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Category Posts for Irrigation

23
Jun
2017
Soybean Research Verification Program Update for June 23, 2017
Author: Chad Norton, Soybean/Wheat Verification Program Coordinator

By Chad Norton and Chris Elkins, Soybean Research Verification Program Coordinators Rain for the past week was very sporadic ranging from zero at Miller to 2.45” at Washington. However, I expect that there will be ample rainfall to report at all fields next week. Hopefully TD Cindy will not flood any fields.  Stink bugs are […]

21
Jun
2017
Rice Research Verification Program Update – June 20, 2017
Author: Ron Baker, Rice Research Verification Program Coordinator

By Ron Baker and Ralph Mazzanti, Rice Research Verification Program Coordinators South Arkansas:   The warm weather has rice moving in the fast lane.  The Pulaski County field has gates installed and was the last field to be flooded.  All verification fields except Pulaski are progressing well and are at internode elongation (IE).  Mid-season nitrogen has […]

20
Jun
2017
Rice blast alert: First confirmed report on Jupiter at green ring stage in Woodruff County
Author: Yeshi Wamishe, Extension Rice Plant Pathologist

By Yeshi Wamishe, Extension Rice Pathologist Most early planted rice in Arkansas is somewhere between green ring and panicle initiation and has started moving with the warm weather. Today (June 20, 2017), we received a report of leaf blast on medium grain rice variety Jupiter which is at half inch internode elongation in Woodruff County […]

16
Jun
2017
2017 Soybean Research Verification Program Weekly Update – June 16, 2017
Author: Chad Norton, Soybean/Wheat Verification Program Coordinator

By Chad Norton and Chris Elkins, Soybean Research Verification Program Coordinators The last field was planted which brings the total to 19. No fields received any rainfall over the past week.  Jefferson, Phillips and Lincoln received initial irrigations with a few others that should be irrigated over the weekend.  Stink bugs, mostly greens, are starting […]

16
Jun
2017
Start Scouting for Sheath Blight Disease as Rice Approaches Reproductive Stages
Author: Yeshi Wamishe, Extension Rice Plant Pathologist

By Yeshi Wamishe, Extension Rice Pathologist Scouting for sheath blight rice disease is recommended starting at the green ring developmental stage. Automatic application of fungicides is highly discouraged due to the potential of fungicide resistance development and nonprofitabiliy if applied in the absence or when sheath blight is below the threshold level.  Additionally, correct diagnosis […]

12
Jun
2017
Rice Research Verification Program Update for June 9, 2017
Author: Ralph Mazzanti, Rice Research Verification Coordinator

By Ron Baker and Ralph Mazzanti, Rice Research Verification Program Coordinators South Arkansas:  All fields have gone to flood except the Pulaski County field.  The levees were pulled and 2.6 inches of rain fell before the gates could be installed.  According to the DD-50 we have reached the final time to apply pre-flood N and […]

09
Jun
2017
It’s time to start scouting for rice blast disease
Author: Yeshi Wamishe, Extension Rice Plant Pathologist

By Yeshi Wamishe, Extension Rice Pathologist Rice blast disease can be managed by planting relatively resistant varieties in fields with a history of blast. Current commercial rice varieties grown in Arkansas range from resistant to very susceptible to blast disease (Table 1).  Planting blast-susceptible varieties in blast-prone fields can result in near 100 percent yield […]

09
Jun
2017
Soybean Research Verification Program Update for June 9, 2017
Author: Chad Norton, Soybean/Wheat Verification Program Coordinator

By Chad Norton and Chris Elkins, Soybean Research Verification Program Coordinators One more field got planted this week which brings the total to 18. There is one more that should be planted next week. As usual in Arkansas rainfall was very inconsistent, but all fields did receive some rain. Rainfall amounts ranged from .4” in […]

03
Jun
2017
Soybean Research Verification Program Update – June 2, 2017
Author: Chad Norton, Soybean/Wheat Verification Program Coordinator

By Chad Norton and Chris Elkins, Soybean Research Verification Program Coordinators Still have two more fields to plant, but can’t seem to miss any rains.  All fields received good rainfall this past week ranging from .33” in Crittenden to 2.93” in Desha. As usual, both dryland fields received the least rainfall. Initial irrigations for early […]

26
May
2017
Tips for Scouting for Hydrogen Sulfide Toxicity in Rice
Author: Yeshi Wamishe, Extension Rice Plant Pathologist

By Yeshi Wasmishe, Extension Rice Pathologist; and Jarrod Hardke, Extension Rice Agronomist Healthy roots promote healthy plant growth.  Scouting for hydrogen sulfide toxicity in submerged rice is an essential practice to avoiding the risk of crop damage.  Regular scouting for hydrogen sulfide toxicity starting two to three weeks after permanent flood is established is highly […]