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Category Posts for Irrigation

27
Jun
2016
Rice Research Verification Program Update for June 27, 2016
Author: Ron Baker, Rice Research Verification Program Coordinator

By Ralph Mazzanti and Ron Baker, Rice Research Verification Program Coordinators South Arkansas: Seven out of nine southern fields have reached internode elongation. No sheath blight has been detected as of now.  Some rice stink bugs lurking around edges and in the fields waiting on heading.  Brown spot has occurred in the east side of […]

27
Jun
2016
Sheath blight rice disease showing up: Start scouting
Author: Yeshi Wamishe, Extension Rice Plant Pathologist

By Yeshi Wamishe, Extension Plant Pathologist, and Jarrod Hardke, Extension Rice Agronomist If your rice crop has reached or is past green ring (internode elongation) it’s time to start scouting for sheath blight.  Conditions that favor sheath blight are susceptible cultivars, high N rates, dense stands with thick canopies, and field history of sheath blight […]

21
Jun
2016
Rice blast active in Arkansas: Start scouting
Author: Yeshi Wamishe, Extension Rice Plant Pathologist

By Yeshi Wamishe, Extension Rice Pathologist, and Jarrod Hardke, Extension Rice Agronomist Most rice in Arkansas is near or well past internode elongation (joint movement).  Except for a few cases of seedling disease complexes and hydrogen sulfide toxicity, until now, blast and sheath blight rice diseases have been relatively quiet in Arkansas.  Today (June 20, […]

10
Jun
2016
2016 Arkansas Cotton Update
Author: Bill Robertson, Cotton Agronomist

By Bill Robertson, Cotton Agronomist Our planted acres are higher than many anticipated.  Regina Coleman, Executive Director of the Arkansas Boll Weevil Eradication Foundation (ABWEF), recently reported that the ABWEF has calculated the state’s cotton plantings to be just over 360,000 acres.  Even with the cotton fields that were replanted to soybeans this week, our […]

03
Jun
2016
Arkansas Rice Update 6-2-16
Author: Jarrod Hardke, Rice Extension Agronomist

Arkansas Rice Update Dr. Jarrod Hardke June 2, 2016  No. 2016-12                www.uaex.edu/rice   Crop Progress When it rains, it pours.  These days we either miss all the rain in the forecast or all the rain in the forecast shows up at once.  Suddenly a fishing boat becomes a […]

03
Jun
2016
Start scouting rice for hydrogen sulfide toxicity
Author: Yeshi Wamishe, Extension Rice Plant Pathologist

By Yeshi Wamishe, Extension Rice Pathologist, and Jarrod Hardke, Extension Rice Agronomist With temperatures increasing, early planted rice will soon reach the reproductive stage. In fields with a history of hydrogen sulfide toxicity (also referred as autumn decline or akiochi), draining the flood and drying the field for a few days before midseason (DD50 for […]

02
Jun
2016
Multiple Inlet Rice Irrigation could cost you money in 2016
Author: Chris Henry, Assistant Professor and Water Management Engineer, Rice Research and Extension Center

By Chris Henry, Assistant Professor and Water Management Engineer A noticeable and concerning change across the countryside that has recently been noticed is many more rice fields using poly pipe.  This practice, termed Multiple Inlet Rice Irrigation (MIRI) which started in the early 1990’s has many benefits, including reducing the cold water effect on the […]

02
Jun
2016
Rice Research Verification Program Update – May 30, 2016
Author: Ralph Mazzanti, Rice Research Verification Coordinator

By Ralph Mazzanti and Ron Baker, Rice Research Verification Program Coordinators South Arkansas: With warmer nighttime and daytime temperatures the rice crop is responding well in growth and color.  Seven out of nine fields have received their N-STaR pre-flood nitrogen applications and are flooded or being flooded.  The two fields in the south which have […]

28
May
2016
Arkansas Rice Update 5-28-16
Author: Jarrod Hardke, Rice Extension Agronomist

Arkansas Rice Update Dr. Jarrod Hardke, Mike Hamilton, & Dr. Yeshi Wamishe May 27, 2016  No. 2016-11                www.uaex.edu/rice Crop Progress Beware the Ides of Midseason.  Now that it’s time to fertilize and flood, it seems the weather is going to start working against us.  More on that in […]

20
May
2016
Arkansas Rice Update 5-20-16
Author: Jarrod Hardke, Rice Extension Agronomist

Arkansas Rice Update Dr. Jarrod Hardke, Dr. Gus Lorenz, & Dr. Bob Scott May 20, 2016  No. 2016-10                www.uaex.edu/rice Crop Progress Yes, I do think the cold weather is the culprit behind a lot of our problems in the last week or so.  Rice a little pale and […]