Back to homepage

Fungicide

Corn Disease Update: June 24, 2017

Corn Disease Update: June 24, 2017 Updated

🕔15:32, 24.Jun 2017

Increased reports of disease in the corn crop in MS have been made over the past week. Normally, as corn matures, the incidence and severity of corn diseases observed with increase. Presently, common rust, Diplodia leaf streak, northern corn leaf blight, and southern rust can all be observed in our corn production system; however, southern rust has only been observed on an extremely limited number of acres to this point in the season.

Read Full Article
Navigating Fungicide Active Ingredients

Navigating Fungicide Active Ingredients Updated

🕔07:17, 23.Jun 2017

Over the past several years, fungicide pre-mix products have dominated the marketplace. Keeping up with the specific chemical classes within each product can present a challenge. Included in this blog post are some information to aid in making fungicide decisions.

Read Full Article
Keys to Field Identification of Common Versus Southern Rust in Field Corn

Keys to Field Identification of Common Versus Southern Rust in Field Corn Updated

🕔17:38, 21.Jun 2017

Diagnosing common and southern rust in the field can oftentimes be difficult. Subtle differences between the two diseases can occur at different parts of the growing season as well as sections of the crop canopy.

Read Full Article
Considering the R3/R4 Automatic Application in Soybean: Time to Apply Two Modes of Action Instead of One

Considering the R3/R4 Automatic Application in Soybean: Time to Apply Two Modes of Action Instead of One Updated

🕔11:15, 3.Jun 2017

Over the past week calls have started to be received regarding the automatic fungicide application in soybean. On-farm, large plot trials were conducted during 2015 and 2016 to assess the benefit of several different fungicide products and to reevaluate the automatic application timing. At present, we believe that a mixed mode of action fungicide, or one that provides more than one mode of action would be more beneficial than the stand-alone strobilurin (QoI) fungicide application that has become popular over the past decade.

Read Full Article

Are you Behind on your Corn “Tassel Shot” Application? Updated

🕔11:56, 22.May 2017

The Mississippi corn crop is generally on pace to tassel earlier than normal this year. Thus, how may this affect how the corn will respond to mid-season application of various management inputs, including nitrogen fertilizer and other products? This article will discuss factors and distinct scenarios that could dramatically effect realistic corn response.

Read Full Article
REMINDER: 2017 Agronomic Scout Schools

REMINDER: 2017 Agronomic Scout Schools Updated

🕔17:53, 19.May 2017

Mississippi State University will be hosting 4 scout schools this year. We have transitioned over the years to make these trainings much more diverse than insect pest alone. This year we will be including insects, disease, fertility, and herbicide symptomology. There

Read Full Article
Managing Target Spot of Soybean: 2016 Fungicide Trial Efficacy Results

Managing Target Spot of Soybean: 2016 Fungicide Trial Efficacy Results Updated

🕔09:29, 1.Apr 2017

Target spot management in soybean production systems remains a hot topic going into the 2017 season. The environment that occurred during late July and early August 2016 made us respect a disease that is often “out of sight and out of mind”. Fungicide data from two efficacy trials conducted during 2016 are included in this blog post.

Read Full Article
2017 Agronomic Crops Scout Schools

2017 Agronomic Crops Scout Schools Updated

🕔15:06, 27.Mar 2017

Mississippi State University will be hosting 4 scout schools this year. We have transitioned over the years to make these trainings much more diverse than insect pest alone. This year we will be including insects, disease, fertility, and herbicide symptomology. There

Read Full Article
Target Spot Management: Thoughts from 2016 Observations

Target Spot Management: Thoughts from 2016 Observations Updated

🕔16:29, 21.Mar 2017

Target spot was one of the main diseases that occurred during 2016. Normally a disease of little consequence in soybean as well as cotton, severe target spot outbreaks were observed in both crops. Making decisions regarding the occurrence of target spot during 2016 are difficult since the environment during key plant growth stages was the most important ingredient for the occurrence of target spot last season.

Read Full Article
2017 Upcoming County Meeting Schedule

2017 Upcoming County Meeting Schedule Updated

🕔10:22, 11.Feb 2017

MSU Extension is hosting a series of meetings to be held throughout the state to prepare growers for the upcoming season.  These meetings will focus on market outlooks, variety selection, weed management, insect and plant disease management, and other current crop production

Read Full Article
2016 Mississippi County Meeting Schedule – Finalized

2016 Mississippi County Meeting Schedule – Finalized Updated

🕔10:28, 14.Jan 2017

MSU Extension is hosting a series of meetings to be held throughout the state to prepare growers for the upcoming season.  These meetings will focus on market outlooks, variety selection, weed management, insect and plant disease management, and other current crop production

Read Full Article
Soybean Disease Update: September 7, 2016

Soybean Disease Update: September 7, 2016 Updated

🕔21:03, 10.Sep 2016

Foliar diseases continue to be observed throughout the MS soybean production system. Cercospora blight, frogeye leaf spot and target spot have been commonly observed. Soybean rust continues to be observed at low levels in areas where the disease has occurred following the rainfall received over the last month.

Read Full Article
Soybean Disease Update: August 21, 2016

Soybean Disease Update: August 21, 2016 Updated

🕔22:16, 21.Aug 2016

Following the rainfall received over the past 10-14 days soybean diseases have greatly increased. Septoria brown spot, target spot and soybean rust (in isolated geographic locations) have all increased throughout MS.

Read Full Article
Cotton Disease Update: August 19, 2016

Cotton Disease Update: August 19, 2016 Updated

🕔21:04, 19.Aug 2016

Due in large part to the continued wet weather, cotton diseases have been on the increase over the past two weeks. Boll rot, bacterial blight and target spot have all been observed throughout the MS cotton production system.

Read Full Article
Foliar Soybean Disease Update: July 30, 2016

Foliar Soybean Disease Update: July 30, 2016 Updated

🕔07:04, 30.Jul 2016

Foliar diseases continue to be observed throughout the Mississippi soybean production system. Low levels of frogeye leaf spot, Septoria brown spot and target spot have been frequently observed following the rainfall of the past two weeks. The first soybean rust on soybean was observed on Friday in Rankin County, MS on a single leaf in a field of R4/R5 soybeans.

Read Full Article
Rice Leaf Blast Confirmed in Mississippi

Rice Leaf Blast Confirmed in Mississippi Updated

🕔20:24, 24.Jul 2016

Leaf blast has been observed in the MS rice crop for the better part of the last three weeks. In most cases, lesions were observed in areas of fields where the floodwater was less than four inches.

Read Full Article
Soybean Disease Update: July 16, 2016

Soybean Disease Update: July 16, 2016 Updated

🕔11:51, 16.Jul 2016

Save for the appearance of a few common foliar diseases, the soybean disease situation remains fairly quiet. Septoria brown spot appears to be the most commonly occurring foliar disease. Scout fields for the presence of nematodes as well as stem diseases now to aid in next season’s decisions.

Read Full Article
Fungicide-Associated Phytotoxicity: Update Following 2015 Observations

Fungicide-Associated Phytotoxicity: Update Following 2015 Observations Updated

🕔07:06, 2.Jul 2016

Over the past several years, phytotoxicity has continued to be an important topic of conversation. Phytotoxicity can ultimately result following the application of numerous fungicide products.  The specific symptoms associated with phytotoxicity can appear as interveinal chlorosis (either mild, moderate

Read Full Article
North Mississippi Row Crops Field Day: August 11, 2016, Verona, MS

North Mississippi Row Crops Field Day: August 11, 2016, Verona, MS Updated

🕔06:39, 2.Jul 2016

The North Mississippi Research and Extension Center Field Day is scheduled for August 11, 2016 from 8 am to 1:30 pm with lunch provided.

Read Full Article
2015 Frogeye Leaf Spot Fungicide Evaluations

2015 Frogeye Leaf Spot Fungicide Evaluations Updated

🕔16:28, 19.Jun 2016

Numerous fungicide trials were conducted during 2015 to determine the efficacy of fungicides on frogeye leaf spot. Included in this post are the majority of the soybean fungicide trials conducted at R2, R3, and R5 in Stoneville, MS on a FLS-susceptible soybean variety. A total 39 different product or product combinations were evaluated. A summary table is included to highlight a specific product and the trials that particular product was included in.

Read Full Article
Soybean R3/R4 Fungicide Selection

Soybean R3/R4 Fungicide Selection Updated

🕔11:00, 18.Jun 2016

Numerous questions over the past few weeks regarding fungicide product selection for the R3/R4 soybean application timing. Specific comments regarding the efficacy of products on frogeye leaf spot will be presented in an additional blog post. In this post, comments regarding application volume, fungicide application rates and decision on specific products.

Read Full Article
Corn Disease Update: June 18, 2016

Corn Disease Update: June 18, 2016 Updated

🕔07:00, 18.Jun 2016

To date, disease issues in the MS corn crop have remained somewhat quiet. Common rust has been the most prevalent disease as a result of wetter and cooler temperatures until the past 7 to 10 days. As of this morning (6/18/2016), southern rust has not been detected in MS.

Read Full Article

When is the Best Time for the “Tassel Shot” on Corn? Updated

🕔12:47, 31.May 2016

Many corn growers are implementing different “tassel shot” inputs as part of their management program. Questions often arise regarding how critical the application timing is, especially when weather or other issues may complicate timing of such inputs. This article discusses situations when application timing may be very important, as well as those when precise timing is not critical.

Read Full Article
UPDATED First Soybean Rust of 2016 Detected in Four Southwest MS Counties

UPDATED First Soybean Rust of 2016 Detected in Four Southwest MS Counties Updated

🕔13:23, 25.May 2016

On Tuesday, May 24, 2016, soybean rust was detected on kudzu in Amite, Pike and Wilkinson counties in southwest MS. The observations of soybean rust yesterday mark the earliest appearance of the disease by a little more than 6 weeks as compared to the past. No specific management practices are suggested at this time.

Read Full Article
Wheat Disease Update: April 16, 2016

Wheat Disease Update: April 16, 2016 Updated

🕔09:41, 16.Apr 2016

Increased observations of foliar wheat diseases have occurred over the past two weeks. Leaf rust, stripe rust and Septoria leaf blotch have been commonly observed throughout the state. In addition, with the current environmental conditions (humidity, rainfall) and the general growth stages observed, the potential for Fusarium head blight (scab) may be similar to as occurred during the 2015 season.

Read Full Article