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21
Jul
2014
Rice research verification program update for July 18, 2014
Author: Ralph Mazzanti, Rice Research Verification Coordinator

South Arkansas: The cooler temperatures during heading and grain fill should help yield and quality. On the other hand, rainfall and overcast weather can alter flowering and is a favorable environment for disease.  The Jefferson County field is at ½” internode and was treated for FAW numbering anywhere from 8-25 per sq. ft.  RSB are […]

21
Jul
2014
Grow for the Green soybean yield challenge entry deadline August 1, 2014
Author: Jeremy Ross, Extension Agronomist - Soybeans

The entry deadline for the Grow for the Green Soybean Yield Challenge is fast approaching.  The deadline to submit entry forms is August 1, 2014.  Entry forms, rules, and regulations can be found on the Arkansas Soybean Association website (http://www.arkansassoybean.com/) or by clicking here. The 2014 Grow for the Green Soybean Yield Challenge will be […]

18
Jul
2014
Arkansas Rice Update 7-18-14
Author: Jarrod Hardke, Rice Extension Agronomist

July 18, 2014                              No. 2014-19 Dr. Jarrod Hardke, Dr. Gus Lorenz, Dr. Yeshi Wamishe, & Scott Stiles Crop Progress Record-setting low temperatures are the story of the week.  Records were set both for nighttime lows and daytime highs.  Combined with more rain and flash flood warnings it hardly feels like the middle of July in […]

18
Jul
2014
Soybean cash market and forward booking prices in Arkansas for July 14-18, 2014
Author: Bob Stark, Agricultural Economist

The old crop cash soybean market declined for the third straight week losing 7 cents over the weekend to a statewide average of $12.64 and continuing with losses almost every day of the trading week (Figure 1).  A one cent gain on Wednesday represented the only day without a decline.  Market price ended the week […]

18
Jul
2014
Arkansas Corn and Grain Sorghum Weekly Update – July 18, 2014
Author: Kevin Lawson, Program Associate - Corn & Grain Sorghum Verification

Corn and Grain Sorghum Research Verification – Kevin Lawson (Corn & GS Verification Coordinator) Corn fields continue to progress to the finish.  Some of the fields are about two weeks away from irrigation termination.  With the rain entering the state, we may be down to just one more irrigation!  Southern rust has been found in […]

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 […]