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Posts From Trent Irby, Extension Soybean Specialist

Online Auxin Herbicide Training Starts February 13

Online Auxin Herbicide Training Starts February 13

🕔10:17, 3.Feb 2017

Mississippi producers interested in purchasing auxin-containing herbicides intended for in-crop use on 2,4-D- or dicamba-tolerant crops must first complete mandatory online training.

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Soybean Variety Suggestions for 2017

🕔15:34, 7.Dec 2016

Variety selection is likely the most critical management decision associated with soybean production. Factors such as soil type, planting date, irrigation capabilities, row spacing, harvest capacity, among others, may influence the decision of selecting an appropriate variety for profitable soybean

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2016 Soybean Variety Demonstration Program Summary

2016 Soybean Variety Demonstration Program Summary

🕔17:50, 4.Nov 2016

The On-Farm Soybean Variety Demonstration Program is conducted using a set of varieties with proven performance.  These varieties are grown in a production setting on various soil types and management systems around the state. Demonstration sets for both maturity group

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Soybean Disease Update: September 7, 2016

Soybean Disease Update: September 7, 2016

🕔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.

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Identifying Late Season Soybean Growth Stages

Identifying Late Season Soybean Growth Stages

🕔22:19, 19.Aug 2016

As we approach soybean physiological maturity, determining the specific soybean growth stage can aid in several important management decisions. Distinct differences exist between the R6 and R6.5 growth stage.

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Soybean Harvest Aids

Soybean Harvest Aids

🕔22:04, 19.Aug 2016

Over the past week, following the excessive rainfall received through most of the soybean production area, several calls have been received regarding soybean seed sprouting in the pods.

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Stink Bugs and Redbanded Stink Bugs in Soybeans- What to do?

Stink Bugs and Redbanded Stink Bugs in Soybeans- What to do?

🕔09:13, 12.Aug 2016

Over the last few weeks we have been getting more and more calls about redbanded stink bug in soybeans. Redbanded stink bugs (RBSB) are voracious seed feeders, infest fields later, and are more difficult to control than greens, southern greens,

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Foliar Soybean Disease Update: July 30, 2016

Foliar Soybean Disease Update: July 30, 2016

🕔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.

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

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

🕔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.

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Flooded soybean fields – Do I need an inoculant?

Flooded soybean fields – Do I need an inoculant?

🕔10:12, 13.Apr 2016

Soybean is a leguminous crop that obtains its nitrogen (N) from an association with a bacterium in the soil called Bradyrhizobium japonicum. The association between the soybean and the bacterium takes place in nodules that form on the soybean roots

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Managing PPO-resistant Palmer Amaranth in Mississippi Soybean

Managing PPO-resistant Palmer Amaranth in Mississippi Soybean

🕔09:19, 25.Mar 2016

Suggested herbicide programs in Mississippi soybean have been updated to address multiple resistance to glyphosate, ALS, and/or PPO herbicides in Palmer amaranth.

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Update: Disease Ratings for 2015 MSU-ES Soybean Variety Demo Program

🕔20:51, 4.Dec 2015

The results of the 2015 MSU-ES Soybean Variety Demonstration Program have been updated to include disease ratings for Cercospora blight, frogeye leaf spot, Septoria brown spot, and Target spot. These evaluations were collected at many locations in 2015 by Dr.

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Soybean Variety Suggestions for 2016

🕔20:37, 4.Dec 2015

Variety selection is one of the most critical management decisions associated with soybean production. Factors such as soil type, planting date, irrigation capabilities, row spacing, harvest capacity, and others may influence the decision of selecting an appropriate variety for profitable

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Tri-State Soybean Forum – January 8, 2016

🕔20:11, 4.Dec 2015

The 60th Annual Tri-State Soybean Forum will be held at Mississippi State University’s Delta Research and Extension Center on January 8, 2016. Registration will begin at 8 a.m. followed by the program at 8:30. Presentations will include pertinent information for

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2015 MSU-ES Soybean Variety Demonstration Program Results

2015 MSU-ES Soybean Variety Demonstration Program Results

🕔11:46, 31.Oct 2015

The On-Farm Soybean Variety Demonstration Program is conducted using a set of varieties with proven performance.  These varieties are grown in a production setting on various soil types and management systems around the state. Demonstration sets for both maturity group

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Soybean Disease Update: September 5, 2015

Soybean Disease Update: September 5, 2015

🕔06:48, 5.Sep 2015

Soybean diseases continue to be observed throughout the MS soybean production area. The number of counties (13, as of 9/4/2015) exhibiting soybean rust has increased over the past several days. However, low levels of infection have been observed at most locations. Frogeye leaf spot, Cercospora blight, target spot, and stem canker also continue to be observed.

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Soybean Harvest Aids

Soybean Harvest Aids

🕔21:18, 28.Aug 2015

Several calls have come in over the last week regarding soybean harvest aid options for various scenarios. In some cases, fields have been observed with varying degrees of maturity. In these situations, the majority of the pods observed across the

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Mississippi State University Turn Row Talk – Clarksdale, August 25, 2015

Mississippi State University Turn Row Talk – Clarksdale, August 25, 2015

🕔14:57, 20.Aug 2015

An agronomic crops field day will be held at Stovall farms, west and north of Clarksdale on Oakhurst Stovall Road. The field day will be held at Mr. Pete Hunter’s farm shop beginning at 10 am. MSU Extension Specialists will be present to discuss topics in corn, cotton, grain sorghum, peanut, rice and soybean.

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Dectes Stem Borer: Biology, Damage, and Management in Soybeans

Dectes Stem Borer: Biology, Damage, and Management in Soybeans

🕔09:49, 8.Aug 2015

There have been numerous calls and questions about Dectes Stem Borer over the last few years. It seems that numbers are increasing each year. This is not surprising when you consider the biology of the insect coupled with an increase in soybean acres in MS.

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Late-Season Soybean Growth Stages

Late-Season Soybean Growth Stages

🕔20:05, 1.Aug 2015

Corn harvest is begining across the Delta and early-planted soybean harvest won’t be far behind.  Identifying late-season soybean growth stages is important for a number of considerations, such as irrigation termination and harvest aid/desiccation timing decisions. Growth Stage R6- Full

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Soybean Disease Update: July 18, 2015

Soybean Disease Update: July 18, 2015

🕔06:26, 18.Jul 2015

The soybean disease situation has not changed much over the past week, but as the crop matures more diseases will likely be observed throughout the state. At present, brown spot, frogeye, the mystery disease, and a few other minor issues can be observed in most soybean fields.

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Reminder: Row Crop Technology Showcase July 15 and 16, 2015

🕔17:41, 10.Jul 2015

Field days scheduled for next week will highlight crops with new and developing herbicide and insect trait technologies. These field days will be held at the following locations: Brooksville – July 15 The Row Crop Technology Showcase at Brooksville will

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MSU Seed Technology Short Course – August 4 and 5, 2015

🕔17:22, 10.Jul 2015

The 2015 Seed Technology Short Course titled “Storing for Quality” will be held Aug. 4-5 at the Bost Extension Center at Mississippi State University. The short course was designed with input from an industry-wide advisory board for seed industry professionals

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Mississippi State University Turn Row Talk – Clarksdale, July 9, 2015

🕔13:51, 3.Jul 2015

    An agronomic crops turn row talk will be held at Cliff Heaton farms, just east of the intersection of Highway 61 and Highway 6 on July 9, 2015.  The field day will be held in the cotton field

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Row Crop Technology Showcase

🕔13:47, 3.Jul 2015

A series of field days will be held throughout Mississippi in 2015 which will highlight crops with new and developing herbicide and insect trait technologies. Field days will be held at the following locations: Dundee – Douglas and Chris Hood

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