Posts in Sugarcane
Sugarcane Disease Sampling and Testing

Sugarcane diseases are managed primarily through varietal resistance, which is an inherent trait that is selected by breeders with the help of plant pathologists. Resistance can be described as the ability that a variety has to fight diseases. Our sugarcane varieties in Louisiana were selected over the years to resist diseases, however, sometimes pathogens change and are able to overcome these resistant traits. Additionally, some of our varieties cannot completely resist diseases, therefore, we need to manage these diseases in an integrated way, by incorporating new management strategies in our farms.

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Pasture Mealybug Update: August 2, 2026

Almost across the board this past week, we were still seeing mostly (and many) young nymphs and few adults.

A new insecticide test just put out (7/31) on last year’s infested cane comparing imidacloprid impregnated potash, soil treatments, and foliar treatments. This field has previously been treated this year, but yellowing has increased dramatically in the past few weeks.

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USDA, SugarcaneAvery Davidson
For Louisiana Sugarcane Producers, Huge Harvest Tempered by Arrival of Invasive Insect

The predictions of a harvest increase over last year’s were undercut by the news of the arrival of a worrisome, invasive insect at the LSU AgCenter’s annual Sugar Research Station field day July 15.

At the outset of the day, AgCenter sugarcane specialist Kenneth Gravois said that the U.S. Department of Agriculture’s National Agriculture Statistics Services is indicating a 5,000-to-6,000-acre increase over last year’s crop, with a clearer focus coming into view in August.

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Agricultural Policy and Market Situation Newsletter: July 2026

USDA’s much-anticipated Acreage Report was released on June 30th. Corn acreage stayed large, but lower-than-expected corn and wheat stocks gave traders enough demand support to trigger relief buying and short-covering after a sharp June selloff.

Grain markets treated the Acreage and Grain Stocks reports as less bearish than the headline corn acreage number first suggested. USDA pegged corn planted area at 95.343 million acres, above the average pre-report trade estimate near 94.99 million acres, with harvested area for grain forecast at 87.434 million acres.

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