Pest E-Alerts

Current Issues

Pest e-Alerts highlight current research and issues from the OSU Entomology and Plant Pathology Department and Extension Specialists, providing resources and up-to-date information to producers and consumers alike. The most recent issues are linked below: 

• September 29 - Late Season Pecan Insect Pests
• September 20 - Late Season Insect Pests in Newly Seeded Alfalfa
• September 13 - Pecan Weevil Season is Here
• August 12 - Fall Armyworms May Become a Problem in Turf and Grass Pastures
• July 21 - Update on Alfalfa Weevil Insecticide Resistance Study
• July 19 - Check Pastures and Sorghum for Armyworms
• July 14 - Blister Beetle in Alfalfa and Pasture
• July 8 - Excessive Moisture Has Benefits and Drawbacks for Alfalfa Producers
• July 8 - A Bumper Crop of Bagworms
• July 6 - Concerns with Sprouted Wheat in Storage
• June 14 - A New Hope: Science Offers a Solution to Pierce’s Disease in Grapes
• June 9 - Wheat Disease Update
• June 6 - Planning for Alfalfa Seed Production and Grasshopper Control
• May 21 - Wheat Disease Update
• May 17 - Prepare Storage Facilities Prior to Wheat Harvest
• May 13 - Planning For Alfalfa Seed Production and Control of Alfalfa Seed Chalcid
• May 10 - Wheat Disease Update
• May 4 - Wheat Disease Update
• April 23 - Oklahoma Wheat Disease Update
• April 19 - Be on the Lookout for Variegated Cutworm in Alfalfa
• April 14 - Aphids: Bird Cherry-Oat Aphids and an Invasion by the “English” (Grain Aphid that is) and Armyworms: Decisions…
• April 14 - Wheat Disease Update
• March 30 - Wheat Disease Update
• March 18 - New Project Addressing Alfalfa Weevil Insecticide Resistance
• March 15 - Wheat Disease Update
• March 5 - Update on Alfalfa Weevil Activity
• February 24 - Did the Extreme Cold Temperatures Kill Stored Grain Insects?

 

Archived Issues

• 2020
  • January 9 - First Record of Brown Marmorated Stink Bug in Oklahoma (pa19-1)
  • February 4 - Alfalfa Insect Activity and Winter Production Reminder (pa19-2)
  • February 11 - Wheat Disease Update (pa19-3)
  • February 12 - Army Cutworms Reported in Some Wheat and Alfalfa Fields (pa19-4)
  • February 19 - Update on Alfalfa Weevil Egg Populations 2020 (pa19-5)
  • March 5 - Wheat Disease Update (pa19-6)
  • March 12 - Army Cutworms Still a Threat in Wheat, Canola, and Alfalfa Fields (pa19-7)
  • March 20 - Update on Alfalfa weevil and Aphids (pa19-8)
  • March 20 - Wheat Disease Update (pa19-9)
  • March 25 - Drywood Termites: Occasional Hitch-Hikers into Oklahoma (pa19-10)
  • March 30 - Wheat Disease Update (pa19-11)
  • March 31 - Pecan Phylloxera Treatment Time (pa19-12)
  • April 10 - Bird Cherry-Oat Aphids and Armyworms in Wheat: To Treat or Not to Treat? (pa19-13)
  • April 13 - Wheat Disease Update (pa19-14)
  • April 27 - Wheat Disease Update (pa19-15)
  • April 29 - Update on Alfalfa Weevil and Insecticide Resistance (pa19-16)
  • May 11 - Alfalfa Insect Update (pa19-17)
  • May 9 - Wheat Disease Update (pa19-18)
  • May 13 - Eye on Invasive Species: Asian Giant Hornet (pa19-19)
  • May 22 - Wheat Disease Update (pa19-20)
  • June 4 - Got Grasshoppers? I have Some Suggestions for Their Management in Rangeland and Pastures (pa19-21)
  • June 4 - Wheat Disease Update (pa19-22)
  • June 8 - Alfalfa Insect Update (pa19-23)
  • June 15 - Alfalfa Insect Update (pa19-24)
  • June 17 - Wheat Disease Update (pa19-25)
  • June 22 - Alfalfa Insect Update (pa19-26)
  • June 25 - Soybean Disease Update (pa19-27)
  • August 3 - Japanese Beetles Continue Westward Expansion through Oklahoma (pa19-28)
  • August 7 - Local Wasps Acquitted of Being the Asian "Murder" Hornet: Update to "Eye on Invasive Species: Asian Giant Hornet" (pa19-29)
  • August 24 - Late-Season Management of Bagworms (pa19-30)
  • August 27 - Considerations to Make before Planting Wheat this Fall  (pa19-31)
  • September 11 - Fall Armyworm Watch in Winter Wheat and Late Season Soybean Pests (pa19-32)
  • September 11 - Alfalfa Insect Update (pa19-33)
• 2019
  • January 22 - Wheat Disease Update (pa18-1)
  • February 8 - Wheat Disease Update (pa18-2)
  • February 18 - Alfalfa Insect Update (pa18-3)
  • February 27 - Update on Alfalfa Weevil Egg Populations 2019 (pa18-4)
  • March 18 - Wheat Disease Update (pa18-5)
  • March 26 - Pecan Phylloxera Treatment Time (pa18-6)
  • March 29 - Wheat Disease Update (pa18-7)
  • April 1 - Alfalfa Weevil Update  (pa18-8)
  • April 5 - Wheat Disease Update (pa18-9)
  • April 12 - Wheat Disease Update (pa18-10)
  • April 15 - Chagas Disease in Oklahoma (pa18-11)
  • April 19 - Wheat Disease Update (pa18-12)
  • April 29 - Wheat Disease Update (pa18-13)
  • April 30 - Bird Cherry-Oat Aphids and Armyworms in Wheat: Decisions.......? (pa18-14)
  • May 3 - Lodging in Winter Canola (pa18-15)
  • May 3 - Wheat Disease Update (pa18-16)
  • May 7 - Time to Obtain Pecan Nut Casebearer traps (pa18-17)
  • May 9 - Wheat Disease Update (pa18-18)
  • May 13 - Don’t Ignore Your Wheat and Canola! (pa18-19)
  • May 15 - Armyworms "Invading" Some Grass Pastures (pa18-20)
  • May 16 - Pecan Nut Casebearer Flights Begin in Southern Oklahoma (pa18-21)
  • May 16 - Wheat Disease Update  (pa18-22)
  • May 24 - Wheat Disease Update (pa18-23)
  • May 31 - Wheat Disease Update (pa18-24)
  • June 5 - Sprouted Wheat at Harvest-A Real Possibility in 2019 (pa18-25)
  • June 7 - Grape Rootworm Reappers (pa18-26)
  • June 12 - Wheat Disease Update (pa18-27)
  • June 14 - Keep an Eye on Tomatoes for Hornworms and Pinworms (pa18-28)
  • July 3 - Pest Status Update for Crapemyrtle Bark Scale (pa18-29)
  • July 3 - Potato Leafhopper and Spotted Aphids in Alfalfa (pa18-30)
  • July 18 - Blister Beetle Reports on the Increase (pa18-31)
  • July 19 - Sudden Oak Death Found in Oklahoma (sort of) (pa18-32)
  • July 20 - Managing Sorghum Pests (pa18-33)
  • August 1 - Vesicular Stomatitis Virus and the Vectors Involved in Transmission (pa18-34)
  • August 2 - Wheat Disease Update (pa18-35)
  • August 16 - Protect a Bumper Crop of Pecans from Pecan Weevil (pa18-36)
  • September 24 - Insect Monitoring in Fall Planted Alfalfa (pa18-37)
  • September 25 - Managing Pod-feeding Stinkbugs in Soybean (pa18-38)
  • September 27 - New Research on Bermudagrass Stem Maggot (pa18-39)
  • October 3 - Reports of Seedling Wheat Infested with Fall Armyworm (pa18-40)
  • November 12 - Nematode Disease Update (pa18-41)
  • December 13 - PDIDL Update (pa18-42)
• 2018
  • January 31 - Alfalfa Weevil Egg Populations 2018 (pa17-1)
  • February 21 - Update on Alfalfa Weevil Egg Populations 2018 (pa17-2)
  • February 21 - Wheat Disease Update (pa17-3)
  • March 14 - Wheat Disease Update (pa17-4)
  • March 19 - Cowpea Aphid and Alfalfa Weevil Update in Oklahoma Alfalfa (pa17-5)
  • March 29 - Wheat Disease Update (pa17-6)
  • April 6 - Wheat Disease Update (pa17-7)
  • April 13 - Increasing Pea and Blue Aphid numbers in Alfalfa (pa17-8)
  • April 16 - Oklahoma Wildfires and the USDA Imported Fire Ant Quarantine (pa17-9)
  • April 26 - Wheat Disease Update (pa17-10)
  • April 30 - Managing Sugarcane Aphid Report, 2018 (pa17-11)
  • May 5 - Wheat Disease Update (pa17-12)
  • May 17 - Wheat Disease Update (pa17-13)
  • May 31 - Wheat Disease Update (pa17-14)
  • June 11 - Transform Receives Emergency Exemptions for Cotton and Sorghum, 2018 (pa17-15)
  • June 14 - Longhorned Tick / Bush Tick  (Haemaphysalis longicornis) (pa17-16)
  • June 20 - Scout Now for Japanese Beetle in Ornamental, Fruit, and Row Crops (pa17-17)
  • June 21 - Update on Alfalfa Insect and Crop Conditions, Summer 2018 (pa17-18)
  • June 22 - Tomato Disease Update (pa17-19)
  • June 25 - Chinch Bugs Showing Up in Sorghum (pa17-20)
  • July 9 - Potato Leafhopper in Alfalfa (pa17-21)
  • July 11 - Managing Pod-feeding Insects in Soybean (pa17-22)
  • July 13 - Walnut Caterpillar and other Insect issues (pa17-23)
  • July 17 - Foliage Feeding Caterpillars in Alfalfa (pa17-24)
  • July 23 - Wheat Disease Advisory (pa17-25)
  • July 26 - False Chinch Bugs and Headwormsin Sorghum, 2018 (pa17-26)
  • August 16 - Blister Beetles in Alfalfa (pa17-27)
  • August 20 - Soybean Defoliators Reported, and Fall Armyworms are Taking Flight (pa17-28)
  • August 23 - Be on the Lookout for Fall Armyworm in Alfalfa (pa17-29)
  • September 7 - Continuing Rains May Bring Pecan Weevil Out (pa17-30)
  • September 12 - Shorttailed Cricket Activity Increasing in Home Lawns (pa17-31)
  • September 24 - Soybean Disease Update (pa17-32)
  • October 1 - Something Eating Your Wheat? Could be Armyworms OR Grasshoppers! (pa17-33)
  • October 12 - The Beginning of Fall Brings Continued Challenges for Alfalfa Growers (pa17-34)
  • October 15 - Cotton Disease Update (pa17-35)
  • November 9 - Wheat Disease Update (pa17-36)
  • December 18 - Check for Stored Grain Insects Even though it is Cold Outside (pa17-37)
• 2017
  • February 1 - Alfalfa Weevil Egg Populations 2017 (pa15-39)
  • February 8 - Update on Alfalfa Weevil Egg Populations 2017 (pa15-40)
  • February 21 - Wheat Disease Update (pa15-41)
  • February 22 - Canola: You Might Have Winterkill, OR You Might Have Aphids!  (pa16-4)
  • March 1 - Greenbugs and Bird Cherry-Oat Aphids in Wheat: Decisions... (pa16-5)
  • March 8 - Pasture Damaging Grass-feeding Termites of Southwest Oklahoma (pa16-6)
  • March 10 - Army Cutworms Reported in Some Wheat Fields (and Check Your Canola) (pa16-7)
  • March 14 - Current NW Oklahoma Wildfires and the USDA Imported Fire Ant Quarantine (pa16-8)
  • March 15 - Wheat Disease Update (pa16-9)
  • March 16 - Termites: Spring Swarming Season in Oklahoma (pa16-10)
  • March 24 - Scouting for and Managing Diamondback Moth in Canola, 2017 (pa16-11)
  • March 27 - Wheat Disease Update (pa16-12)
  • March 29 - Bacterial Leaf Streak - New Corn Disease Found in Oklahoma (pa16-13)
  • April 6 - Cedar-Apple and other Gymnosporangium rusts (pa16-14)
  • April 6 - Wheat Disease Update (pa16-15)
  • April 14 - Wheat Disease Update (pa16-16)
  • April 20 - Crapemyrtle Bark Scale: Biology and Management (pa16-17)
  • April 24 - Wheat Disease Update (pa16-18)
  • April 27 - STEPS to Generating a Pecan Nut Casebearer (PNC) Forecast (pa16-19)
  • May 2 - Wheat Disease Update (pa16-20)
  • May 8 - Wheat Disease Update (pa16-21)
  • May 8 - Carpenter Ant Swarming Season in Oklahoma (pa16-22)
  • May 10 - Minimizing Stored Grain Insect Problems in Structures Prior to Wheat Harvest (pa16-23)
  • May 15 - Wheat Disease Update (pa16-24)
  • May 30 - Wheat Disease Update (pa16-25)
  • June 2 - Canola Disease Update (pa16-26)
  • June 19 - First Oklahoma Sugarcane Aphid Report, 2017 (pa16-27)
  • June 29 - Broad Mites on Blackberries (pa16-28)
  • May 6 - Flatid Planthoppers (pa16-29)
  • August 14 - Bermudagrass Stem Maggot Showing up in Oklahoma (pa16-30)
  • August 21 - Early Rains May Bring Pecan Weevil Out (pa16-31)
  • August 25 - Fall Armyworm Notice: After Planting, Watch Your Wheat! (pa16-32)
  • August 29 - Fall Armyworm Reminder (pa16-33)
  • October 2 - Shorttailed Crickets: A Minor Nuisance Pest of Turfgrass (pa16-34)
  • October 2 - Soybean Disease Update (pa16-35)
  • October 9 - Fall Armyworm IN Wheat: Look Closely When Scouting Your Fields! (pa16-36)
  • October 10 - Fumonisins in corn (pa16-37)
  • November 4 - Return of Multicolored Asian Lady Beetle (pa16-38)
  • December 6 - Sensat – A New Product for Stored Grain Protection (pa16-39)
• 2016
  • February 8 - Alfalfa Weevil Egg Populations 2016 (pa15-1)
  • February 10 - Wheat Disease Update (pa15-2)
  • February 25 - Update on Alfalfa Weevil Egg Populations, Degree Days, and Viabilities 2016 (pa15-3)
  • March 7 - Wheat Disease Update (pa15-4)
  • March 8 - Alfalfa Weevil Application Timing is Upon Us (pa15-5)
  • March 14 - Wheat Disease Update (pa15-6)
  • March 18 - Bird Cherry Oat Aphids in Wheat: Showing Up in Large Numbers (pa15-7)
  • March 21 - Wheat Disease Update (pa15-8)
  • March 31 - Increasing Alfalfa Weevil Larval Numbers in Alfalfa as First Harvest Approaches (pa15-9)
  • April 4 - Wheat Disease Update (pa15-10)
  • April 8 - Check Canola for Aphids (pa15-11)
  • April 11 - Wheat Disease Update (pa15-12)
  • April 15 - Oak Gall Midges Are at It Again! (pa15-13)
  • April 18 -Wheat Disease Update (pa15-14)
  • April 25 - Wheat Disease Update (pa15-15)
  • April 29 - Wheat Disease Update (pa15-16)
  • May 10 - Wheat Disease Update (pa15-17)
  • May 16 - Wheat Disease Update (pa15-18)
  • May 20 - Wheat Disease Update (pa15-19)
  • May 23 - Pecan nut casebearer trapping and reporting in 2016 (pa15-20)
  • May 31 - Wheat Disease Update (pa15-21)
  • June 10 - Wheat Disease Update (pa15-22)
  • June 20 - Grapevine Oddities: Grape Gall Midges (pa15-23)
  • June 22 - Oklahoma Mosquitoes and Zika (pa15-24)
  • June 27 - Fall Webworms Emerging Ahead of Schedule (pa15-25)
  • July 14 - Sugarcane Aphids Numbers are Building in Oklahoma (pa15-26)
  • July 29 - Early Blight of Potatoes and Tomatoes (pa15-27)
  • August 1 - Critical Time Managing Pecan Weevil (pa15-28)
  • August 5 - Wheat Disease Update (pa15-29)
  • August 8 - False Chinch Bugs in Sorghum, 2016 (pa29-30)
  • August 16 - Sugarcane Aphid, Sorghum Headworm and Sorghum Midge Management in Double-Cropped or Late-maturing Sorghum (pa15-31)
  • September 8 - Positively Identify Soybean Defoliators Before You Spray (pa15-32)
  • September 9 - Fall Armyworm Notice: Check Your Wheat Early and Often! (pa15-33)
  • September 9 - Fall Armyworms Marching Across Oklahoma Turfgrass (pa15-34)
  • October 31 - First Detection of Emerald Ash Borer in Oklahoma (pa15-35)
  • November 11 - Wheat Disease Update (pa15-36)
  • November 30 - Wheat Disease Update (pa15-37)
  • November 30 - Plan to Manage Hessian Fly (pa15-38)
• 2015
  • January 6 - How to Reduce Pest Populations with Sanitation Practices (pa14-1)
  • February 10 - Alfalfa Weevil Egg Populations 2015 (pa14-2)
  • February 12 - Wheat Disease Update (pa14-3)
  • February 27 - Wheat Disease Update (pa14-4)
  • March 2 - Update on 2015 Degree Day Accumulation and Insecticide List for Alfalfa Weevil and Aphids (pa14-5)
  • March 3 - Prepare for Spotted Wing Drosophila!: Education on an invasive insect threatening fruit production in Oklahoma (pa14-6)
  • March 16 - Army Cutworms Reported in Some Wheat and Canola Fields (pa14-7)
  • March 16 - Wheat Disease Update (pa14-8)
  • March 23 - Insect Hotels: Good Bugs Check In AND They Check Out (pa14-9)
  • March 27 - Greenbug Infestations Reported (pa14-10)
  • April 1 - Oklahoma Receives Registrations for Two Sugarcane Aphid Insecticides (pa14-11)
  • April 3 - Scouting for and Managing Diamondback Moth in Canola (pa14-12)
  • April 10 - Wheat Disease Update (pa14-13)
  • April 14 - Check Canola for Aphids and Diamondback Moth (pa14-14)
  • April 17 - We’re Back! Oak Gall Midges Appearing (pa14-15)
  • April 21 - Leaf Blister Diseases (pa14-16)
  • April 22 - Brown Wheat Mite Showing Up in Winter Wheat (pa14-17)
  • April 24 - Wheat Disease Update (pa14-18)
  • April 29 - Increasing Pea Aphid Numbers in Alfalfa (pa14-19)
  • May 4 - Wheat Disease Update (pa14-20)
  • May 7 - Curly Top Virus on Spinach (pa14-21)
  • May 8 - Wheat Disease Update (pa14-22)
  • May 14 - Watch for Armyworms in Wheat (pa14-23)
  • May 15 - Wheat Disease Update (pa14-24)
  • May 22 - Wheat Disease Update (pa14-25)
  • May 27 - What to Do With Harlequin Bugs in Canola? (pa14-26)
  • May 29 - What to Do With Harlequin Bugs in Canola?; Wheat Disease Update (pa14-27)
  • June 2 - Corn Earworm in Canola: We Need to Get This Crop in the Bin! (pa14-28)
  • June 4 - Are Your Ears Buzzin’? Let Us Know If Periodical Cicadas are Present in Your County (pa14-29)
  • June 8 - Wet Weather and Unusual Canola Diseases (pa14-30)
  • June 12 - Wheat Disease Update (pa14-31)
  • June 15 - Sugarcane Aphids Are Infesting Sorghum in Oklahoma (pa14-32)
  • July 31 - Vegetable Disease Update (pa14-33)
  • August 11 - Sugarcane Aphids, Sorghum Midge, and Headwormsin Sorghum: How to Make a Decision for this “Horse Race”? (pa14-34)
  • August 13 - Considerations to Make before Planting Wheat this Fall (pa14-35)
  • August 25 - Get Out and Check Pastures for Fall Armyworm (pa14-36)
  • September 2 - Horse Flies and Deer Flies (Tabanids) on Cattle (pa14-37)
  • September 4 - New Soybean Diseases (pa14-38)
  • September 9 - Crapemyrtle Scale   (pa14-39)
  • September 14 - Fall Webworms in Pecan  (pa14-40)
  • September 18 - Fall Armyworm Notice: Check Your Wheat! (pa14-41)
  • September 29 - Don’t Let Armyworms Waylay Your Wheat or Canola (pa14-42)
  • October 23 - Fall Yard Decorations and Straw Itch Mites (pa14-43)
  • November 3 - Finally Found: Oak Leaf Itch Mite (pa14-44)
  • December 15 - Canola Disease Update (pa14-45)
  • December 18 - Wheat Disease Update (pa14-46)
• 2014
  • February 6 - PDIDL Alert Regarding Samples and Winter Desiccation Injury (pa13-1)
  • February 10 - Alfalfa Weevil Egg Populations 2014 (pa13-2)
  • February 24 - Disease Watch, February 2014 (pa13-3)
  • March 4 - Spring Forward with Dormant Oil Applications (pa13-4)
  • March 5 - Come on Out to the First Invasive Species Conference in OKC (pa13-5)
  • March 7 - Watch for TMV on Tomatoes and Peppers (pa13-6)
  • March 14 - Managing Greenhouse Pests without Neonicotinoid Insecticides (pa13-7)
  • March 24 - Wheat Disease Update (pa13-8)
  • March 27 - Cowpea Aphid and Alfalfa Weevil Update in Oklahoma Alfalfa (pa13-9)
  • March 31 - Wheat Disease Update (pa13-10)
  • April 11 - Wheat Disease Update (pa13-11)
  • April 29 - Wheat Disease Update (pa13-12)
  • May 1 - Plant Disease Corner (pa13-13)
  • May 9 - To Spray or not to Spray: Managing & Monitoring Pecan Nut Casebearer (PNC) (pa13-15)
  • May 13 - Wheat Disease Update (pa13-16)
  • May 27 - Wheat Disease Update (pa13-17)
  • May 29 - Got Grasshoppers? Get After Them NOW: Management Options in Rangeland and Pastures (pa13-18)
  • June 11 - Beware Fruit Growers...SWD has been Spotted in OK (pa13-19)
  • June 20 - Rain and the mosquitoes they bring! (pa13-20)
  • July 17 - Two “Sugarcane” Aphids That Are Infesting Sorghum in Oklahoma (pa13-21)
  • July 21 - Squash Bug Management (pa13-22)
  • July 25 - Evil Pecan Weevil (pa13-23)
  • July 30 - Get Out and Check Pastures for Fall Armyworms! (pa13-24)
  • August 4 - Leaf Blight in Grain Sorghum; Powdery Mildew in Cucurbits (pa13-25)
  • August 12 - Watch for Sorghum Midge in Late-blooming Sorghum (pa13-26)
  • August 20 - Fall Armyworms Beginning to Invade Turfgrass (pa13-27)
  • October 6 - Fall Armyworm Notice: Check Your Wheat! (pa13-28)
  • October 31 - Wheat Disease Update (pa13-29)
  • November 13 - Fall Infection of Black Leg on Winter Canola (pa13-30)
• 2013
  • January 25 - Alfalfa Weevil Egg Populations 2013 (pa12-1)
  • January 29 - Winter Grain Mite in Wheat (pa12-2)
  • February 1 - Alfalfa Weevil Populations and Comments on Resistance (pa12-3)
  • February 13 - Wheat Disease Update (pa12-4)
  • February 27 - Wheat Disease Update (pa12-5)
  • March 21 - Wheat Disease Update (pa12-6)
  • April 2 - Plant Disease Corner, April: Fire blight, Pine tree blights, and Leaf spots (pa12-7)
  • April 8 - Cedar-Apple Rust and other Gymnosporangium Diseases (pa12-8)
  • April 10 - Wheat Disease Update (pa12-9)
  • April 16 - Chlorpyrifos-resistant Greenbugs found in the Texas Panhandle (pa12-10)
  • April 18 - Wheat Disease Update (pa12-11)
  • April 26 - Wheat Disease Update (pa12-12)
  • May 6 - Wheat Disease Update (pa12-13)
  • May 9 - Check Canola for Aphids, and Cabbage Maggot (pa12-14)
  • May 13 - Wheat Disease Update (pa12-15)
  • May 20 - Wheat Disease Update (pa12-16)
  • May 22 - Wheat Disease Update (pa12-17)
  • May 23 - Downy Mildew of Impatiens (pa12-18)
  • May 29 - Wheat Disease Update (pa12-19)
  • June 3 - Chinch Bug Management in Sorghum (pa12-20)
  • June 6 - Wheat Disease Update (pa12-21)
  • June 7 - Reminder! Early Bird Gets the Grasshopper: Management Options in Rangeland, Pastures and Crops (pa12-22)
  • June 21 - Attack of the Elm Sawfly! (pa12-23)
  • June 25 - The Triumphant Return of the Redbud Leaffolder (pa12-24)
  • June 27 - Wheat Disease Update (pa12-25)
  • July 2 - New Invasive Species in Oklahoma Could Mean Trouble for Fruit Growers (pa12-26)
  • July 8 - Biscongiauxia (Hypoxylon) Dieback and Canker of Pecan (pa12-27)
  • July 29 - Peanut Disease Update (pa12-28)
  • August 7 - Vegetable Crop Disease Update (pa12-29)
  • August 23 - Soybean Disease Update (pa12-30)
  • September 17 - Late Season Pecan Pests (pa12-31)
  • October 17 - Canola Black Leg Update (pa12-32)
  • November 5 - Wheat Disease Update (pa12-33)
• 2012
  • January 10 - Wheat Disease Update (pa11-1)
  • January 18 - Alfalfa Weevil Egg Populations 2012 (pa11-2)
  • January 20 - Alfalfa Weevil Egg Viabilities High (pa11-3)
  • January 30 - Wheat Disease Update (pa11-4)
  • February 1 - An Update on Rose Rosette (pa11-5)
  • February 6 - Start Looking For Army Cutworms in Alfalfa, Canola, and Wheat (pa11-6)
  • February 13 - Tent Caterpillars Will Be Emerging Soon (pa11-7)
  • February 20 - Changes to the USDA Plant Hardiness Zones (pa11-8)
  • February 28 - Wheat Disease Update (pa11-9)
  • March 2 - Winter Grain Mite in Wheat (pa11-10)
  • March 9 - Wheat Disease Update (pa11-11)
  • March 16 - Wheat Disease Update (pa11-12)
  • March 20 - Turfgrass Nuisance Pests: Shorttailed Crickets (pa11-13)
  • March 26 - Wheat Disease Update (pa11-14)
  • March 30 - Gulf Coast Ticks and Spinose Ear Ticks in Cattle (pa11-15)
  • April 2 - Wheat Disease Update (pa11-16)
  • April 9 - Wheat Disease Update (pa11-17)
  • April 11 - Root-knot nematode control in summer crops (pa11-18)
  • April 13 - Alfalfa Problems not Over (pa11-19)
  • April 16 - Wheat Disease Update (pa11-20)
  • April 20 - Start Looking For Variegated Cutworms in Canola, PRONTO! (pa11-21)
  • April 25 - Wheat Disease Update (pa11-22)
  • April 30 - Wheat Disease Update (pa11-23)
  • May 4 - Wheat Disease Update (pa11-24)
  • May 9 - Plant Disease Corner (pa11-25)
  • May 11 - Potato leafhopper economic considerations in alfalfa and other crops in 2012 (pa11-26)
  • May 14 - Wheat Disease Update (pa11-27)
  • May 22 - Wheat Disease Update (pa11-28)
  • May 24 - Kermes Scale Causing Problems for Oklahoma Oaks (pa11-29)
  • June 6 - Soybean Rust Update (pa11-30)
  • June 19 - Grasshopper Management in Rangeland, Pastures and Crops (pa11-31)
  • July 18 - Mosquitoes in Oklahoma and West Nile Virus (WNV) (pa11-32)
  • July 23 - False Chinch Bugs in Sorghum (pa11-33)
  • July 25 - Peanut Disease Update (pa11-34)
  • August 29 - Wheat Disease Update (pa11-35)
  • September 25 - Grasshopper Control in Winter Wheat (And Canola) (pa11-36)
  • October 15 - Reminder: Hay Sold from Fire Ant-Quarantined Counties Must Meet Guidelines (pa11-37)
  • October 18 - Update on Black Leg Disease of Canola (pa11-38)
  • November 2 - Mites and Moths: A Fall for Keeping a Vigilant Watch on Wheat and Canola (pa11-39)
• 2011
  • February 28 - Wheat Disease Update (pa10-1)
  • March 1 - Cowpea Aphids and Alfalfa Weevil Damage in Oklahoma Alfalfa (pa10-2)
  • March 3 - Update on Black Leg Disease of Canola (pa10-3)
  • March 14 - Brown Wheat Mites Are Showing Up in Winter Wheat; Wheat Disease Update (pa10-4)
  • March 28 - Wheat Disease Update (pa10-5)
  • April 8 - Wheat Disease Update (pa10-6)
  • April 21 - Wheat Disease Update (pa10-7)
  • April 29 - Horticulture Disease Updates (pa10-8)
  • May 6 - Wheat Disease Update (pa10-9)
  • May 13 - Pecan Nut Casebearer - Earlier and Heavier Than Normal (pa10-10)
  • May 18 - Wheat Disease Update (pa10-11)
  • June 7 - Wheat Disease Update (pa10-12)
  • June 15 - Wheat Disease Update (pa10-13)
  • June 30 - Wheat Disease Update (pa10-14)
  • July 18 - Update on Cool-season Turfgrass Diseases (pa10-15)
  • July 19 - Alfalfa Growers Who Market to Horse Owners Should Watch for Blister Beetles(pa10-16)
  • July 28 - Impact of Horn Flies on Cattle during Heat Stress (pa10-17)
  • August 4 - Disease in this heat? (pa10-18)
  • September 9 - Managing Pod-feeding Insects in Soybean (pa10-19)
  • September 20 - Controlling Large Patch of Zoysiagrass in Oklahoma (pa10-20)
  • October 24 - Dry Fall = Plant Vampires in Wheat (and Canola) (pa10-21)
  • October 28 - Wheat Disease Update (pa10-22)
• 2010
  • February 3 - Turfgrass Disease in the Winter? (pa9-1)
  • February 22 - Time to Think about Controlling Leaf Curl Disease of Peaches and Nectarines (pa9-2)
  • March 3 - Wheat Disease Update (pa9-3)
  • March 12 - Hay feeding and stable flies (pa9-4)
  • March 15 - Wheat Disease Update (pa9-5)
  • March 22 - Vegetable Transplant Health (pa9-6)
  • March 23 - Army Cutworms Reported in Canola (pa9-7)
  • March 25 - Wheat Disease Update (pa9-8)
  • April 5 - Managing Pierce’s Disease of Grape (pa9-9)
  • April 8 - Don't Put Greenbugs Out of Mind Unless You Have 'Glanced' at Your Wheat Field (pa9-10)
  • April 15 - Wheat Disease Update (pa9-11)
  • April 20 - Spring Dead Spot Season (pa9-12)
  • April 21 - Wheat Disease Update (pa9-13)
  • April 28 - Plant Disease Corner ‐ April 2010 (pa9-14)
  • May 3 - Wheat Disease Update (pa9-15)
  • May 17 - Wheat Disease Update (pa9-16)
  • May 19 - Wheat Disease Update (pa9-17)
  • May 24 - Wheat Disease Update (pa9-18)
  • May 27 - Pine Sawfly Activity Reported Across the State (pa9-19)
  • May 28 - Pecan IPM - PIPE: An update and encouragement to scout (pa9-20)
  • June 1 - Late Flush of Armyworms Generating Concern in Wheat (pa9-21)
  • June 4 - Wheat Disease Update (pa9-22)
  • June 16 - Brown Patch is Active on Cool-Season Grasses (pa9-23)
  • June 30 - Pine Wilt Update (pa9-24)
  • July 2 - The Beetles are Coming! Japanese Beetles are Gaining Ground in Oklahoma (pa9-25)
  • July 6 - Bagworm and Fall Webworm Management (pa9-26)
  • July 13 - Pecan Scab Update (pa9-27)
  • July 15 - Green Stink Bugs in Cotton (pa9-28)
  • July 28 - Powdery Mildew on Pecans (pa9-29)
  • August 5 - Preparing for and managing Pecan Weevil (pa9-30)
  • August 16 - Pasture and Rangeland Pests from East to West (pa9-31)
  • August 31 - Emergency Quarantine for Thousand Cankers Disease (pa9-32)
  • September 8 - Frogeye Leaf Spot of Soybean (pa9-33)
  • September 24 - Fall Armyworm Notice Part II: Check Your Pasture and Wheat! (pa9-34)
  • October 12 - Downy Mildew on Basil (pa9-35)
  • November 11 - Wheat Disease Update (pa9-36)
  • December 22 - Spotted Alfalfa Aphids in Alfalfa (pa9-37)
• 2009
  • January 20 - Alfalfa Weevil Egg Populations in 2009 (pa8-1)
  • February 23 - Wheat Disease Update (pa8-2)
  • March 12 - Brown Wheat Mite Showing Up in Winter Wheat (pa8-3)
  • March 17 - Ladybug Invasion: Coping with Multi-colored Asian Lady Beetle (pa8-4)
  • March 19 - Wheat Disease Update (pa8-5)
  • April 2 - New Domestic Quarantine of Counties in Oklahoma for Imported Fire Ant (IFA) (pa8-6)
  • April 16 - Wheat Disease Update (pa8-7)
  • April 20 - Vegetable Crop Fungicide Update (pa8-8)
  • April 27 - Wheat Disease Update (pa8-9)
  • May 7 - Battling the Enemy Within: Woodborers (pa8-11)
  • May 11 - First Report of Pecan Scab for the 2009 Season (pa8-12)
  • May 19 - Pecan IPM – PIPE: Implications for the Future (pa8-13)
  • May 27 - Wheat Disease Update (pa8-14)
  • June 11 - Foliar disease control critical for Spanish peanuts (pa8-15)
  • July 2 - Pest du Jour: Flatid Planthoppers (pa8-16)
  • July 16 - Fall Webworm Activity Reported Across Oklahoma (pa8-17)
  • July 21 - Cool-season Turfgrass Disease Update (pa8-18)
  • July 30 - Early‐Season Pecan Weevil Situation – Hold that Thought (pa8-19)
  • August 4 - Powdery Mildew Control on Cucurbits (pa8-20)
  • August 17 - What are those Spots on my Bermudagrass? (pa8-21)
  • August 28 - Downy Mildew on Grapes (pa8-22)
  • August 31 - Plan to Manage Hessian Fly (pa8-23)
  • September 2 - Yellow Soybean Plants (pa8-24)
  • September 4 - September Insect Considerations in Pecan - Diligence is the key (pa8-25)
  • September 14 - Don't Get Caught with Dead Patches of Grass Next Spring - Warm-season Turfgrass Fungicide Treatments for the Fall (pa8-26)
  • September 21 - Bacterial Blight Outbreak on Soybeans (pa8-27)
  • September 25 - Soybean Rust Found in Two Oklahoma Counties (pa8-28)
  • October 2 - Keep a Close Watch for Fall Armyworms in Seedling Wheat (pa8-29)
  • October 6 - Pierce's Disease of Grape - A Growing Concern in Oklahoma (pa8-30)
  • November 24 - Fall Wheat Pests: Winter Grain Mite in Wheat (pa8-31)
  • December 1 - Wheat Disease Update (pa8-32)
  • December 4 - New Disease in Oklahoma: Blackleg of Canola (pa8-33)
• 2008
  • January 11 - Split Versus Single Applications of Fungicides to Control Foliar Wheat Diseases (pdia7-1)
  • January 17 - Alfalfa Weevil Egg Populations in 2008 (pdia7-2)
  • February 4 - Greenbug Management in Winter Wheat with Glance 'n Go: Using the Henson Rule (pdia7-3)
  • March 14 - Alfalfa Insect Application Timing is upon us (pdia7-4)
  • March 19 - Natural Enemies are Working on Greenbugs in Oklahoma Winter Wheat (pdia7-5)
  • March 24 - Time to Check Cattle for Gulf Coast Ticks (pdia7-6)
  • April 4 - Biological control of caterpillar pests using Bacillus thuringiensis (pdia7-7)
  • April 16 - Wheat Disease Update (pdia7-8)
  • April 24 - Wheat Disease Update (pdia7-9)
  • May 1 - Termite Swarming Season (pdia7-10)
  • May 5 - Wheat Disease Update (pdia7-11)
  • May 6 - Wheat Disease Update (pdia7-12)
  • May 8 - Suspicious patches in my lawn: Crop circles or large patch? (pdia7-13)
  • May 13 - Wheat Disease Update (pdia7-14)
  • May 15 - Be on the Lookout for Aster Yellows (pdia7-15)
  • May 20 - Pecan Nut Casebearer Treatment Time (pdia7-16)
  • May 27 - Be proactive about managing black rot on your grapes (pdia7-17)
  • May 30 - Wheat Disease Update (pdia7-18)
  • June 5 - Grape Rootworm Season – Be on the lookout (pdia7-19)
  • June 9 - Begin Scouting and Managing your Pecan Orchards for Pecan Scab (pdia7-20)
  • June 11 - Protecting Yourself from Ticks (pdia7-21)
  • June 13 - Soybean Rust Update and 2008 Monitoring Program (pdia7-22)
  • June 23 - Watch out for Southern blight in nursery crops (pdia7-23)
  • June 25 - It's Not Too Late to Begin Scouting for Chinch Bugs in Turf (pdia7-24)
  • July 10 - Wheat Disease Update – Fusarium Head Blight (pdia7-25)
  • July 15 - Seiridium canker of Junipers and Cypress (pdia7-26)
  • July 17 - Euonymus Scale in the Ornamental Landscape (pdia7-27)
  • July 23 - Bacterial Leaf Scorch Disease of Oak and Other Trees and Ornamentals (pdia7-28)
  • July 25 - Watch for Panicle-Feeding Caterpillars in Sorghum (pdia7-29)
  • July 28 - Bacterial Canker of Tomato (pdia7-30)
  • August 13 - Effect of Planting Date and Seed Treatment on Diseases and Insect Pests of Wheat (pdia7-31)
  • August 21 - Charcoal Rot of Soybean (pdia7-32)
  • August 22 - Rains Bring Pecan Weevils in Oklahoma (pdia7-33)
  • August 27 - Be On the Watch for Fall Armyworms in Pastures (pdia7-34)
  • September 8 - Why is my oak tree dying? (pdia7-35)
  • September 12 - Results of fungicide evaluations for control of black rot of grape in Oklahoma, 2008 (pdia7-36)
  • September 22 - Soybean Aphids in Oklahoma??? (pdia7-37)
  • September 24 - Downy Mildew Update in Cucurbits (pdia7-38)
  • September 26 - Pecan Aphid Populations on the Rise (pdia7-39)
  • October 14 - Dry Fall = Presence of Transitory Insect Invaders in Wheat (and Canola), Aster leafhopper and Canola (pdia7-40)
  • October 29 - Pierce's Disease of Grape Identified for the First Time in Oklahoma (pdia7-41)
  • November 10- Wheat Disease Update (pdia7-42)
• 2007
  • January 18 - How will Recent Weather Conditions Impact Alfalfa Weevil Egg Populations in 2007? (pdia6-1)
  • February 7 - Wheat Disease Update (pdia6-2)
  • March 1 - Wheat Disease Update (pdia6-3)
  • March 15 - Wheat Disease Update (pdia6-4)
  • March 28 - Apple twig borer problems continue to surface in state's grape vineyards (pdia6-5)
  • April 6 - Check Fields for Russian Wheat Aphids (pdia6-6)
  • April 13 - Wheat Disease Update (pdia6-7)
  • April 20 - Wheat Disease Update (pdia6-8)
  • April 25 - Wheat Disease Update (pdia6-9)
  • May 10 - Onion Disease and Crop Development Update (pdia6-11)
  • May 11 - Managing Insect Problems in Freeze-damaged Fruit (pdia6-12)
  • May 14 - Wheat Disease Update (pdia6-13)
  • May 15 - Access to Plant Management Network (pdia6-14)
  • May 25 - Armyworms and Wheat Head Armyworms: How to Tell the Difference (pdia6-15)
  • May 29 - Pecan Nut Casebearer Treatment Time (pdia6-16)
  • June 5 - Wheat Disease Update (pdia6-17)
  • June 27 - Downy Mildew Warning on Cucurbits (pdia6-18)
  • July 5 - How might the 100 year flood or June rainfall event affect pecan weevil emergence? (pdia6-19)
  • July 6 - Potato Leafhopper Economic Considerations in Alfalfa and Peanut (pdia6-20)
  • July 23 - Soybean Rust Alert (pdia6-21)
  • July 27 - Soybean Rust Update (pdia6-22)
  • August 10 - Effect of Planting Date and Seed Treatment on Wheat Diseases (pdia6-23)
  • August 27 - Soybean Rust Update #3 (pdia6-24)
  • September 5 - Phytophthora blight identified on watermelon (pdia6-25)
  • September 14 - Destroy Volunteer Wheat and Reduce Threat of Other Wheat Pests (pdia6-26)
  • November 9 - Wheat Disease Update (pdia6-27)
• 2006
  • January 10 - Spotted Alfalfa Aphids in Seedling Alfalfa (pdia5-1)
  • February 1 - Earliest Alfalfa Weevil and Worst Aphid Season on Record (pdia5-2)
  • February 6 - Greenbugs Are Being Reported in Wheat (pdia5-3)
  • April 3 - Wheat Disease Update (pdia5-4)
  • April 10 - Fusarium (Dryland) Root Rot Making Its Appearance in Oklahoma (pdia5-5)
  • April 24 - Wheat Streak Mosaic and High Plains Viruses Appearing in Oklahoma (pdia5-6)
  • May 2 - Wheat Pest Update (pdia5-7)
  • May 4 - Cedar-Apple Rust: Christmas in May! (pdia5-8)
  • May 10 - Why are my cucumber plants white? (pdia5-9)
  • May 15 - Wheat Disease and Insect Pest Update (pdia5-10)
  • May 16 - Pecan Nut Casebearer Season may be Early (pdia5-11)
  • June 5 - Thrips Damage Potential in Peanut (pdia5-12)
  • June 7 - Wheat Head Armyworm Being Reported as Harvest Progresses (pdia5-13)
  • June 28 - Soybean Rust Update (pdia5-14)
  • June 30 - Soybean Early-Season Defoliator Problems (pdia5-15)
  • July 20 - Green June Beetle Populations Currently Peaking (pdia5-16)
  • July 31 - Bunts & Smuts of Wheat (pdia5-17)
  • August 10 - Planting Date Affects Wheat Diseases (pdia5-18)
  • August 29 - Should You Consider Using an Insecticide Seed Treatment for Wheat? (pdia5-19)
  • August 30 - Rains Bring Pecan Weevils in Oklahoma (pdia5-20)
  • September 19 - Gummy Stem Blight Outbreak in Watermelons (pdia5-21)
  • November 16 - Wheat Disease Update (pdia5-22)
• 2005
  • January 11 - Wheat Disease Update (pdia4-1)
  • January 21 - January Alfalfa Weevil Egg Populations Down in 2005 (pdia4-2)
  • January 25 - January Alfalfa Weevil Egg Populations Down, Viability High in 2005 Report # 2 (pdia4-3)
  • February 18 - Wheat Disease Update (pdia4-4)
  • March 10 - Wheat Disease Update (pdia4-5)
  • March 18 - Bird Cherry Oat Aphids in Wheat: To Control or Not to Control (pdia4-6)
  • March 24 - Stripe Rust Found In Oklahoma - Wheat Disease Update (pdia4-7)
  • April 4 - Latest Insecticide Prices and Current Status of Insects in Alfalfa (pdia4-8)
  • April 8 - Soybean Rust Update (Is it fact or fiction?) (pdia4-9)
  • April 25 - Wheat Disease Update (pdia4-10)
  • May 2 - Caterpillars “Leafing” a Mess in Your Trees? (pdia4-11)
  • June 1 - Quiet Times on the Soybean Rust Front (pdia4-12)
  • August 1 - Wheat Disease Update - Consider Diseases When Determining Planting Date for Wheat (pdia4-13)
  • August 16 - Pecan Weevil Time Quickly Upon Us (pdia4-14)
  • August 22 - Soybean Disease Update (pdia4-15)
  • August 26 - Wheat Disease Update: Preplanting Considerations to Control Bunts and Smuts (pdia4-16)
  • September 1 - Be On the Watch for Fall Armyworms in Pastures and Wheat (pdia4-17)
  • September 9 - Hessian Fly Control Considerations in Winter Wheat (pdia4-18)
  • October 20 - Small Hive Beetle Found in Oklahoma (pdia4-19)
  • November 10 - Wheat Disease Update (pdia4-20)
• 2004
  • January 16 - Alfalfa weevil egg populations in 2004 (pdia3-1)
  • March 5 - Wheat Disease Update (pdia3-2)
  • March 11 - March Alfalfa Weevil Egg Populations 2004 (pdia3-3)
  • March 19 - Wheat Disease Update (pdia3-4)
  • March 23 - March Alfalfa Weevil Egg Populations 2004 (pdia3-5)
  • April 13 - Wheat Disease Update (pdia3-6)
  • April 20 - Wheat Streak Mosaic Virus Prevalent in Western Oklahoma and the Panhandle (pdia3-7)
  • April 30 - Wheat Disease Update (pdia3-8)
  • May 4 - Black Fly Emergence (pdia3-9)
  • May 14 - Wheat Disease Update (pdia3-10)
  • June 2 - Wheat Head Armyworm Causing Concern as Harvest Progresses (pdia3-11)
  • July 6 - Wheat Disease Update (pdia3-12)
  • July 13 - Bagworm Watch (pdia3-13)
  • July 27 - Wheat Disease Update (pdia3-14)
  • August 30 - Pecan Weevil Season in Full Swing (pdia3-15)
  • September 15 - Africanized Honey Bee Update (pdia3-16)
  • September 20 - Africanized Honey Bee Update (pdia3-17)
  • October 15 - Africanized Honey Bee Update (pdia3-18)
  • October 29 - Africanized Honey Bee Update (pdia3-19)
  • November 4 - Wheat Disease Update (pdia3-20)
  • November 17 - Soybean Rust Update (pdia3-21)
• 2003
  • January 16 - Oklahoma Agweather (pdia2-1)
  • January 22 - Update on Alfalfa weevil populations for 2003 (pdia2-2)
  • February 28 - February Samples on Alfalfa Weevil and Other Insect Problems for 2003 (pdia2-3)
  • March 7 - February Alfalfa Weevil Egg Viabilities 2003 (pdia2-4)
  • March 17 - Wheat Disease Update (pdia2-5)
  • April 3 - Latest Insecticide Prices and Current Status of Insects in Alfalfa (pdia2-6)
  • April 8 - Bird Cherry Oat Aphids in Wheat: To Control or Not to Control (pdia2-7)
  • April 16 - Wheat Disease Update - Oklahoma (pdia2-8)
  • April 23 - Wheat Disease Update (pdia2-9)
  • May 2 - Armyworms in Wheat (pdia2-10)
  • May 7 - Potential for Cucurbit Downy Mildew in 2003 (pdia2-11)
  • May 14 - Wheat Disease Update (pdia2-12)
  • May 23 - Wheat Disease Update (pdia2-13)
  • May 29 - Expanded Label for Dimilin 2L May Provide Relief from Grasshoppers in Improved Pasture and Pecans (pdia2-14)
  • June 10 - Chinch Bugs Management in Sorghum (pdia2-15)
  • June 18 - Wheat Disease Update (pdia2-16)
  • June 24 - Wheat Disease Update (pdia2-17)
  • July 8 - Fall Webworms are Active (pdia2-18)
  • August 7 - Wheat Disease Update (pdia2-19)
  • August 18 - Update on Curly Top Virus (pdia2-20)
  • November 11 - Wheat Disease Update (pdia2-21)
  • December 8 - Greenbugs Are Being Reported in Wheat (pdia2-22)
  • December 22 - Army Cutworms Found in Western Oklahoma (pdia2-23)