Crop & Pest Report

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Crop & Pest Report

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.

Wheat Midge Wheat Midge Degree Day Update (07/09/15) - Read More…

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.

Weather/Crop Phenology Maps (07/02/15) - Read More…

Southwest ND (07/02/15)

Information from the Southwest region of North Dakota

Southwest ND (07/02/15) - Read More…

South Central ND (07/02/15)

Information from the South Central region of North Dakota.

South Central ND (07/02/15) - Read More…

Northeast ND (07/02/15)

Information from the Northeast region of North Dakota.

Northeast ND (07/02/15) - Read More…

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?

Water Conditioning through an Injection Sprayer (07/02/15) - Read More…

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:

Equation Used to Calculate Rate of AMS (07/02/15) - Read More…

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.

Iron Deficiency Chlorosis Refresher (07/02/15) - Read More…

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.

Scab Risk in North Dakota (07/02/15) - Read More…

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.

Stripe Rust Being Found on Flag Leaves (07/02/15) - Read More…

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.

Managing Cercospora Leaf Spot of Sugarbeet (07/02/15) - Read More…

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.

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

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.

Soybean Nodulation (07/02/15) - Read More…

Good Bug Corner - Ambush Bug (07/02/15)

This week’s Good Bug Corner featured insect is the ambush bug, Phymata sp., in the family Reduviidae.

Good Bug Corner - Ambush Bug (07/02/15) - Read More…

Degree Day Update for Leafy Spurge Flea Beetles (07/02/15)

Using the sunflower GDD model from NDAWN, the accumulated growing degree days (AGDD) for leafy spurge flea beetles indicate that we can collect flea beetles (AGDD = 1,200 to 1,600) throughout the state.

Degree Day Update for Leafy Spurge Flea Beetles (07/02/15) - Read More…

Wheat Stem Sawfly Flying (07/02/15)

Several field reports of low numbers of wheat stem sawfly adults flying in wheat have been received from NC (Ward-Mountrail Counties between Max and Parshall), NW (McKenzie County) and SW (Sioux County) areas of North Dakota (IPM survey data).

Wheat Stem Sawfly Flying (07/02/15) - Read More…

Wheat Midge Populations Lower in 2015 than 2014 (07/02/15)

Soil samples in North Dakota indicate decreased levels of overwintering wheat midge larvae (cocoons) for the 2015 season.

Wheat Midge Populations Lower in 2015 than 2014 (07/02/15) - Read More…

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