Tag Archives: Disease Management

National Peanut Research Lab to celebrate 50 years of research

national peanut lab

In the world of peanuts, Georgia is king, growing over 46 percent of the U.S. crop. So where better to locate a laboratory dedicated to solving problems of the U.S. peanut industry? In Dawson, Georgia, Nov. 22, the National Peanut Research Laboratory will celebrate 50 years of research on the popular legume. At the lab, which is part of the ... Read More »

Planning for 2020

Tillage systems, twin rows and seeding rates are topics to consider before next planting season. North Carolina Extension peanut specialist David Jordan answers planting-related questions producers may be thinking about over the winter. Q Should I transition my planting pattern to twin rows? A My standard answer is that single rows and twin rows will perform about the same on ... Read More »

Aggressive early spot, coupled with rain forecast, may prompt a fungicide

early spot

• By Alan Henn • Early leaf spot (https://www.mississippi-crops.com/2013/08/12/early-leaf-spot-of-peanut/) can seriously defoliate peanuts, leading to yield losses and perhaps inversion problems that inhibit pod drying. Leaf spots generally require some hours of free water (dew, guttation, irrigation) on the leaf for the fungal spores to germinate and infect. Thus leaf spots are generally more aggressive in rainy times or during extended ... Read More »

Take These Steps To Prepare Your Crop Before Dorian Makes Landfall

hurricane Dorian

• By David Jordan • From leaf spot advisory: Make sure peanuts are protected with a leaf spot fungicide as Dorian approaches. Shorten spray intervals to 10 days to optimize protection. Any fungicide applied during this period should be tank mixed with 16 to 24 oz chlorothalonil (Bravo). From Sclerotinia advisory: Risk of Sclerotinia blight may increase rapidly with rain ... Read More »

Georgia Growers Need To Scout For Explosive Foliar Disease

peanut rust

Georgia farmers need to be wary of peanut rust disease after it was discovered in a field in Tift County last week, according to University of Georgia plant pathologist Albert Culbreath. He said that rust doesn’t occur in Georgia every year and information about which chemical options are best for controlling this disease is limited. Several fungicides that are already ... Read More »

Why Was TSWV So Bad In 2019?

tomato spotted wilt virus

• By Barry Tillman • Ten years ago, I stood in a peanut field planted in late April surveying significant damage from spotted wilt. One year later in 2010 and for the next eight years, spotted wilt would not make a significant presence across the Southeastern Peanut Belt. In fact, some claimed that it had “disappeared.” What a difference a ... Read More »

Pod Wart Disease Confirmed For First Time In Georgia

pod wart

Pod wart, a bacterial of peanuts, was confirmed for the first time in the Western Hemisphere, according to a report in “New Disease Reports,” an online peer-reviewed journal published by the British Society for Plant Pathology. Pods with wart-like symptoms were collected from the University of Georgia’s Bowen Farm in Tifton, Georgia. Scientists used PCR genetic finger printing to identify ... Read More »

EPA Registers BASF Fungicide

revysol logo

The Environmental Protection Agency has registered Revysol, the branded active ingredient name for mefentrifluconazole from BASF. State registrations are pending. In peanuts, it will be marketed under the Provysol product brand name. The DMI fungicide, which provides broad-spectrum control of a variety of diseases, belongs to the Fungicide Resistance Action Committee’s Group 3. Revysol fungicide has a unique isopropanol link ... Read More »

BOLO: Disease Pressure

aspergillus crown rot

Weather patterns are part of what dictates the possible pathogens to look for. Early hot, dry weather created conditions that favored both Aspergillus crown rot and lesser cornstalk borers says Clemson Extension peanut specialist Dan Anco. Unfortunately, on the Aspergillus crown rot, the recommendations are to plant good quality, treated seed and include an in-furrow fungicide. After planting, and once ... Read More »

Clemson Specialist Warns SC Growers To Keep Eyes Peeled For Diseases

aspergillus crown rot

Hot, dry weather is causing issues for South Carolina peanut production, and Clemson Extension peanut specialist Dan Anco warns farmers to be on the lookout for a host of diseases that could affect yields. One disease is Aspergillus crown rot. “This disease shows up as black sooty spores at the crown of dead plants,” Anco says. “It is difficult to ... Read More »