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Category Posts for Irrigation

18
Jun
2018
Cotton Research Verification/Sustainability Program Update – June 15, 2018
Author: Bill Robertson, Cotton Agronomist

By Amanda Free, Cotton Research Verification/Sustainability Program Coordinator and Bill Robertson, Extension cotton agronomist We are at a critical time for this cotton crop in terms of preserving yield potential. The hot and dry weather is making its mark on our crop. Some fields continue to produce nodes close to that expected. However, many fields […]

15
Jun
2018
Rice Research Verification Program Update – June 15, 2018
Author: Ron Baker, Rice Research Verification Program Coordinator

By Ralph Mazzanti and Ron Baker, Rice Research Verification Program Coordinators In the south, water supply and flood depth have become critical in even more counties this week. The struggle for water now includes Jefferson, Clark, Desha and Lincoln Counties. Loyant herbicide is struggling to maintain control of barnyardgrass in Lincoln and Desha Counties. This […]

15
Jun
2018
Corn and Grain Sorghum Research Verification Program Update – June 15, 2018
Author: Chuck Capps, Corn and Grain Sorghum Research Verification Program Coordinator

By Chuck Capps, Corn and Grain Sorghum Research Verification Program Coordinator Irrigation is in full swing in Corn Research Verification Program Fields.  The Prairie County Field was full tassel on Tuesday and is at R1 (silk) now with the Desha County Field at R1.  The other fields will be at or close to tassel next […]

15
Jun
2018
Soybean Research Verification Program Update – June 15, 2018
Author: Chris Elkins, Soybean/Wheat Research Verification Program Coordinator

By Chad Norton and Chris Elkins, Soybean Research Verification Program Coordinators Rainfall was again spotty this past week ranging from zero at several fields to 1.55” at Greene.  Most fields in south Arkansas have received at least one irrigation while Jefferson has received 4, however it’s rapidly getting to R5, so water usage is peaking. […]

12
Jun
2018
Timely scouting and management strategies for hydrogen sulfide toxicity in rice
Author: Yeshi Wamishe, Extension Rice Plant Pathologist

By Yeshi Wamishe, Extension rice pathologist Not all rice fields in Arkansas show the problem of hydrogen sulfide toxicity. However, it is always advised to scout starting two weeks after permanent flood has been established.  Hydrogen sulfide toxicity can cause up to 50% grain yield loss if left without intervention. Although weak pathogenic fungi are […]

11
Jun
2018
Irrigation yield contest progress; It’s not too late to enter
Author: Chris Henry, Assistant Professor and Water Management Engineer, Rice Research and Extension Center

By Chris Henry, Water Management Engineer; Greg Simpson, Irrigation Program Associate; and Dustin Pickelmann, Irrigation Program Associate This is the first year for the Arkansas Irrigation Yield Contest.  We have been busy especially the last two weeks sealing meters for rice and corn fields.  Current count is that we have 11 rice entrants, the vast […]

11
Jun
2018
Soybean Research Verification Program Update – June 8, 2018
Author: Chris Elkins, Soybean/Wheat Research Verification Program Coordinator

By Chad Norton and Chris Elkins, Soybean Research Verification Program Coordinators Rainfall was again spotty this past week ranging from zero at a few fields, and as usual dryland fields received no rain, to 1.9” at Chicot.  Jackson County got planted over the past week which leaves only Washington unplanted. Luckily, most of the fields […]

11
Jun
2018
Rice Research Verification Program Update – June 8, 2018
Author: Ralph Mazzanti, Rice Research Verification Coordinator

By Ralph Mazzanti and Ron Baker, Rice Research Verification Program Coordinators In the south, the Chicot Co. field is at panicle initiation. The fields approaching green ring are Desha, Lonoke, and Arkansas Counties. The last fields to receive the permanent flood are Clark, Lee, and Jefferson Counties. The Jefferson Co. field has encountered irrigation pump […]

05
Jun
2018
Corn and Grain Sorghum Research Verification Update for June 1, 2018
Author: Chuck Capps, Corn and Grain Sorghum Research Verification Program Coordinator

By Chuck Capps, Corn and Grain Sorghum Research Verification Program Coordinator Most of the Corn Research Verification Program Fields are quickly approaching irrigation time and second irrigation for a couple of older fields.  The two Grain Sorghum Verification fields are laid by and growing well.  This has been the week of most significant and rapid […]

05
Jun
2018
Rice Research Verification Program Update for June 4, 2018
Author: Ron Baker, Rice Research Verification Program Coordinator

By Ralph Mazzanti and Ron Baker, Rice Research Verification Program Coordinators In the south, the fields with permanent flood are Arkansas, Chicot, Desha, and Lonoke Counties. Lee, Jefferson, and Clark Counties are scheduled for herbicide applications then fertilizer followed by permanent flood. The Lincoln Co. (continuous rice) field has multiple resistant weed species prevalent. The […]