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APRES Southern Corn Rootworm Management Poster Peanut Notes No. 146 2024

The following poster and abstract was presented at the recent meeting of the American Peanut Research and Education Society.APRES Brandenburg Poster 2024 RootwormsAPRES BrandenburgR-Rootworms Foliar…

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Nodulation Peanut Notes No. 145 2024

Question:Will peanuts add nodules the rest of the season or is there a time when they stop producing?Jordan:Peanuts will add a lot of nodules over the season. Some of the early ones will die. When we…

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Chlorothalonil and Rain After Application Peanut Notes No. 144 2024

Question:How long should Bravo/Tebuconazole need to be on before rain?Jordan:6 hours. But you will get some activity with less. You may want to start your next spray earlier, perhaps next week. I…

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Dan Anco Comments Clemson Peanut Notes No. 143 2024

Aspergillus Crown RotThe first picture is from a field where Aspergillus crown rot infection is resulting in individual plants becoming infected and necrotic. The black sooty sporulation by the base…

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Lesser Cornstalk Borer Peanut Notes No. 142 2024

Question:There was a group of folks finding high levels of cornstalk borer this week around the house. Have you heard of anything similar?Jordan:Not surprised. Prevathon or Diamond are effective.

Brake injury on peanut leaves.

Manganese Deficiency and Herbicide Injury Peanut Notes No. 141 2024

In a previous post (Peanut Notes No. 140), I showed various levels of manganese deficiency. Other stresses can give a similar appearance. The following image has injury from the herbicide Brake. At…

Peanut leaves showing manganese deficiency.

Manganese Deficiency in Peanuts Peanut Notes No. 140 2024

The following are peanuts with various degrees of manganese deficiency. We discuss how to manage this in 2024 Peanut Information. If you have an obvious deficiency, make sure the product you are…

Rows of peanut.

R3 Stage of Peanut Development Peanut Notes No. 139 2024

Fungicide sprays should begin at the R3 stage of growth but no later than July 10. The peanuts in the following images were planted May 10 with the images taken July 5.

Leaf Hopper burn on leaves. Light yellow from the center of the leaf.

Potato Leaf Hopper Burn Peanut Notes No. 138 2024

This is an image of burn from potato leaf hopper feeding. The insect vectors a toxin that causes damage to the leaf. Several insecticides can control this insect pest, including pyrethroids. The…

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Kudos OD and Tank Mixtures Peanut Notes No. 137 2024

Kudos OD is a new liquid formulation of prohexadione calcium. Apogee and Kudos are dry formulations that have been around for many years. A new dry formulation named Cryova is also available.…