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Category Posts for Lorenz, Gus

28
Jul
2015
Sugarcane aphid distribution in Arkansas as of July 27, 2015
Author: Nick Seiter, Extension Entomologist

By Nick Seiter, Extension Entomologist Sugarcane aphid has been confirmed in grain sorghum in the following Arkansas counties so far in 2015: Chicot, Desha, Ashley, Arkansas, Lincoln, Phillips, Lonoke, White, Logan, Crittenden, Jefferson, Drew, Pulaski, Monroe, Lee, St. Francis, Cross, Jackson, Woodruff, Mississippi, Poinsett, Craighead, Yell, Clay, and Greene. We are adding fewer counties now, […]

23
Jul
2015
Headworms Infesting Grain Sorghum
Author: Glenn Studebaker, Extension Entomologist

Photo by Kevin Lawson Dr. Glenn Studebaker, Dr. Gus Lorenz and Dr. Nick Seiter We are picking up headworms in grain sorghum all across the state. We are seeing all three species (corn earworm, fall armyworm and sorghum webworm) in some fields. Corn earworm and fall armyworm appear to be the predominant species in most […]

17
Jul
2015
Arkansas Rice Update 7-17-15
Author: Jarrod Hardke, Rice Extension Agronomist

July 17, 2015                              No. 2015-21 Dr. Jarrod Hardke, Dr. Gus Lorenz, Scott Stiles, & Dr. Yeshi Wamishe Crop Progress Dry and scalding hot.  Water use will be at a fever pitch in the coming week.  Next week is expected to bring temperatures in the upper 90s with some 100 degree days next weekend. Last week’s […]

15
Jul
2015
Sugarcane aphid distribution in Arkansas as of 7/15/2015
Author: Nick Seiter, Extension Entomologist

By Nick Seiter, Extension Entomologist Sugarcane aphid has been confirmed in grain sorghum in the following Arkansas counties so far in 2015: Chicot, Desha, Ashley, Arkansas, Lincoln, Phillips, Lonoke, White, Logan, Crittenden, Jefferson, Drew, Pulaski, Monroe, Lee, St. Francis, Cross, Jackson, Woodruff, Mississippi, Poinsett, and Craighead. This map will be updated weekly as the aphid […]

10
Jul
2015
Arkansas Rice Update 7-10-15
Author: Jarrod Hardke, Rice Extension Agronomist

July 10, 2015                              No. 2015-20 Dr. Jarrod Hardke, Dr. Gus Lorenz, Dr. Yeshi Wamishe, & Scott Stiles Crop Progress The season appears to have made the turn from wet to dry the past week.  The extended forecast calls for very hot daytime temperatures and little to no rainfall.  The more concerning aspect of the forecast […]

08
Jul
2015
Sugarcane aphid distribution in Arkansas as of 7/7/2015
Author: Nick Seiter, Extension Entomologist

By Nick Seiter, Extension Entomologist Sugarcane aphid has been confirmed in grain sorghum in the following Arkansas counties so far in 2015: Chicot, Desha, Ashley, Arkansas, Lincoln, Phillips, Lonoke, White, Logan, and Crittenden. This map will be updated weekly as the aphid continues to spread. In areas where sugarcane aphid has been found, sorghum needs […]

07
Jul
2015
Tarnished Plant Bugs in Cotton – Applying Insecticides When Rain is in the Forecast.
Author: Glenn Studebaker, Extension Entomologist

Tarnished plant bug numbers are picking up in cotton and with the rainfall we’ve been experiencing, we are getting calls on how long an insecticide needs to be on the plant before it is rainfast. Of course the longer the insecticide is on the plant, the better. However, with rain in the forecast, what can […]

06
Jul
2015
Stink Bugs In Grain Sorghum – When Do We Treat?
Author: Glenn Studebaker, Extension Entomologist

We have been getting a lot of calls on stink bugs in grain sorghum and there has been some confusion on when to treat for these pests. Similar to other crops, the treatment level for stink bugs is dependent upon the growth stage of the sorghum plant. Because stink bugs feed on the developing seed, […]

29
Jun
2015
Sugarcane aphid distribution in Arkansas as of 6/27/2015
Author: Nick Seiter, Extension Entomologist

Sugarcane aphid has been confirmed in grain sorghum in the following Arkansas counties so far in 2015: Chicot, Desha, Ashley, and Arkansas. This map will be updated weekly as the aphid continues to spread. In areas where sugarcane aphid has been found, sorghum needs to be scouted regularly, as this insect reproduces very rapidly and […]

22
Jun
2015
Sugarcane aphid distribution in Arkansas as of June 20, 2015
Author: Nick Seiter, Extension Entomologist

Sugarcane aphid has been confirmed in grain sorghum in the following Arkansas counties so far in 2015: Chicot, Desha, and Ashley. This map will be updated weekly as the aphid continues to spread. In areas where sugarcane aphid has been found, sorghum needs to be scouted regularly, as this insect reproduces very rapidly and can […]