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22
Aug
2017
Cotton termination: Heat unit accumulation beyond cutout as of August 22, 2017
Author: Bill Robertson, Cotton Agronomist

By Amanda Free, Cotton Research Verification Sustainability Coordinator; and Bill Robertson, Cotton Extension Agronomist Identifying the last effective boll population is essential for making end-of-season management decisions. Cutout is reached when nodes above white flower (NAWF) counts drop below five or when the probability of accumulating sufficient heat units to mature a flower remain in the season. […]

22
Aug
2017
Arkansas soybean disease update: Target spot and frogeye leaf spot
Author: Travis Faske, Extension Plant Pathologist

By Travis Faske, Extension Plant Pathologist The spectrum of foliar diseases changes each year as environmental conditions change, which has a significant impact on disease development.  The weather pattern in early August was favorable for target spot (TS) and there have been several reports of TS in central and northcentral Arkansas.  Overall, conditions and variety […]

22
Aug
2017
Rice Research Verification Program Update for Aug. 18, 2017
Author: Ralph Mazzanti, Rice Research Verification Coordinator

By Ron Baker and Ralph Mazzanti, Rice Research Verification Program Coordinators South Arkansas:  Rainfall amounts have been from 4” in Lafayette County to 3.4” in Desha County hindering harvest.  Four fields are mature and ready for samples to be cut after some dry weather.  Prairie County cut a sample and the moisture was 24%.  The […]

18
Aug
2017
Arkansas Rice Update 8-18-17
Author: Jarrod Hardke, Rice Extension Agronomist

Arkansas Rice Update Dr. Jarrod Hardke, Dr. Gus Lorenz, Aaron Cato, & Scott Stiles August 18, 2017  No. 2017-22                www.uaex.edu/rice Crop Progress “I hear the train a comin’, it’s rolling round the bend…”  Harvest is finally gaining some traction – both literally and figuratively.  Where soil conditions are […]

18
Aug
2017
August Commodity Market Update
Author: Scott Stiles, Instructor-Economics

The accompanying slide set for the August Commodity Market Update can be found at this link:  August 2017 Supply and Demand The complete August 2017 USDA Supply/Demand report can be found at:  World Agricultural Supply and Demand Estimates   Soybeans, corn, wheat, and cotton prices turned sharply lower last week in response to the August […]

18
Aug
2017
Arkansas soybean market report for August 14-18, 2017
Author: Bob Stark, Agricultural Economist

By Bob Stark, Agricultural Economist The Arkansas 2016 Soybean Cash Market suffered an 8 cent weekend loss that continued through Tuesday before the market turned around and finished strong over the final two trading days to end the short week.  The weekend loss placed the Monday opening statewide average at $9.40, a 31 cent fall […]

18
Aug
2017
Cotton cutout: Heat unit accumulation as of August 18, 2017
Author: Bill Robertson, Cotton Agronomist

By Amanda Free, Cotton Research Verification Sustainability Coordinator; and Bill Robertson, Cotton Extension Agronomist Identifying the last effective boll population is essential for making end-of-season management decisions. Cutout is reached when nodes above white flower (NAWF) counts drop below five or when the probability of accumulating sufficient heat units to mature a flower remain in the season. […]

18
Aug
2017
Soybean Research Verification Program Update – August 18, 2017
Author: Chris Elkins, Soybean/Wheat Research Verification Program Coordinator

By Chad Norton and Chris Elkins, Soybean Research Verification Program Coordinators Rainfall for the past week ranged from .45” in Crittenden to 4.25 in Washington. Early planted fields in south Arkansas are nearing harvest if weather would cooperate, while majority of fields across the state are closing in on irrigation termination. No program fields were […]

16
Aug
2017
UPDATED: Latest possible cutout date and heat unit-based termination guidelines for cotton
Author: Bill Robertson, Cotton Agronomist

By Amanda Free, Cotton Research Verification Sustainability Coordinator; and Bill Robertson, Cotton Extension Agronomist Identifying the last effective boll population is essential for making end-of-season management decisions. Cutout is reached when nodes above white flower (NAWF) counts drop below five or when the probability of accumulating sufficient heat units to mature a flower remain in the season. […]

15
Aug
2017
Rice Research Verification Program Update – August 11, 2017
Author: Ralph Mazzanti, Rice Research Verification Coordinator

By Ron Baker and Ralph Mazzanti, Rice Research Verification Program Coordinators South Arkansas:  More rain has fallen today with chances in the forecast for early next week hindering the harvest.  Prairie, Lincoln and Lafayette Counties should be harvested sometime next week weather permitting.  Arkansas County reached threshold levels for stink bugs and sprayed this past […]