for Better Grove Management
By Tripti Vashisth, Garima Singh and Megan Dewdney Citrus trees grown in the field undergo various types and levels of stress continuously. The stressors can be several things, including heat, cold, drought, soil pH, chemicals, pests and diseases. The constant presence of huanglongbing (HLB) and psyllid infestation adds stress to the trees, which compromises the plant response and makes the …
The Real Cost of HLB in Florida
By Ariel Singerman This article summarizes the major changes in the cost of production for processed oranges in Florida since the outbreak of huanglongbing (HLB). To deal with the disease, growers have significantly changed their cultural practices. Those changes have had a considerable impact on the cost of production per acre. NOMINAL COSTS VS. REAL COSTSHowever, given that inflation also …
Orange Production Up Slightly From June Forecast
ORANGESThe 2018–2019 Florida all-orange forecast released by Mark Hudson of the U.S. Department of Agriculture (USDA) is now 71.6 million boxes. The total is comprised of 30.4 million boxes of non-Valencia oranges (early, mid-season and Navel varieties), unchanged from the June forecast, and 41.2 million boxes of Valencia oranges, up 200,000 boxes from last month. California non-Valencia oranges remained at …
The Facts on Preharvest Fruit Drop
By Tripti Vashisth, Lisa Tang and Sukhdeep Singh In citrus, huanglongbing (HLB) causes an increase in the mature fruit drop rate up to three months prior to commercial harvest. This preharvest fruit drop results in a great reduction in yield and overall grove productivity. Since the plant growth regulators that improve fruit retention on healthy trees do not have consistent …
How One Small Grower Handles HLB
By Ernie Neff It’s common belief — and probably true — that small Florida citrus growers have suffered more than larger growers as a result of HLB. Del Murphy might agree, but his family’s 66-acre citrus grove east of Avon Park is doing well by any Florida standard. He says the Murphy Partnership production program seems to be working “as …
Orange Grower: ‘Best Year I’ve Ever Had’
Hardee County orange grower Kenny Sanders said at a grower roundtable meeting on June 25 that he produced 409 boxes per acre in the 2018–19 Florida citrus season. “This is the best year financially I’ve ever had in the citrus business,” Sanders said at the Wauchula gathering hosted by Peace River Valley Citrus Growers Association. “In 2012, I picked 500 …
Update on Brassinosteroids for HLB Management
By Fernando Alferez, Christopher Vincent and Tripti Vashisth Brassinosteroids (BR), a relatively newly discovered class of plant hormone, regulate several developmental and physiological processes in fruit crops such as grapes, pears and cherries and in some non-edible plants. BR also induce disease resistance against different pathogens in a great number of crop plants. A form of BR (epibrassinolide) was shown …
Florida Citrus Production Continues Downward Trend
The 2018–19 Florida all-orange forecast released by the U.S. Department of Agriculture (USDA) on June 11 is 71.4 million boxes. The total includes 30.4 million boxes of non-Valencia oranges (early, mid-season and Navel varieties) and 41 million boxes of Valencia oranges. The June forecast for non-Valencia production is unchanged from the May forecast. Harvest is complete for the included varieties. …
Advice on Picking Rootstocks
Growers who attended a recent Citrus Research and Development Foundation (CRDF) rootstock field day in Highlands County should look at similar CRDF trials when deciding what rootstocks to plant. That’s the opinion of Jim Graham, a CRDF project consultant who spoke at the event last month. The same six rootstocks with Valencia scions that are in field trials in Highlands …
Working Toward Better Orange Juice in the HLB World
By Jude Grosser, Fred Gmitter, Yu Wang and Bill Castle It’s no secret that huanglongbing (HLB) has challenged the industry to maintain the outstanding quality associated with Florida orange juice. Moreover, increased prices and competition from new juice products and blends have reduced Florida orange juice consumption. We believe that improving the quality, especially flavor and color, of juice products …
Brazil’s Orange Forecast Announced for 2019–2020
The 2019–2020 orange crop forecast for Brazil, published on May 10 by Fundecitrus in cooperation with Markestrat, FEA-RP/USP and FCAV/Unesp, is 388.89 million boxes. Box weight is 90 pounds. The forecast region includes São Paulo and the west-southwest Minas Gerais Citrus Belt. The total orange production by variety is forecast as follows:• 76.97 million boxes of Hamlin, Westin and Rubi …
May Florida Citrus Forecast Sees Some Changes
The 2018–2019 Florida all-orange forecast released May 10 by the U.S. Department of Agriculture (USDA) is 72.4 million boxes, down 5 percent from the April forecast. The total includes 30.4 million boxes of non-Valencia oranges (early, midseason, and Navel varieties) and 42 million boxes of Valencia oranges. The forecast of non-Valencia production is finalized at 30.4 million boxes. Harvest is …
Grower Optimism Tempered by Pricing
Central Florida citrus grower Jerry Mixon of KLM Farms recently expressed optimism that is tempered by current orange prices. “I am optimistic, and it seems like the industry does have that same feeling,” Mixon says. “Yields are up. I have heard a little bit that (pound) solids are up a little bit, particularly Valencia crops … Trees look better.” Mixon …
Grower Picks Favorites at Rootstock Trial
Gardinier Florida Citrus General Manager Lee Jones named two rootstocks that looked appealing at an April 25 Citrus Research and Development Foundation (CRDF) rootstock field day in Highlands County. “(US) 942 kind of stands out to me,” he said. “(US) 812 looks good,” he added. “What we’re learning as we’re going is we’ve got to spoon feed this (citrus trees) …
What Will Come from Brazil?
By Marcos Fava Neves On the supply side, Florida expects 77 million boxes of oranges this season. Valencias account for 46 million boxes, while non-Valencia represent 31 million boxes. With reports of smaller fruit, these figures may drop before the end of the processing season. SEASON STATUSIn general, the Florida weather has been favorable this season, allowing for a good …