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15
Sep
2014
Peanut Disease Update: Sclerotinia blight caused by Sclerotinia sclerotiorum confirmed in Arkansas
Author: Travis Faske, Extension Plant Pathologist

Sclerotinia blight caused by Sclerotinia sclerotiorum was confirmed earlier this month in a commercial peanut field near Pocahontas. Sclerotinia blight symptoms were recognized by Gordon Drennan with the Clint William Co. and confirmed by extension plant pathologist on a runner peanut cv. Florun107. Symptomatic plants were observed in several large (2’ x 5’) foci with […]

26
Jun
2014
Peanut producers: Spotting leaf spot diseases and fungicide timing for southern blight
Author: Travis Faske, Extension Plant Pathologist

Though it is very common to find spots on peanut leaves in Arkansas, the disease called early leaf spot (ELS) of peanut (and late leaf spot of peanut) has yet to be confirmed in the state. Herbicide injury is most commonly mistaken for ELS (Figure 1). Early leaf spot is caused by the fungus Cercosproa […]

12
Jun
2014
Preventing Damage From Insects in Stored Wheat
Author: Glenn Studebaker, Extension Entomologist

Wheat harvest is underway and some growers will be storing their harvest on farm in bins for an extended period of time. Recent heavy rains have kept some growers out of the field and now would be an excellent time to prepare bins for storage. Wheat is particularly susceptible to stored grain insects because it […]

08
Apr
2014
Pop up fertilizers: What you need to know
Author: Leo Espinoza, Associate Professor & Extension Soil Scientist

Pop up fertilizers are commonly used in some corn growing areas in the country.  The practice consists of applying a few pounds of nutrients with the seed at planting.  Planters are retrofitted with commercially available attachments that accurately deliver the desired volume of liquid fertilizer.  This practice should not be confused with “starter fertilizers” which […]

02
Apr
2014
Managing bacterial panicle blight: Research gives helpful clues
Author: Yeshi Wamishe, Extension Rice Plant Pathologist

“Be proactive” – this is the best approach to beat the unexpected effects of sporadic diseases such as bacterial panicle blight (BPB) of rice.  Looking back, the rice yield and quality losses we had in 2010 and 2011 were enormous.  Having most of the conventional varieties still susceptible to BPB and with no chemical options […]

01
Apr
2014
Are you maximizing control with your herbicide application?
Author: Tom Barber, Extension Weed Scientist

This is an interesting time in Arkansas agriculture as new technologies are on the horizon in many crops and resistant weeds are becoming more prevalent in all crops and across multiple modes of action.  We have screened multiple samples of barnyardgrass that contain 3-way resistance to Propanil, Facet, and Newpath (ALS) chemistry.  Also annual and […]

20
Mar
2014
Arkansas Rice Update 3-20-14
Author: Jarrod Hardke, Rice Extension Agronomist

March 20, 2014                           No. 2014-2 Dr. Jarrod Hardke and Dr. Bob Scott Wait for it, wait for it… We’re so close to planting time that you can almost feel it.  A few jumped the gun in the past week and put some rice in the ground.  Soil temperatures are still cold (~49°F on Friday) and […]

11
Nov
2013
Arkansas peanut harvest exceeds expectations
Author: Travis Faske, Extension Plant Pathologist

The 2013 Arkansas peanut crop is on track to have the highest yield and grade since peanut production returned to the state in 2010.  Last year was a very good year for peanut production with an average yield of 4,500 lb/A and grade of 73.  Though 40% of the runner peanut crop has yet to […]

15
Oct
2013
Peanut disease alert: Sclerotinia blight of peanut detected in Arkansas
Author: Travis Faske, Extension Plant Pathologist

Sclerotinia blight was detected earlier this month in a commercial peanut field near Pocahontas, AR.  This is a common soilborne disease of peanut in Texas, Oklahoma, Virginia, and North Carolina; however, until now it has not been reported in Arkansas.  In fields with a history of sclerotinia blight it is common to have pod losses […]

12
Sep
2013
Considerations for late season peanut diseases and determining when to dig
Author: Travis Faske, Extension Plant Pathologist

Though planting was delayed due to cool, wet weather in the spring and wet, cloudy conditions during pegging and pod formation were less than ideal for peanut production, overall, the crop is looking good to excellent.  This year half of the total acres (~11,000) were planted in high oleic runners (GA09B, FloRun 107 and FL […]