Crop & Pest Report

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Plant Science

plsc.kandel.table

Estimating Plant Density with the Hoop Method (06/02/16)

In the beginning of the growing season it is important to evaluate how many of the seeds actually made it into a growing seedling.

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plsc.ransom

Reducing Lodging in Small Grains with Growth Regulators (05/26/16)

Weather and crop conditions in the 2015 cropping season resulted in widespread problems with lodging in wheat, barley, and oats.

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Soybean Cultivar Maturity Rating and Yield (05/26/16)

About 81 percent of the 2016 soybean crop has been seeded as of Sunday May 22. As we are nearing the end of the planting season, producers sometimes wonder about which relative maturity (RM) will provide the best results.

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plsc.robinson.potato.frost

Cold Temperature Damage on Potato (05/19/16)

With the recent cold weather, you may be worried that your plants were damaged by the freezing temperatures.

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plsc.ransom.corn

Dealing with Stand Loss in Corn (05/19/16)

The cold weather these past few days had the potential to damage emerged corn particularly in the eastern third of the state.

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plsc.aiat.map

Frost Damage in Alfalfa: What to do After it? (05/19/16)

Last weekend, air temperature descended to 23◦F for as long as 5 hours in some locations in North Dakota (see NDAWN map from 2:00 to 4:00 AM, 14 May 2016). Alfalfa in areas in dark blue color were exposed to temperatures below 25◦F for at least three hours.

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plsc.1.sunflower

2015 Sunflower Survey Results (05/19/16)

During the 2015 sunflower growing season, 14 trained teams - including agronomists, entomologists, pathologists, crop consultants and/or producers - randomly stopped at 106 sunflower production fields in ND. Each team evaluated plant density, yield potential, disease, insect, and weed issues for each field.

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hans.table.1

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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plsc.robinson.1.table.1.

Calculating Potato Seeding Rate (05/05/16)

When trying to calculate the amount of potato seed needed, the row spacing, within-row spacing, and seed size need to be taken into consideration.

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What Do the Results from Recent Seeding Rate Studies Suggest for New Spring Wheat Varieties? (05/05/16)

Last season we concluded a rather large multi-year, multi-location experiment to determine the optimum seeding rate for a range of diverse spring wheat varieties.

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Preliminary Results Soybean Survey 2015 (05/05/16)

Data collected from over 200 soybean fields in North Dakota were used for this report. A number of additional surveys are still being processed. In further analysis, interactions will also be examined.

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plsc.kandel.1.field pea guide

Field Pea Production Guide Available (05/05/16)

With the increased interest in field peas, North Dakota State University Extension agronomists, pathologists, entomologists and agricultural engineer, revised and updated the “NDSU Field Pea Production guide.”

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plsc.1

Soybean Physiological Maturity (09/10/15)

The soybean plants are rapidly moving to maturity.

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plsc.kandel.1.IDC

2015 Soybean Iron-Deficiency Chlorosis Ratings Available (08/27/15)

Iron-deficiency chlorosis (IDC) in soybean was a major problem early during the 2015 growing season in eastern North Dakota and northwestern Minnesota.

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Tips for Planting Winter Wheat in 2015 (08/13/15)

For those planning on planting winter wheat this fall, it is time to start preparing. There are many reason why including winter wheat into your cropping mix can be a good choice.

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On Farm SARE Research Grants for Producers (08/13/15)

Nearly all producers are experimenting with new products and methods during every growing season. However, in order to reach conclusions about the effectiveness of what was done different, there needs to be a standard to compare the results of the new with the old treatment.

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plsc.kandel.1.canola field

Canola Maturing (08/06/15)

Canola harvest will start soon. There are two main methods of dealing with canola: swathing the crop or straight combining.

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plsc.ransom.1.table 1 corn developement

Corn Development: Late July 2015 (07/30/15)

The recent warmer weather has been nearly ideal for corn development. Based on NDAWN maps, corn growing degree (GDDs) accumulations are running slightly ahead of the long term average for most of the state, with the some locations in the southeastern part of the state running 50 to 100 GDDs behind normal.

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