Not all Boll Rots are caused by Bacterial Blight Updated

🕔06:42, 31.Oct 2014

Boll rot appeared to be a common occurrence in numerous cotton fields at the end of the 2014 season. However, not all boll rot can be attributed to bacterial blight, especially in situations where the disease was not observed prior to harvest. Secondary fungal infection can ultimately obscure the observable boll symptoms associated with bacterial blight. Keep this in mind when scouting fields at the end of the season as bacterial blight boll lesions can oftentimes be obscured by secondary fungal invaders.

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2014 Row Crop Short Course Updated

🕔15:53, 6.Oct 2014

On behalf of the Mississippi State University Extension Service, we would like to cordially invite you to attend the 2014 Row Crop Short Course to be held at the Bost Extension Center on the campus of Mississippi State University from

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2014 Cotton Varieties Planted Report

2014 Cotton Varieties Planted Report Updated

🕔15:39, 15.Sep 2014

The USDA released their 2014 Cotton Varieties Planted Report on September 12, 2014.  Stoneville 4946 GLB2 was the top planted variety in Mississippi this year followed by Phytogen 499 WRF and ST 5289 GLT.  The entire report may be accessed

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2014 Cotton Defoliation Guide Updated

🕔11:42, 11.Sep 2014

Defoliation season is upon us and as such, the 2014 Mid-South Defoliation Guide has been updated and is ready for use.  Those who have worked with cotton fully understand the challenges associated with defoliation.  Further compounding an already difficult task

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When to Terminate Bollworm Sprays in Late Season Bt Cotton

When to Terminate Bollworm Sprays in Late Season Bt Cotton Updated

🕔16:00, 29.Aug 2014

We have had numerous calls over the last couple weeks about small, 2-5 day old larvae, under bloom tags in Bt cotton that is near, at, or beyond cutout. All of the research done to this point suggests that cotton is safe from bollworm damage when it reaches node above white flower 5 plus 300 heat units.

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Cotton Irrigation Termination Updated

🕔11:39, 22.Aug 2014

As we approach the end of August, terminating cotton irrigation is on the mind of many folks.  In cotton, we recommend terminating furrow irrigation at first cracked boll.  If you anticipate bolls opening in the immediate future and have been

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Bollworms in Dual Gene Bt Cotton: Control and Expectations

Bollworms in Dual Gene Bt Cotton: Control and Expectations Updated

🕔07:29, 15.Aug 2014

Over the last 7 days we have had numerous reports of high bollworm numbers in some BollGard II, TwinLink, and WideStrike fields in the Mississippi Delta. We have seen fields in the past that reach treatable levels but some reports are much higher than we have seen in recent years. At this time there does not appear to be any specific varieties that are adversely affected more than others. It appears to be a function of high pressure in isolated areas at this time.

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Last Effective Bloom Date in Cotton Updated

🕔13:00, 8.Aug 2014

The last effective bloom date is the last date that a white flower will accumulate enough heat units to mature into a harvestable boll.  Generally speaking it takes 850 heat units for a white flower to mature into a harvestable

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Another Surge Valve Experience! Updated

🕔10:47, 1.Aug 2014

This week we encountered another issue with a surge valve. After irrigating with a surge valve the producer noted that neither the 6” nor 12” sensors responded to the irrigation. When investigating the problem it appeared that the grower had

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Late Season Potash Deficiency in Cotton Updated

🕔08:34, 1.Aug 2014

The evolution of cotton cultivars has led to higher yield potentials and shorter growing seasons compared to the historical full season cultivars favored in the Mid-South.  These newer, faster fruiting cultivars may require more nutrients than older outdated cultivars.  Recently,

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Managing Cotton Aphids in 2014 Updated

🕔16:11, 25.Jul 2014

We had a few calls over the last week about poor control of cotton aphid with Transform. In all of those cases, the field was actually sprayed for plant bugs with a 1.5 oz rate of Transform. That rate should be very effective on cotton aphid based on previous experience. As a result, we collected aphids from three different fields this week to test their susceptibility to Transform.

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North Mississippi Research and Extension Center’s Agronomic Row Crops Field Day on Thursday, August 7 Updated

🕔08:39, 25.Jul 2014

The North Mississippi Research and Extension Center’s Agronomic Row Crops Field Day on Thursday, August 7 will present the latest research to the area’s row-crop farmers and consultants. The field day will be from 8 a.m. to 1:30 p.m. at the Lee County Agri-Center Magnolia Conference Center on Highway 145 South in Verona.

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Cotton Bacterial Blight Update: July 18, 2014 (UPDATED 7/28/2014)

Cotton Bacterial Blight Update: July 18, 2014 (UPDATED 7/28/2014) Updated

🕔16:06, 18.Jul 2014

Additional bacterial blight has been observed in the MS cotton production system. At present, 12 counties have been reported to contain infected cotton.

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Random Yellow Spots in Cotton Fields Updated

🕔13:45, 18.Jul 2014

Several calls have come in this week regarding random yellow spots in cotton fields.  While there are a multitude of things that may cause this, there seems to be an underlying theme in many cases.  Everyone is aware of the

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Surge Valve Issues and Gleanings.

Surge Valve Issues and Gleanings. Updated

🕔07:31, 11.Jul 2014

This past week we encountered the following situation. A Grower irrigated a silt loam field utilizing a surge valve. When he checked his moisture probes neither the 6” nor the 12” Watermark™ sensor had moved. What’s going on? After careful

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Scouting Cotton for Bacterial Blight in 2014

Scouting Cotton for Bacterial Blight in 2014 Updated

🕔06:56, 8.Jul 2014

Once again, bacterial blight has been observed in the MS cotton crop. At present, several fields in the south and north Delta as well as a single field in east MS have been observed to contain bacterial blight infected cotton leaves. To date (July 8, 2014), a single cotton variety has been reported to be infected in all fields.

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Cotton Acres Bloomed, Price Shriveled Updated

🕔16:46, 3.Jul 2014

This past Monday (June 30), USDA released their annual Acreage report. The report is preceded by the March Prospective Plantings report with the difference being a more solid, confirmed acreage number in the acreage report compared to an expected, planned

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Insect Trap Catches, July 3, 2014

Insect Trap Catches, July 3, 2014 Updated

🕔16:21, 3.Jul 2014

Bollworm catches were similar to the previous week while tobacco budworm counts continue to slowly rise. Neither is particularly high for this time of year. Southwestern corn borer counts were up sharply this week, with a few traps in the

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Monitoring Cotton Growth and Development Updated

🕔15:07, 3.Jul 2014

Tomorrow is July 4th which usually coincides with the arrival of blooms in cotton fields.  Although the crop is somewhat later than “normal” this year, blooms are arriving daily.  Monitoring nodes above white flower is a useful tool for determining

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Reminder: MSU/Monsanto Company Field Day – Robinsonville, MS – July 10, 2014 Updated

🕔14:09, 3.Jul 2014

Mississippi State University and Monsanto Company will be conducting a field day in Robinsonville, MS on Thursday, July 10, 2014.  The field day will focus on the Roundup Ready(R) Xtend Crop System in cotton and soybeans.  Field demonstrations will include cotton and soybean germplasm

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Assessing Control of Tarnished Plant Bug in Prebloom Cotton

Assessing Control of Tarnished Plant Bug in Prebloom Cotton Updated

🕔12:41, 27.Jun 2014

Tarnished plant bug numbers have actually started off at low to moderate levels this year in the Delta region but just in the last few days numbers seem to be picking up pretty good in a few locations and square

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Reminder: MSU/Dow AgroSciences Field Day – Dundee, MS – July 2, 2014 Updated

🕔12:22, 26.Jun 2014

Mississippi State University and Dow AgroSciences will be conducting a field day at the farm of Douglas and Chris Hood on Wednesday, July 2, 2014.  The field day will begin at 9 a.m. and will focus on Enlist(TM) Weed Control System in

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Plant Growth Regulator Use in Cotton Production Updated

🕔12:20, 26.Jun 2014

Several folks throughout the state have began applying plant growth regulators to their cotton crop and many more will likely start over the next couple of weeks.  Although plant growth regulators have gotten exponentially cheaper over the past 25 years,

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Programing a Surge Valve Updated

🕔10:30, 26.Jun 2014

We are having lots of questions concerning the proper set up of surge valves. First,   please consider some of the basic terminology associated with furrow irrigation. We encourage you to visit http://www.youtube.com/watch?v=46sSLFBUrh8       and view the video before continuing. Phases

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Is My Soil Moisture Sensor Broke?

Is My Soil Moisture Sensor Broke? Updated

🕔07:43, 26.Jun 2014

The importance of soil moisture sensors is becoming more evident as we continue forward this growing season. Today (Monday, June 16th), we received a call regarding sensor readings that were assessed early this morning. The following are the data discussed in this scenario.

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