NEW!Sudden Death Syndrome Update
Sudden death syndrome is a growing economic problem throughout the Midwest and has become a major threat to profitable soybean production.
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Host plant resistance to the soybean aphid
This fact sheet will address how host plant resistance affects the soybean aphid, and summarizes field performance data collected from Iowa.
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SCN Management Guide
Fifth Edition
This publication was developed with you, the soybean grower, in mind. Included in these pages are the answers to frequently asked questions, along with recommendations based on decades of research on soybean management in SCN-infested fields. This research has shown that soybeans can be produced profitably in spite of SCN. The first move is yours; to determine whether you have SCN infestations, then tailor a management strategy for your farm.
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Fix it before it BREAKS
Glyphosate Stewardship
Glyphosate-resistant weeds have likely arrived in Iowa. It was inevitable — certain members of any weed population have the genetics to fight whatever strategy is used against them.
Fortunately, Iowa farmers realized the problem early. And by acting now, we can create management plans that help keep glyphosate-resistant weeds from advancing.
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Soybean Disease & Pest Management
Field Guide
Information on the following topics:
• Soybean Production
• Integrated Pest Management
• Diseases And Disorders
• Insects
• Acknowledgements
A visual aid for identifying, managing and defending your soybean fields from yield-robbing diseases and pests
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Soybean Cyst Nematode Management
Field Guide
Information on the following topics:
• SCN Biology
• Scouting
• SCN Management
• Disease Interactions
• The HG Type Test
• Acknowledgements
A visual aid for identifying and defending your soybean fields from yield-robbing SCN.
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Soybean Cyst Nematode (SCN)
Management Recommendations
Soybean Cyst Nematode (SCN) Management Recommendations
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Aphid Management Field Guide 2008
Information on the following topics:
• Soybean Growth Stages
• Identifying Aphids
• Managing Aphids
• Insecticides
• Preventative Tactics
• Prognosis for Iowa
A visual aid for identifying, managing and defending your soybean fields from yield-robbing aphids.
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Speed Scouting
Soybean Aphids
Scouting for soybean aphids is now easier than ever with this new publication by Iowa State University and the Iowa Soybean Association. Speed scouting is simple, accurate and proven by scientists as the best way to determine if your field needs to be sprayed. Includes customer and field identification for accurate record keeping. This pocket sized publication is a companion to the Soybean Aphid Management guide. Both publications are a must-have for soybean producers and crop advisors. Shipped in bundles of 100 only.
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Soybean Aphid - Research Update
Information on the following topics:
• Aphid enemies from Asia
• When soybean plants are good aphid hosts
• Increase in native parasitoids
• New guide identifies beneficial insects
• Monitoring aphids via the suction trap network
• Aphid-resistant varieties coming soon
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Managing Soybeans from the Ground Up
Information-packed updates on the following topics:
• Benefits of higher potassium; K and aphid populations
• Selecting the right varieties
• SCN makes problems worse
• Rethinking planting dates; seeding recommendations
• Yield advantages to narrower row spacing
• Managing bean leaf beetles vs aphids
• New genetic sources of aphid and SCN resistance
• Fungicides for plant health
• Tillage practices and SDS
• SCN is spreading and adapting
• When to get an SCN HG type test
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The Yields II Project:Research-Based Soybean Management Information
Chapters include Manage Soybean “By the Numbers” for Higher Yield; So Many Choices, So Much Potential: Soybean Cyst Nematode-Resistant Soybean Varieties; What’s Stressing Your Soybean Yield? WebGro Estimates Stress Interactionsto Improve Management and Profitability; and more.
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Iowa State University | Palle Pedersen, Fact Sheets
Information-packed fact sheets on the following topics:
• Variety Selection
• Managing Soybean Cyst Nematode
• Row Spacing in Soybean
• Soybean Planting Date
• Optimum Plant Population in Iowa
• Managing Soybean for High Yield
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Delivering on the Promise -
Improving Productivity Through Visionary Partnerships
Information on the following topics:
• The partnership
• Sowing seeds for heart health
•Tiny wasps make 'mummies' out of soybean aphids
• Stealthy yield robber (SDS)
• Resist and de-cyst
• Soybean breeding program builds safety net
• Biotech soybeans
• Looking for trouble
• Rust defense
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Evaluation of Soybean Varieties Resistant to Soybean Cyst Nematode in Iowa - 2009
Gregory L. Tylka, Gregory D. Gebhart, and Christopher C. Marett
Department of Plant Pathology, Iowa State University Read online here.
Soybean Cyst Nematode-resistant Soybean Varieties for Iowa
Prepared by Gregory L. Tylka, Depatrment of Plant Pathology. Read online here.
Field Crop Fungicides For The North Central United States
Information-packed fact sheets on the following topics:
• Fungicide Terminology
• Fungicide Use
• Why Fungicides Fail
• Safety and Fungicide Use Restrictions
• Fungicide Resistance and the FRAC Code
• Chemical Classes
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2008 Herbicide Guide for Iowa Corn and Soybean Production
Information-packed updates on the following topics:
• Research Personnel
• Introduction and Objective
• Testing Procedures and Evaluations
• Product Test Information
• Corn Rootworm Evaluation Tables
• Seed Treatment/Fungicide Evaluation Tables
• Wireworm Insecticide Evaluation Tables
• Seedcorn Maggot Insecticide Ebaluation Tables
• Appendix I - Agronomic Information
• Appendix II - Weather Data
• Appendix III - Materials Tested
Read online here.
Iowa State Unviersity 2008 Soybean aphid insecticide trials
Johnson and O'Neal 2008 soybean aphid insecticide report. Read online here.
2007 Report of Insecticide Evaluation
Iowa State University 2007 Soybean aphids insecticide trials.
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Identifying Soybean Rust
Printed on durable cardstock for field use, this card is designed as a scouting aid. Several views of key rust symptoms on the front. On the back, diagnostic symptoms of similar-looking diseases
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