Crop & Pest Report

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Crop & Pest Report

Are Conditions Favorable for White Mold? (07/09/15)

White mold is a concern in most broadleaf crops once they enter bloom. Canola is blooming in some of the state and soybeans and dry edible beans are just entering bloom or will be shortly. Assessing your risk for white mold is very important in managing the disease.

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ppth.khan.1.fusarium yellows sugarbeet

What are the Characteristics and Major Management Strategy for Fusarium Yellows of Sugarbeet? (07/09/15)

Fusarium yellows were first observed very early at the American Crystal Coded Research trial and the NDSU research sites in Moorhead, MN.

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Banded Sunflower Moth and Sunflower Moth Flying (07/09/15)

The IPM Survey scouts captured the first banded sunflower moths in pheromone traps located in Richland, Ramsey and Cavalier Counties of North Dakota last week.

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Armyworms in Wheat and Barley (07/09/15)

Armyworms are becoming a concern in maturing wheat and barley fields in Cass, Grand Forks and Steele Counties of North Dakota.

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Good Bug Corner - Giant Black Parasitic Wasp (07/09/15)

This week’s Good Bug Corner featured insect is Megarhyssa atrata, in the family Ichneumonidae.

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Wheat Midge Wheat Midge Degree Day Update (07/09/15)

The degree-day model (NDSU North Dakota Agricultural Weather Network website) indicates that 50-90% of the females have emerged and are flying.

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Scout for Soybean Aphids (07/09/15)

Time to start scouting for soybean aphids.

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Weather/Crop Phenology Maps (07/02/15)

Maps detailing corn accumulated daily growing days, percent normal rainfall, departure from normal average air temperature, and accumulated wheat growing degree days.

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Southwest ND (07/02/15)

Information from the Southwest region of North Dakota

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South Central ND (07/02/15)

Information from the South Central region of North Dakota.

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Northeast ND (07/02/15)

Information from the Northeast region of North Dakota.

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Water Conditioning through an Injection Sprayer (07/02/15)

Question: A grower has an injection sprayer and has treated the spray solution with a water conditioner. Since I am injecting glyphosate into the water stream and then is ejected out the nozzle a second later, is the water conditioner adjuvant actually doing anything?

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Equation Used to Calculate Rate of AMS (07/02/15)

Question: Several of my growers have been using the formula listed in section #11 on page 72 in the 2015 ND Weed Control Guide to assess their water quality and AMS requirements:

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ssci.franzen.1.sbchlorosis

Iron Deficiency Chlorosis Refresher (07/02/15)

Growers and crop consultants in the Valley are well acquainted with iron deficiency chlorosis (IDC) through years of experience.

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Scab Risk in North Dakota (07/02/15)

The NDSU forecasting website indicates that most of the state is in low to moderate scab risk for susceptible varieties.

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Stripe Rust Being Found on Flag Leaves (07/02/15)

The cool, wet weather in June provided ideal conditions for the development of great looking wheat crop.

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Managing Cercospora Leaf Spot of Sugarbeet (07/02/15)

Cercospora leaf spot (CLS) (Figure 1 A, B) is the most damaging leaf disease of sugarbeet in North Dakota and Minnesota.

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Preparing for Planting Winter Wheat in Land Not Planted this Spring (07/02/15)

Planting winter wheat is probably not a priority right now. However, for those that had prevented plant acres that are considering establishing a residue crop, now is the time to act.

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plsc.kandel.1.soybean nodulation

Soybean Nodulation (07/02/15)

Soybean plants have the ability to form a symbiotic relationship with nitrogen-fixing bacteria (Bradyrhizobium japonicum), which cause the formation of nodules (small swellings) on the root system.

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