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  Document CR-6209 Commercial Pecan Insect and Disease Control

By Jackie Lee. This current report gives recommendations for control of insects and diseases of pecans. Revised January 2014.

120 KB
  Document CR-7088 Effect of Planting Date and Seed Treatment on Diseases and Insect Pests of Wheat

By Bob Hunger, Tom Royer, Jeff Edwards and Kris Giles. This current report discusses how planting wheat early can help manage diseases and insect pests of wheat. Revised August 2012.

76 KB
  Document CR-7668 Foliar Fungicides and Wheat Production in Oklahoma – March, 2017

By Bob Hunger and Jeff Edwards. This current report discusses the proper use of foliar fungicides for wheat. Revised March 2017.

299 KB
  Document CR-7678 2016 Soybean Disease Management Trials

By John Damicone, Tyler Pierson, Josh Lofton and Jen Olson. This current report includes summaries of soybean field trials.

100 KB
  Document E-996 No-Till Cropping Systems in Oklahoma

By Jason Warren and many others. This circular discusses the benefits; equipment needed; economics; weed, disease and insect management; crops and cover crops of no-till cropping systems.

43 MB
  Document EPP-7095 Sclerotinia Stem Rot of Canola

By Sharon Andreason, John Damicone and Josh Lofton.  This fact sheet describes Sclerotinia stem rot on canola so it can be recognized by growers and crop advisors and provides general strategies for its management.

2 MB
  Document EPP-7319 Home Tree Fruit Production and Pest Management

By Jackie Lee, Brian Olson and David Hillock. This fact sheet includes information on growth, care, and treatment of fruit trees commonly grown in residential areas of Oklahoma. Revised May 2015.

2 MB
  Document EPP-7323 Managing Storm-Damaged Trees

By Eric Rebek and Mike Schnelle. This fact sheet address many common questions posed by property owners following storm damage. Reviewed July 2016.

2 MB
  Document EPP-7324 Large Patch (Zoysia Patch) of Warm-Season Turfgrasses

This fact sheet discusses the symptoms, disease cycle, and management of large patch of warm-season turfgrasses. Revised April 2013.

2 MB
  Document EPP-7327 Plant Viruses Infecting Cannas

By Jeanmarie Verchot and Punsasi Rajakaruna. This fact sheet discusses plant viruses infecting cannas and management methods. Included are photos for easy identification.

1 MB
  Document EPP-7329 Rose Rosette Disease

By Jennifer Olson, Eric Rebek and Mike Schnelle. This fact sheet discusses the symptoms, disease cycle and management for rose rosette disease. It includes color photos. Revised March 2017.

5 MB
  Document EPP-7330 Diplodia Tip Blight and Canker of Pine

By Jennifer Olson. This fact sheet discusses Diplodia tip blight of pine trees, including symptoms, disease cycle and management. Color photos included. Revised March 2017.

1 MB
  Document EPP-7331 Dothistroma Needle Blight of Pine

By Jennifer Olson. This fact sheet discusses Dothistroma needle blight, a serious disease of pine trees in Oklahoma that causes premature needle drop. It includes symptoms, disease cycle and management. Color photos included. Revised March 2017.

863 KB
  Document EPP-7333 Greenhouse Propagation of Ornamental Cannas Grown from Rhizomes or Seeds

By Jeanmarie Verchot and Alex Webb. This fact sheet discusses Cannas grown in greenhouses from rhizomes or seeds, and how they differ in bloom, leaves, storing, planting, and treatment of insects and diseases.

155 KB
  Document EPP-7602 Dutch Elm Disease and Its Control

By Eric Rebek and Jennifer Olson. This fact sheet discusses the symptoms and control of Dutch Elm Disease. Revised January 2014.

3 MB
  Document EPP-7607 Diseases of Roses

By Jennifer Olson. Controlling diseases is an important part of a rose maintenance program. This fact sheet discusses the various diseases of roses and their control. Revised February 2014.

2 MB
  Document EPP-7617 Pest Management Series: Powdery Mildews of Ornamentals and Fruit, Shade, and Nut Trees

By Jen Olson. This fact sheet describes how powdery mildew affects ornamentals and certain types of trees. Revised January 2014.

342 KB
  Document EPP-7620 Biscogniauxia (Hypoxylon) Canker and Dieback of Trees

By Jen Olsen. This fact sheet discusses the disease cycle and contol of hypoxylon canker of oaks. Revised February 2013.

2 MB
  Document EPP-7625 Common Diseases of Tomatoes: Part I Diseases Caused by Fungi

By John Damicone and Lynn Brandenberger. This fact sheet is intended to aid vegetable producers in recognizing the symptoms of common tomato diseases caused by fungi. Revised July 2015.

2 MB
  Document EPP-7626 Common Diseases of Tomatoes, Part 2: Diseases Caused by Bacteria, Viruses, and Nematodes

This fact sheet discusses tomato diseases caused by bacteria, viruses, and nematodes. Revised July 2015.

3 MB