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Tag "Northern Corn Leaf Blight"

Louisiana: Pesticide Resistance Highlighted at Field Day

Louisiana: Pesticide Resistance Highlighted at Field Day

👤By Karol Osborne, LSU AgCenter 🕔Feb 15, 2018

More than 100 agricultural producers heard from LSU AgCenter experts on how to manage for herbicide, insecticide and fungicide resistance at the Northeast Louisiana Crops Forum held Feb. 8 at the Delhi Civic Center. AgCenter entomologist Sebe Brown said farming

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Northern Corn Leaf Blight Genes Identified in New Study

Northern Corn Leaf Blight Genes Identified in New Study

👤By Lauren Quinn, University of Illinois 🕔Jan 11, 2018

Midwestern corn growers know the symptoms of northern corn leaf blight all too well: greenish-gray lesions on the leaves that can add up to major yield losses if not detected and treated early. Resistance genes have been identified in corn,

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Pennsylvania Corn: Disease to Look For

Pennsylvania Corn: Disease to Look For

👤By Alyssa Collins, Pennsylvania State University Disease Specialist 🕔Aug 9, 2017

Since much of the PA crop is into grain fill stages of corn development, foliar diseases start to become pretty important around now. If a crop was sprayed with a fungicide, you can expect the efficacy of that treatment to

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Michigan Corn: Disease Management Decisions

Michigan Corn: Disease Management Decisions

👤By Martin Chilvers, Michigan State University Extension, Department of Plant, Soil, and Microbial Sciences 🕔Jul 20, 2017

Factors that are likely to increase a return on a foliar fungicide investment include a history of disease, tight rotations, use of a susceptible hybrid, disease pressure at tasseling and weather conditions at tasseling and during grain fill. Foliar disease

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Ohio Corn: Southern Rust and Common Rust – How to Tell Them Apart

Ohio Corn: Southern Rust and Common Rust – How to Tell Them Apart

👤By Pierce Paul, Ohio State University Cereal Pathologist 🕔Jul 18, 2017

Ohio corn producers are reporting more rust on corn this year, and are concerned that it might be southern rust, the rarer but more damaging of the two major rust diseases that affect corn in state. Based on the fact

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Louisiana: False Ragweed Becoming Major Row-Crop Pest

Louisiana: False Ragweed Becoming Major Row-Crop Pest

👤By Bruce Schultz and Olivia McClure, LSU AgCenter 🕔Jul 17, 2017

An LSU AgCenter weed scientist speaking at a field day on July 13 at the Dean Lee Research and Extension Center warned farmers about ragweed infestations in their fields. The scientist, Daniel Stephenson, said ragweed parthenium has gone from a

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Pennsylvania Corn, Soybeans: Time to Be Scouting for Diseases

Pennsylvania Corn, Soybeans: Time to Be Scouting for Diseases

👤By Alyssa Collins, Pennsylvania State University Disease Specialist 🕔Jul 13, 2017

Corn: If you’re a grower here in the mid-Atlantic, you’ve seen your share of corn diseases. This season has brought many of us timely rains, high humidity and moderate temperatures, all of which can favor the development of foliar diseases

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Delaware Corn: Does Your Crop Need a Foliar Fungicide?

Delaware Corn: Does Your Crop Need a Foliar Fungicide?

👤By Nathan Kleczewski, University of Delaware Extension Plant Pathologist 🕔Jul 7, 2017

We are entering that time of year when growers start to think about fungicides for corn. Depending on who you speak to you will hear that they range from being 100% necessary to 100% unneeded. In reality, it’s likely somewhere

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Mississippi Corn: Disease Pressure Picking Up – 4 Main Culprits

Mississippi Corn: Disease Pressure Picking Up – 4 Main Culprits

👤By Tom Allen, Mississippi State University 🕔Jun 26, 2017

The corn disease situation had been mostly quiet until the last 7 to 10 days. Moderate temperatures and humid conditions have been favorable for the development and spread of common rust, southern rust, diplodia leaf streak, and northern corn leaf

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Tennessee Corn: 4 Considerations Before Spraying a Fungicide

Tennessee Corn: 4 Considerations Before Spraying a Fungicide

👤By Heather Marie Kelly, University of Tennessee 🕔Jun 23, 2017

Trying to decide whether or not to spray fungicide on your corn? First, you should scout for diseases and consider your disease risk. Deciding to apply a fungicide to corn should be based upon 4 main factors.

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