Entomology Updates

North Dakota State University Crop and Pest Report

A weekly newsletter published from May to August through the efforts of NDSU Extension Specialists and Experiment Station Researchers representing the fields of Entomology, Plant Sciences, Plant Pathology, Soil Science, Horticulture, and Weed Science.

• NDSU IPM Crop Pest Surveys for Barley, Canola, Grasshoppers, Soybean, Sunflower, and Wheat
• NDAWN - Insect Degree Days
• NDSU Herbicide/Weed Surveys and Pesticide Use Surveys
• Red River IPM - Insect updates out of Crookston from Ian MacRae, Entomologist, University of Minnesota-Crookston
• IPM Stuff - Crop and Pest updates from Bruce Potter, Entomologist, Southwest Research and Outreach Center, University of Minnesota-Lamberton
• Manitoba Weekly Insect Update and Crop Update- Insect and crop updates for the province from entomologists and agronomists with Manitoba Agriculture and Food
• Pest Tracker - National Agricultural Pest Information System (NAPIS)
• Research from the Agricultural Research Service
  

Entomology News Releases
            for access to all News from North Dakota State University -  Agriculture, Horticulture, Youth and Family

Recent Entomology Videos

• Spider Mites in Corn - You Tube
• Spider Mites on Soybeans - You Tube
• Protect Bees from Insecticide Poisoning - You Tube
• Scouting for Banded Sunflower Moth Eggs in Sunflowers - You Tube
• Scouting for Red Sunflower Seed Weevil (long version) - You Tube
• Scouting for Red Sunflower Seed Weevil in Oilseed Sunflowers (short version) - You Tube
• Pheromone Traps - Effective Tools for Monitoring Insect Pests - You Tube
• Swath Grain with Heavy Infestations of Wheat Stem Sawfly - You Tube
• Integrated Pest Management of Wheat Stem Sawfly - You Tube

Recent Entomology Publications

• E-1640    Dry Bean Grower Survey of Production, Pest Problems and Pesticide Use in Minnesota and North Dakota.  February 2013.
• E-1143    North Dakota Field Crop Insect Management Guide, 2013.  Revised, December 2012 
• PP-1635 Dutch Elm Disease in North Dakota: A New Look, January 2013
• A-1636    Growing Lentil in North Dakota, January 2013
• E-1634    Emerald Ash Borer Biology and Integrated Pest Management in North Dakota, January 2013
• E-1631    Integrated Pest Management of Japanese Beetle in North Dakota, December 2012.
• PP-863   IPM Basics - Integrated Pest Management in North Dakota Agriculture.  Revised, November 2012.
• E-1602   2011 Dry Bean Grower Survey of Pest Problems and Pesticide Use in Minnesota and North Dakota.  March 2012.
• H-1553   Home Lawn Problem and Solutions for North Dakota  August 2011
• A-1280   Canola Production Field Guide June 2011
• E-1538   Taking the Bite Out of Bed Bugs  February 2011
• E-1522   2010 Dry Bean Grower Survey   February 2011
• A-1172   Soybean Production Field Guide  June 2010
• E-1479   Integrated Pest Management of Wheat Stem Sawfly in North Dakota   May 2010
• E-823     Banded Sunflower Moth  May 2010
• E-1457  IPM of Sunflower Insect Pests in the Northern Great Plains February 2010.
• PP-744  Houseplants: Proper Care and Management of Pest Problems  December 2009
• E-1421  2008 Dry Bean Grower Survey of Pest Problems and Pesticide Use in Minnesota and North Dakota  May 2009
• E-1130  IPM of the Wheat Midge in ND  January 2008.  PDF Version
• E-1346  Diamondback Moth in Canola  January 2008.  PDF Version
• E-1347  Bertha Armyworm in Canola  January 2008.  PDF Version
• A-1331  Sunflower Production Field Guide   September 2007

Recent Entomology Presentations

• Insect Pests of Corn and Sunflower 2011
• Insect Pests of Small Grains 2011
• Insect Updates for Spring Extension Conference 2011
• Don't Let the Bed Bugs Bite! 2011

  Special Topics

Barley
North Dakota Insect Management Recommendations - Barley

The Armyworm and the Army Cutworm - NDSU E-830

Biological Control

Biological Control of Insect and Weed Pests in North Dakota Agriculture - NDSU E-1225  PDF Version
Biological Control in the Urban Environment: Part I Predators - NDSU E-1228  PDF Version
Biological Control in the Urban Environment: Part II Parasites and Pathogens - NDSU E-1229  PDF Version

A Guide to Natural Enemies in North America.  C. R. Weeden, A. S. Shelton, M. P. Hoffmann. Cornell University. Text and photographs describing the biological control agents of insect, weed, and pathogen pests.

Canola
North Dakota Insect Management Recommendations - Canola

Canola Production Field Guide - NDSU A-1280  
Diamondback Moth in Canola  - NDSU E-1346   PDF Version
Bertha Armyworm in Canola  - NDSU E-1347  PDF Version
Crucifer Flea Beetle Biology and Integrated Pest Management in Canola - NDSU E-1234  PDF Version
Bertha Armyworm - Manitoba Agriculture Food & Rural Initiative
Diamondback Moth - Manitoba Agriculture Food & Rural Initiative
Canola Grower's Manual - available through the Canola Council of Canada web pages

Carrots
North Dakota Insect Management Recommendations - Carrots

Chickpea
North Dakota Insect Management Recommendations - Chickpea

Corn
North Dakota Insect Management Recommendations - Corn

Corn Insects of North Dakota Affecting the Crop after Emergence.  NDSU E-1300  PDF Version
Corn Insects of ND Affecting Planting Decisions.  NDSU E-631. January 2005.
The Armyworm and the Army Cutworm - NDSU E-830
White Grub Management in North Dakota
Video on Spider Mites in Corn - (Also available on YouTube)

Managing Two-Spotted Spider Mites on Corn - Ostlie and Potter, Univ. of Minnesota
Identifying Caterpillars in Corn and Sorghum - Kansas State U. Ext Pub S-121 (Oct 1999)
Diagnosing Corn Production Problems - Kansas State U. Ext Pub S-54 (May 1993)
Handy Bt Trait Table - C. DiFonzo, Michigan State University & E. Cullen, University of Wisconsin
Performance Problems with Bt-Rootworm Corn - University of MN Extension
2012 Corn Trait Selection: Which Insect Traits Do You Need? - University of Wisconsin-Extension

European Corn Borer
      * European Corn Borer Management in North Dakota
      * European Corn Borer Home Page - Iowa State University
            * Corn borer images
      *Bt Corn & European Corn Borer: Long-Term Success Through Resistance Management
             What is Bt corn? How is it made? How does it work?
             What is the best way to use it? Is it worth the added cost? 
      *Research Q&A: Bt Corn and Monarch Butterflies

ND Corn Council & ND Corn Growers Association
National Corn Growers Association
           

Dry Beans
North Dakota Insect Management Recommendations - Dry Field Beans

2012 Dry Bean Grower Survey of Production, Pest Problems and Pesticide Use in Minnesota and North Dakota.  E-1640. February 2013.
2011 Dry Bean Grower Survey of Pest Problems and Pesticide Use in Minnesota and North Dakota. - E-1602.  March 2012.
2010 Dry Bean Grower Suvey of Pest Problems and Pesticide Use in Minnesota and North Dakota - E-1522.  February 2011.
2009 Dry Bean Grower Survey of Pest Problems and Pesticide Use in Minnesota and North Dakota - NDSU E-1477.  April 2010.
2008 Dry Bean Grower Survey of Pest Problems and Pesticide Use in Minnesota and North Dakota - NDSU E-1421.  May 2009.

Field Pea
North Dakota Insect Management Recommendations - Field Pea

Flax
North Dakota Insect Management Recommendations - Flax

Flax Production in North Dakota - NDSU A-1038

Ameriflax
Flax Council of Canada
 

Flea Beetles of North Dakota

Are all Flea Beetles the Same? - NDSU E-1274  PDF Version

An online identification guide compiled by Dr. Gerald Fauske, NDSU Entomology Research Specialist. The site provides pictures and keys to aid in identification of flea beetles collected in our state. 

Forage Crop Insects
North Dakota Insect Management Recommendations - Forage Crops Insects

Alfalfa Weevil - general management information from South Dakota State University
Alfalfa Weevil: Evaluation of Control Practices in South Dakota - SDSU Extension Service EEFS-011
Alfalfa Caterpillar
Alfalfa Blotch Leafminer: Research Update (University of Minnesota)
Identifying Caterpillars in Alfalfa - Kansas State U. Ext Pub S-120 (Sept 1999)

Grasshoppers
North Dakota Insect Management Recommendations - Rangeland and non-crop sites

Grasshopper Biology and Management  - NDSU E-272.  February 1997.
NDSU IPM Crop Pest Surveys for Grasshoppers

Links to reference material available on the internet.

Lentil
North Dakota Insect Management Recommendations - Lentil

Growing Lentil in North Dakota - NDSU A-1636. January 2013.

Lupine
North Dakota Insect Management Recommendations - Lupine

Moths of North Dakota

An online identification guide compiled by Dr. Gerald Fauske, NDSU Entomology Research Specialist. The site provides pictures and keys to aid in identification of moths collected in our state. 

Mustard (grown for seed)
North Dakota Insect Management Recommendations - Mustard

Oats
North Dakota Insect Management Recommendations - Oats

Potato
North Dakota Insect Management Recommendations - Potato

Safflower
North Dakota Insect Management Recommendations - Safflower

Seed treatments for field crops
North Dakota Insect Management Recommendations - Seed Treatments

Soybean
North Dakota Insect Management Recommendations - Soybean

Soybean Production Field Guide  A-1172  
Soybean Aphid, Aphis glycines, Management in North Dakota - NDSU E-1232  PDF Version
Soybean Aphid - learn more about this insect so you become aware of it's potential threat in North Dakota .
Thistle Caterpillar - remember when the early arrival of butterflies resulted in infestations affecting crops.
Identifying Caterpillars in Soybean - Kansas State U. Ext Pub S-116
Managing Two-Spotted Spider Mites on Soybeans - Ostlie and Potter, Univ. of Minnesota
Video on Spider Mites in Soybeans - (Also available on YouTube)

Northern Plains IPM Guide

Northern Great Plains Soybean IPM Forum - summary
 

Sugarbeets
North Dakota Insect Management Recommendations - Sugarbeets

Springtails in Sugarbeets - NDSU E-1205
White Grub Management in North Dakota

Sugarbeet Production Pocketguide for North Dakota and Minnesota

Sunflower
North Dakota Insect Management Recommendations - Sunflower

IPM of Sunflower Insect Pests in the Northern Great Plains -  E-1457
Sunflower Production Guide - NDSU A-1331 (EB-25 revised)
Sunflower Beetle - NDSU E - 824
Sunflower Stem Weevils in the Great Plains - NDSU E - 821  PDF Version   
Sunflower Midge - NDSU E - 800
Sunflower Seed Weevils - NDSU E - 817

Banded Sunflower Moth - NDSU E - 823
Banded sunflower moth Calculator for Egg Sampling
Video on Scouting for Banded Sunflower Moth Eggs in Sunflowers - (Also available on You Tube)
Video on Scouting for Red Sunflower Seed Weevil (long version) - (Also available onYou Tube)
Video on Scouting for Red Sunflower Seed Weevil in Oilseed Sunflowers (short version) - (Also available on You Tube)

Thistle caterpillar
Sunflower Insect Trapping Resources
Regional Sunflower Moth & Banded Sunflower Moth Trapping Network (2008 - 2010)
Sunflower Survey Maps (current year)
Sunflower Survey Maps (archives)
National Sunflower Association - Crop Production Survey (2001-2005)
Identifying Caterpillars in Sunflower - Kansas State U. Ext Pub S-123 (Dec 1999)

Stored Grains
North Dakota Insect Management Recommendations - Stored Grain Insects

Grain Drying, Handling, & Storage -  by Dr. Kenneth J. Hellevang, P.E.
The NDSU web site which addresses all aspects of stored grain management, including insect management. There are extensive links to NDSU information, as well as information made available by other universities.

Wheat
North Dakota Insect Management Recommendations - Wheat

Wheat Midge Information (Degree Day Information, FAQ's, ND Risk Maps)
IPM of the Wheat Midge in ND - NDSU E-1130  PDF Version

Cereal Leaf Beetle - NDSU E-1230  PDF Version 
Aphid Management in small grains, corn, and sorghum - NDSU E-493
The Armyworm and the Army Cutworm - NDSU E-830

Wheat Stem Sawfly:

Integrated Pest Management of Wheat Stem Sawfly in North Dakota   Wheat Stem Sawfly Extension Impact Statement Video on Swath Grain with Heavy Infestations of Wheat Stem Sawfly - (Also on You Tube) Video on Integrated Pest Management of Wheat Stem Sawfly - (Also on You Tube) Wheat Stem Sawfly Focus Group Meeting, Dickinson, ND - January 8, 2010    Summary on Wheat Stem Sawfly Focus Group Meeting    2010 Sawfly Focus Group Questions    NDSU Wheat Stem Sawfly Update - Knodel & Beauzay    MSU Wheat Stem Sawfly Update - Weaver    MSU Wheat Stem Sawfly Update - Delaney    MT USDA-ARS NPARL Sawfly Update - Rand

Wheat Stem Sawfly - Saskatchewan Ag & Food publication
Wheat Stem Sawfly - Montana State University

Identifying Caterpillars in Wheat - Kansas State U. Ext Pub S-122 (Sept 1999)
Diagnosing Wheat Production Problems - Kansas State U. Ext Pub S-84 (Oct 1998)

 

		Department of Entomology, 202 Hultz Hall   North Dakota State University, Fargo North Dakota   Extension Entomologist: Janet Knodel