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27
May
2015
Rice Preflood Nitrogen Management Issues
Author: Jarrod Hardke, Rice Extension Agronomist

For many rice fields, options are running out for preflood nitrogen (N) applications.  It’s time to play the hand we’re being dealt with no time to wait for new cards.  Last year we encountered similar problems, but no one was prepared to see a repeat of those prolonged wet and cool conditions.  In some ways conditions […]

27
May
2015
How effective are fungicides applied at early growth stages on corn in Arkansas?
Author: Travis Faske, Extension Plant Pathologist

Corn fungicides have been marketed for use on corn at early growth stages of corn (V5 – V7) for the past few years; however, based on university trials, fungicides applied at these early growth stages proved little or no benefit in regards to disease control or yield. Given that some growers may be considering such […]

23
May
2015
Arkansas soybean market report for May 18-22, 2015
Author: Bob Stark, Agricultural Economist

The 2014 Arkansas Cash Soybean market moved one cent higher over the weekend break to a Monday opening statewide average of $9.64. New crop price then had a steady daily decline throughout the trading week to a Friday closing statewide average of $9.33, a decline of 30 cents from the previous Friday closing price (Figure […]

22
May
2015
Managing Ammonia Volatilization Losses from Urea in Less than Ideal Conditions
Author: Trenton Roberts, Research Assistant Professor, Crop, Soil & Environmental Sciences

It’s that time of year again. Time to apply sidedress N to corn and grain sorghum and apply preflood N in rice. Unfortunately the weather has not been as cooperative this year as many of us would have liked, but there is still time to make the best out of a bad situation. If the […]

22
May
2015
Arkansas Corn and Grain Sorghum Weekly Update – May 22, 2015
Author: Kevin Lawson, Program Associate - Corn & Grain Sorghum Verification

Corn and Grain Sorghum Update – Dr. Jason Kelley (Wheat and Feed Grains Specialist) Corn producers have been struggling to get sidedress nitrogen and herbicides applied because of continued wet weather.  This is especially noticeable in Central and Northeast Arkansas.  Rains have put a halt on just about all field operations over the past few […]

22
May
2015
Soybean Research Verification Program Update for May 22, 2015
Author: Chris Grimes, Program Associate - Soybean/Wheat Verification Coordinator

General The rainfall across the state over last weekend has kept the fieldwork to a minimum this week. As a result of that we haven’t had any more verification fields planted this week. The fields that have been planted are off to a good start and progressing well. We have one field that is at […]

21
May
2015
Arkansas Rice Update 5-21-15
Author: Jarrod Hardke, Rice Extension Agronomist

May 21, 2015                             No. 2015-13 Dr. Jarrod Hardke and Scott Stiles Planting Progress Progress slowed over the past week with the return of wet weather.  Private estimates now peg Arkansas rice acres at 1.425 million, down from 1.441 forecast by USDA in March (and 1.45 by me at the same point).  Given conditions and the […]

20
May
2015
True Armyworms Showing Up in Wheat and Pastures
Author: Glenn Studebaker, Extension Entomologist

We are getting reports of true armyworms in wheat and pastures this week. We do not recommend treating for armyworms in wheat at this time of year unless they are cutting heads or unless the wheat is still in the milk stage. Once the crop reaches the soft dough stage, armyworms do not cause yield […]

19
May
2015
Soybean Seedling Disease vs. Herbicide Injury
Author: Travis Faske, Extension Plant Pathologist

Seedling diseases of soybean are a chronic problem caused by several soilborne fungi. As the name implies, these diseases occurs at early growth stages (VE to V1), but their symptoms can look similar to herbicide injury. In 2014, cool, wet growing conditions during the early stages of seedling development resulted in several fields with seedlings […]

18
May
2015
Rice Research Verification Program Update – May 15, 2015
Author: Jarrod Hardke, Rice Extension Agronomist

South Arkansas: Three fields Chicot, Desha and Arkansas Counties have received N-STaR fertilizer applications and are being flooded. The Jefferson County field is cracking and all other fields are from 4 leaves to tillering stage. A low uneven hybrid stand (1 leaf – tillering) in Chicot County made it difficult for management decisions. Pre-emergence herbicides […]