Crop & Pest Report

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Crop & Pest Report

Cereal Aphid Update (05/19/16)

In addition to last week’s detection of cereal aphids in SE area of North Dakota, low densities of cereal aphids were detected in Minot in NC area.

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Scout for Flea Beetles in Canola (05/19/16)

Crucifer and stripped flea beetles have emerged from overwintering sites in shelterbelts and have been observed in canola fields in Langdon and Minot .

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2016 Project Safe Send Set for July (05/19/16)

Agriculture Commissioner Doug Goehring says farmers, ranchers, pesticide dealers and applicators, government agencies and homeowners should bring any unusable pesticides to any of the 10 Project Safe Send collections in July.

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Mystery Insect (05/12/16)

This large worm (or larva) about 2 inches long was found tunneling into the heartwood of an old ash tree near Minot, ND.

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Continue to Scout for Cutworms (05/12/16)

Cutworms are still being reported causing damage in winter wheat, spring wheat, and field peas in NW and SW North Dakota, and NE Montana.

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Cereal Aphids Arrive Early (05/12/16)

Our first cereal aphids, English grain aphids and bird cherry oat aphids were detected in wheat last week in Cass and Richland counties in southeast North Dakota.

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Watch for Insect Pests in Seedling Sugarbeet Fields (05/12/16)

The early start to field preparation this spring likely resulted in some sugarbeet seed being planted into cool soils.

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Impact of Planting Dates on Dry Edible Bean (05/12/16)

Six planting date trials were conducted by NDSU during 2012-15 to explore if dry edible bean seed yield and quality can be increased with early planting compared to the normal planting period (last 10 days of May through first 10 days of June).

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Evaluating Stand Establishment in Small Grains (05/12/16)

Last week we summarized some of the findings from a large spring wheat seeding rate trial conducted over the last three seasons in North Dakota and Minnesota.

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Shelter Belts and their Impact on Wind Speed, Solar Radiation, and Air Temperature Inversions (05/12/16)

Tree shelterbelts were planted to reduce near-surface wind speed, to decrease soil erosion or control snow drifting.

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Timely Detection of Blackleg of Canola is Key to Managing It with Fungicides (05/12/16)

The fungus that causes blackleg can survive on canola residues for two to three years and is capable of releasing spores during that period.

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Plant Population for Highest Sugarbeet Yield and Quality (05/12/16)

Researchers at North Dakota State University and the University of Minnesota have demonstrated that a wide range of plant population with uniformly spaced plants resulted in high yield and recoverable sucrose, but plant populations of 175 to 200 plants per 100 foot of 22-inch wide rows consistently resulted in the maximum recoverable sucrose per acre. It is critical that the plants be evenly spaced within the rows.

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How Much Does IDC Reduce Soybean Yield? (05/12/16)

Iron deficiency chlorosis (IDC) is a widespread and destructive disorder of soybeans.

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Weed Control Guide Updates (05/12/16)

We have received many inquiries about a change in the 2016 ND Weed Control Guide on page 6 showing a 0 day plant back restriction to wheat following a 2,4-D application.

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How do you know what the Wind Speed is? (05/12/16)

The speed of the wind is that moment in time when YOU measure it with a reasonably accurate anemometer and record it. Further, that speed is only relevant for the location and that moment in time where YOU measure it.

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Scouting and Weed Identification are the Foundation of the Weeds Management Strategy (05/12/16)

Weed identification was an important topic of emphasis during the winter meeting season.

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Glyphosate in Mixes with other Postemergence Herbicides (05/12/16)

Glyphosate is a systemic herbicide that performs best when applied in larger spray droplets and at lower water volumes (5-10 gallon per acre) during the heat and humidity of the day to increase herbicide absorption into the plant.

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Northeast ND (05/12/16)

Information from the Northeast region of North Dakota.

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New Area Extension Specialist in Williston (05/12/16)

Clair Keene, Ph.D., joined the Williston Research Extension Center at the end February as an Area Extension Specialist in Cropping Systems.

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Northwest ND (05/12/16)

Information from the Northwest region of North Dakota.

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