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18
Jul
2014
Soybean research verification program weekly update – July 18, 2014
Author: Chris Grimes, Program Associate - Soybean/Wheat Verification Coordinator

Rainfall was more abundant in the southern part of the state this week. All but three of the fields in the program have reached the reproductive stage and are enjoying the mild conditions this week. Irrigation will be top priority from this point forward due to growth stage and moisture requirements. Most of the fields […]

18
Jul
2014
Southern rust update and other corn diseases
Author: Travis Faske, Extension Plant Pathologist

A low level of southern rust was detected earlier this week in Craighead, Lee, Jefferson, Phillips, and Woodruff counties bringing the total county count to eight (Fig. 1). The highest disease severity was similar to that reported earlier this week with 50 to 100 pustules per plant on a few plants in a single area […]

16
Jul
2014
Watch for Insects in Grain Sorghum
Author: Glenn Studebaker, Extension Entomologist

Grain sorghum is in all stages across the state from whorl stage to head fill. Each stage may be experiencing it’s own unique set of insect problems. We have some very late plantings that are in the whorl stage experiencing some significant pressure from fall armyworms. In some instances nearly 100% of the plants are […]

14
Jul
2014
Pest alert: Sugarcane aphid in grain sorghum/milo
Author: Nick Seiter, Extension Entomologist

Recently, a new pest of grain sorghum that has been causing problems for growers in Texas, Louisiana, Oklahoma, and Mississippi was found in Arkansas. The sugarcane aphid (Melanaphis sacchari) was found in Ashley and Chicot Counties on June 27, in Desha County on July 1, and in Phillips County (Elaine area) on July 11. While […]

14
Jul
2014
Corn disease alert: Southern rust confirmed in Southern and Northern Arkansas
Author: Travis Faske, Extension Plant Pathologist

Southern rust was detected last week (July 7, 2014) near McGhee, Eudora, and Rector, AR.  This was the first report of 2014 season and one week earlier than 2013, when it was found near Caraway.  In the south, hot spots had ~ 50 pustules/ leaf (Fig. 1) on a few leaves in the field.  The […]

11
Jul
2014
Arkansas Rice Update 7-11-14
Author: Jarrod Hardke, Rice Extension Agronomist

July 11, 2014                              No. 2014-18 Dr. Jarrod Hardke, Dr. Gus Lorenz, Dr. Bob Scott, & Dr. Yeshi Wamishe Crop Progress Frank Sinatra had “the world on a string.”  If he were in charge of the weather these days, it would be a Yo-Yo string he had ahold of.  Up and down we go, temperatures and […]

11
Jul
2014
Soybean cash market and forward booking prices in Arkansas for July 7-11, 2014
Author: Bob Stark, Agricultural Economist

The old crop cash soybean market continued its second week of decline.  A 6 cent loss over the weekend put the past Monday statewide average at $13.48, 44 cents under the previous Monday.  Market price fell each trading day of the past week and entered the sub-$13.00 level for only the second day this year.  […]

11
Jul
2014
Fungicides for major rice diseases: Timing, rates, and contents
Author: Yeshi Wamishe, Extension Rice Plant Pathologist

Fungicides need to be applied at the right rate and time to provide the best benefit in your well managed fields. Moreover, foliar fungicides need to be mixed with adequate amount of water to provide good coverage.                                     […]

11
Jul
2014
Arkansas Corn and Grain Sorghum Weekly Update – July 11, 2014
Author: Kevin Lawson, Program Associate - Corn & Grain Sorghum Verification

Corn and Grain Sorghum Research Verification – Kevin Lawson (Corn & GS Verification Coordinator) Irrigations on corn fields continue in between rain showers.  Several producers have commented on how they will begin irrigation but have stopped because it rained.  We continue to scout for disease, but everything is clean. White sugarcane aphids have been found […]

11
Jul
2014
Soybean research verification program update – July 11, 2014
Author: Chris Grimes, Program Associate - Soybean/Wheat Verification Coordinator

Rainfall was more abundant in the northern part of the state this week. Insect and disease pressure has increased in the verification fields this week, with a couple of the fields requiring treatment for both insects & diseases. Despite the recent rainfall some of the fields need irrigation. We are still cleaning up the late […]