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Crop & Pest Report #17, August 26, 2021

Crop & Pest Report #17, August 26, 2021


Attached you will find the August 26, 2021 issue of the Crop and Pest Report. This is the seventeenth issue in 2021.

This issue is on our website at:

Submissions are included about the following topics:


Pyrethroid Complaints for Diamondback Moth Control in Canola 1

EPA Announces Revocation of all Food Tolerances for Chlorpyrifos            2

Plant Science:

Soybean Iron Deficiency Chlorosis Scores              4

Estimating Corn Grain Yield          5

Plant Pathology:

It’s An Excellent Time to Scout Soybeans for Diseases to Protect Your Yield in the Future! 6

Soybean Disease Resources        7

Charcoal Rot of Soybeans             7

Sudden Death Syndrome (SDS) of Soybeans         9

Soybean Cyst Nematode (SCN)  11

2021 Soybean Cyst Nematode (SCN) Sampling Program  12

How to Sample for Soybean Cyst Nematode (SCN)            15


An Opportunity for Planting into Stubble               16

Potassium Deficiency Symptoms in Dry Bean and Soybean            18


Fall Flowers Nourish the Bees and Butterflies      19

Around The State:

North Central ND             20

Northeast ND    21

Northwest ND   21

South-Central/Southeast ND       21

Southwest ND   22

Weather Summary/Outlook:

The August 26 to September 1, 2021 Weather Summary and Outlook     23

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