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Searching for "evaluation of soybean varieties resistant to soybean"

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Evaluation of Soybean Varieties Resistant to Soybean Cyst Nematode in Iowa - 2020
Use of resistant soybean varieties is a very effective strategy for managing soybean cyst nematode (SCN). Numerous SCN-resistant soybean varieties are available for Iowa soybean growers. This report provides details by Iowa State University personnel who evaluate varieties each year.
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Soybean cyst nematode-resistant soybean varieties for Iowa
Details on selecting and managing soybean cyst nematode-resistant varieties.
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Soybean Aphid Field Guide - 2nd Edition
A revised, 62-page pocket-sized guide (3-¾" x 6") for soybean producers and soybean agronomists containing information on soybean aphid biology, scouting and integrated pest management for Iowa and other North Central states.

This guide includes 60 color photos, multiple illustrations and charts, and updated information about soybean aphid.

Printed copies are a durable, weather-safe format.
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Midwestern Soybean Farmers' Perceptions and Management of Glyphosate Resistant Weeds
This report summarizes the results of a survey of Midwestern soybean farmers' beliefs, attitudes, and practices surrounding the issue of glyphosate resistant weeds. It discusses how glyphosate resistance is impacting farmers, their perceptions of the problem's severity, whom or what farmers feel is responsible for the issue, how it is being managed, and how it should be managed in the future.
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Soybean Growth and Development - Soybean Staging
Soybean Staging - Intended to be used as a quick reference handout for soybean staging. It is a supplement to the larger Soybean Growth and Development publication.

The secured PDF can be downloaded and viewed on your computer or mobile device, but not printed or edited.

Large quantity discounts (50 copies+) are available. To inquire, please contact us by email (extstore@iastate.edu) or calling (515)294-5247.
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$2.00
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Dutch Elm Disease and Disease-Resistant Elms -- Sustainable Urban Landscapes
Find out about disease-resistant elms to combat Dutch Elm Disease.
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Recommended Tomato Varieties for Commercial Production in Iowa
This publication provides information on suitable tomato varieties for commercial field and high tunnel production in Iowa. Even home growers of tomatoes will find a number of determinate and indeterminate cultivars available for Midwest temperatures and soil types.
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Farmer Perspectives on Agriculture and Weather Variability in the Corn Belt: A Statistical Atlas, Volume 1
A resource for extension educators, agricultural advisors and others, for understanding regional perspectives of corn-soybean farmers about climate change. Delineated by watershed, this collection of tables and maps provides the results of a USDA-NIFA-supported survey, conducted in 2012, of 4,778 farmers in 11 Corn-belt states.

Learn about farmer beliefs and concerns about climate change, attitudes toward adaptation and mitigation, perceived capacity to deal with the impacts and recent experiences with extreme weather events.
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Full report
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Cover page
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Chapter 1
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Chapter 2
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Chapter 3
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Chapter 4
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Chapter 5
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Chapter 6
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Chapter 7
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Chapter 8
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Chapter 9
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Appendix & References
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Suggested Vegetable Varieties for the Home Garden
This publication suggests two or more produce varieties suited for Iowa gardens based on characteristics including color, size, texture, flavor, vigor, and early or late harvest. Includes more than 60 crops, such as: asparagus, beans, lettuces, endives, onions, tomatoes, sweet potatoes, sweet corn, peas, okra, eggplant, kale, peppers, pumpkins, melons, squash, leeks, cucumbers, broccoli, carrots, beets, and several others.
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Selecting Soybean Varieties
Selecting the right combination of high yielding genetics and agronomic traits is the first management decision toward a successful soybean crop. This publication provides the reader with several tools that can be used to select high yielding soybean varieties best-suited to Iowa growing conditions.
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Soybean Cyst Nematode Field Guide
Soybean cyst nematode is the most economically significant pest of soybeans in Iowa and has been found in 98 of the 99 Iowa counties. Infested soybean plants often show no symptoms other than reduced yield. The 62-page field guide is designed as a resource for agronomists and farmers to manage soybean cyst nematode.
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Speed Scouting for Soybean Aphid
The Speed Scouting for Soybean Aphid card is a tool for soybean growers to monitor soybean aphid populations in fields using the Speed Scouting technique. The card has both instructions for the Speed Scouting process and a worksheet for recording soybean aphid field observations. Observations are then used to determine if treatment is needed. The Speed Scouting card is a collaborative effort of ISU Extension Specialists and the Iowa Soybean Association.

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Submitting Soybean Samples to the Plant and Insect Diagnostic Clinic
Detailed instructions for submitting soybean plant samples, soybean cyst nematode soil samples, and soybean rust leaf samples.
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1% Linolenic Soybean Oil, A Soybean Solution to Trans Fat
Read about this no-trans-fat soybean oil, an alternative to hydrogenated oils.
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Soybean Maturity Groups
Description/Suggested Alternate Text:
Maturity group adaptations where soybean are grown in the United States.

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Soybean Seedling
Description/Suggested Alternate Text:
Soybean seedling with plant anatomy labeled on a V1 soybean plant.

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Soybean leaf with folded leaflets
Description/Suggested Alternate Text:
Soybean leaf with folded leaflets.

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Soybean germination and emergence
Description/Suggested Alternate Text:
Soybean stage progression from planting through emergence and cotyledon stage.

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VE and VC stages - Soybean
Description/Suggested Alternate Text:
Soybean at the VE and VC stages.

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V2 plant - Soybean
Description/Suggested Alternate Text:
Soybean at the V2 stage.

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Soybean roots showing nodules
Description/Suggested Alternate Text:
Soybean root showing nodules.

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V2 root nodules with sliced nodule - Soybean
Description/Suggested Alternate Text:
Soybean at V2 stage showing root nodules including a nodule cross section.

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V4 plant - Soybean
Description/Suggested Alternate Text:
Soybean at the V4 stage.

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V6 plant - Soybean
Description/Suggested Alternate Text:
Soybean at the V6 stage.

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Soybean development and timing of growth
Description/Suggested Alternate Text:
Development and timing of soybean vegetative growth, flowering, pod development, and seed filing.

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Soybean flowering on racemes
Description/Suggested Alternate Text:
Soybean flowering on racemes.

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Fourth node of R3 plant - Soybean
Description/Suggested Alternate Text:
Fourth node from the uppermost node of soybean at R3 stage.

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R4 plant - Soybean
Description/Suggested Alternate Text:
Soybean at the R4 stage.

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Dissected young soybean pod
Description/Suggested Alternate Text:
Young dissected soybean pod.

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Floral cluster on stem - Soybean
Description/Suggested Alternate Text:
Floral cluster on main stem.

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R7 plant - Soybean
Description/Suggested Alternate Text:
Soybean plant at the R7 stage.

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R7 Stem - Soybean
Description/Suggested Alternate Text:
Soybean plant at the R7 stage showing main stem and branches.

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R8 plant - Soybean
Description/Suggested Alternate Text:
Soybean plant at the R8 stage.

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Total plant dry weight - Soybean
Description/Suggested Alternate Text:
Soybean accumulation of total plant dry weight by plant component.

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Total plant dry weight of MG 2.5 and 3.5 - Soybean
Description/Suggested Alternate Text:
Soybean accumulation of total plant dry weight for 2.5 and 3.5 maturity group in Iowa by plant component.

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Total plant dry weight early and late May - Soybean
Description/Suggested Alternate Text:
Soybean accumulation of total plant dry weight for early and late May planting dates in Iowa by plant component.

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Total percent of nitrogen - Soybean
Description/Suggested Alternate Text:
Nitrogen uptake accumulation by soybean plant component.

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Total percent of potassium - Soybean
Description/Suggested Alternate Text:
Potassium uptake accumulation by soybean plant component.

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Total percent of calcium - Soybean
Description/Suggested Alternate Text:
Calcium uptake accumulation by soybean plant component.

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Soybean field - Inside cover
Description/Suggested Alternate Text:
Ground-level view looking down a row of soybeans.

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Green soybean field
Description/Suggested Alternate Text:
Early season green soybean field.

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Soybean pods - Close up
Description/Suggested Alternate Text:
Closeup of early green soybean pods.

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Soybean field with wind turbines
Description/Suggested Alternate Text:
Wind turbines adjacent to early season soybean field.

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Planter Clean-out Tips When Changing Seed Varieties
Information to help you manage identity-preserved grain.
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Record Keeping Summary: Self-evaluation
This editable PDF can be downloaded, filled out, saved, and then printed; or it can be printed and completed manually.
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