Agronomic Research Trials

The following information is a listing of agronomic research conducted at the Carrington Research Extension Center in addition to those summarized in the following pages. CREC and other NDSU research staff provide this list to illustrate specific research issues that are being addressed. The listing briefly describes the trial and indicates project leaders and/or collaborators. Results of this work may be made available at a later date by contacting the CREC. Numbers in parentheses indicate the number of trials conducted, followed by project leaders and/or collaborators and NDSU department.


Germplasm Evaluation/Cultivar Development

Alfalfa: Evaluation of alfalfa varieties; Meyer (Plant Science)

Barley: 2-row plant breeder nurseries (5); Franckowiak (Plant Science)

Barley: 6-row plant breeder nurseries (5); Horsley (Plant Science)

Borage: Collaborative company nursery; TCI

Camelina: Evaluation of experimental lines

Chickpea: Regional breeder nursery (3); Muehlbauer (WSU/USDA)

Corn: Breeder nurseries (3); Carena (Plant Science)

Corn: Collaborative company nursery in an organic environment; Blue River Hybrids

Dry Bean: Plant Breeder Nurseries (8); Grafton (Plant Science)

Durum: Uniform Regional Durum Nursery (2); Elias (Plant Science)

Field Pea: Regional breeder nurseries (2), advanced & preliminary (2); McPhee; McPhee (WSU/USDA)

Field Pea: Collaborative company nursery; Canterra

Field Pea: Winter field pea breeder nursery; McPhee (WSU/USDA)

Flax: Evaluation of fiber flax cultivars; Dodd (Clemson University/Akin (USDA)

Flax: Plant breeder nurseries; Hammond (Plant Science)

Lentil: Regional breeder nursery; Muehlbauer (WSU/USDA)

Lentil: Winter lentil breeder nursery; Muehlbauer (WSU/USDA)

Lupin: Plant breeder nurseries; van Santen (Auburn)

Lupin: Germplasm purification/increase

Niger Thistle Cultivar Evaluation; LeGare (U. of MN Crookston)/Hanson (Langdon REC)/Johnson (Plant Science)/Halvorson (North Central REC)/Eriksmoen (Hettinger REC)/Bergman (Williston REC and Sydney, MT, REC)

Oats: Uniform Midseason Oat Nursery; McMullen (Plant Science)

Oats: Breeders nurseries (3); McMullen (Plant Science)

Potato: Evaluation of specialty varieties in a natural environment

Rye: Evaluation/increase of an experimental winter cultivar

Soybean: Breeder nursery evaluations (3); Helms (Plant Science)

Soybean: Breeder nursery (); Helms (Plant Science)

Spelt: Evaluation of experimental and released winter types

Wheat: Advanced breeder nursery (2); Mergoum (Plant Science)

Wheat: Cultivar susceptibility to prevalence of stem rust; (USDA-ARS)

Wheat: Evaluation/increase of previously-released varieties in an organic environment; NPSAS FBC

Wheat: Evaluation of genetic potential; Mergoum (Plant Science)

Wheat: Evaluation of genetic potential; Mergoum (Plant Science)

Wheat: Pollen drift study; Mergoum (Plant Science)

Wheat: Shatter potential of varieties; Mergoum (Plant Science)

Wheat: Uniform Hard Red Spring Wheat Regional Nursery; Busch (USDA-ARS)

Wheat: White wheat plant breeder nurseries (2); Bersonsky (Plant Science)

Wheat/Durum: Collaborative company nursery; Canterra


Forage Production Research

Effect of stand age and stubble height in alfalfa; Meyer (Plant Science)

Brassica species variety trial

Everleaf/Journey density trial; Pulse USA

Field scale evaluation of annual forage to extend haying/grazing season

Legume species trial

Rye grass species variety trial

Winter triticale variety trial/nursery; Legume Logic/Seedlink


Crop Fertility Research

Effect of phosphorus placement and rate on canola (2)

Effect of tillage system and nitrogen source and fertility on canola performance

Nitrogen fertilization in cuphea; Johnson (Plant Science)

Inoculation / nitrogen fertility management in field pea (5); Industry

Impact of starter fertilizer on soybean stand establishment

Inoculation / nitrogen fertility management in soybean Carrington (2), Harvey, and Wishek; Industry

Influence of N level on experimental genotypes of white wheat (2); Bersonsky (Plant Science)


Entomology Research

Control of flea beetle through insecticides, varieties and forecasting; Knodel (North Central REC)/Hanson (Langdon REC)/Olson (Entomology)

Evaluation of canola seed treatments for flea beetle control; Syngenta /Hanson (Langdon REC)/Knodel

(North Central REC)

Evaluation of biorational pesticides for spring flea beetle control in mustard; Olson (Entomology)/Knodel (North Central REC)

Comparison of blends of treated/untreated seed to reduce canola input costs; Knodel (North Central REC)/Hanson (Langdon REC)

Canola insect monitoring; Knodel (North Central REC)


Crop Management Research

Harvest management of canola; Johnson (Plant Science)/McKay (North Central REC)

Row spacing by seed rate influence on canola

Harvest management of cuphea; Johnson (Plant Science)

Seeding depth effect on cuphea; Johnson (Plant Science)

On-farm no-till cover crop legumes following spring wheat; ND Natural Resources Trust

Lentil seeding rate trial

Onion plant population by row spacing; Hatterman-Valenti (Plant Science)

Producing onion sets; Hatterman-Valenti (Plant Science)

Niger thistle planting date study; Hanson (Langdon REC)/ Halvorson (North Central REC)/Johnson (Plant Science)

Evaluation of input strategies on soybean

Soybean response to tillage; Bradley (Plant Pathology)

Evaluation of desiccants on sunflower (2); Johnson (Plant Science)

Evaluation of input strategies in wheat

Intensive wheat management - N and seeding rates response by varieties

POST N for HRS wheat protein

Effect of early planting on canola, field pea, and hard red spring wheat

Crop response to plant growth regulators; GroLand/LT Biosyn

Precision ag crop management (4); Nowatzki and Hofman (Ag and Biosystems Engineering)

Evalation of multiple cropping with oat forage for forage yield and regrowth abilities.


Crop Rotation Research

Long-term cropping systems trial evaluating rotations, tillage, and fertility

Performance of continuous soybean versus soybean/wheat rotation; Bradley (Plant Pathology)


Plant Pathology Research

Evaluation of canola varieties for susceptibility to Sclerotinia; Bradley (Plant Pathology)/
LeGare (U. of MN-Crookston)/Industry

Evaluation of fungicides for Sclerotinia management in canola; Bayer/Syngenta

Management of Ascochyta blight in chickpea and determination of U.S. pathotypes and sensitivity to fungicides; McKay (North Central REC)/Eriksmoen (Hettinger REC)/Bradley (Plant Pathology)/Chen (Washington State Univ.)

Evaluation of dry bean breeding lines for Sclerotinia susceptibility; Rasmussen (Plant Pathology)/Grafton (Plant Science)/Brick (Colorado State Univ.)/Singh (Univ. of Idaho))

Validation and introgression of white mold resistance from Andean into Middle American germplasm; Brick (Colorado State Univ.)

Evaluation of fungicides for suppression of scab in durum; McMullen (Plant Pathology)

Evaluation of fungicides for scab and leaf spot disease control in durum; Bayer CropScience

Evaluation of field pea germplasm for resistance to sclerotinia; McPhee (Washington State Univ.)

Field pea fungicides for powdery mildew management; Chen (Washington State Univ.)

Sclerotinia management with fungicides in field pea production systems; Halley (Langdon REC)

Influence of field pea seed treatments on root rot; Bradley (Plant Pathology)/Cliff Issendorf/Byron Lannoye

Onion disease management; Hatterman-Valenti (Plant Science)

Sunflower head rot screening nursery; Gulya (USDA-ARS)/Miller (USDA-ARS)/Halley (Langdon REC)/Rashid (Morden, Manitoba)

Evaluation of biological control agents for sunflower head rot; TJ Technologies

Evaluation of fungicides for control of Sclerotinia head rot in confection sunflowers; BASF/Cerexagri

Evaluation of sunflower germplasm for susceptibility to Sclerotinia stalk rot; Gulya (USDA-ARS)

Sunflower response to Headline

HRS wheat variety response to foliar fungicides

Evaluation of fungicides for leaf rust control in spring wheat

Evaluation of fungicides for suppression of scab in spring wheat; McMullen (Plant Pathology)

Fungicide evaluation for leaf disease control in spring wheat; BASF

Fungicide management of leaf and head diseases in spring wheat; Bayer CropScience

Evaluation of fungicides for leaf disease control in spring wheat; Dow AgroSciences

Evaluation of fungicides for leaf disease control in spring wheat; Syngenta

Evaluation of fungicides for leaf disease control in spring wheat; Makhteshim-Agan

PGR and fungicide application to enhance wheat performance; Stoller

Wheat response to early-season foliar fungicide - Wishek


Weed Science Research

Weed management in conventional-till and no-till field pea ;BASF/ NDDPLA

Onion weed control; Hatterman-Valenti (Plant Science)

Weed control in no-till sunflower

Evaluation of herbicides for foxtail control in HRS wheat; Syngenta

Evaluation of herbicides for broadleaf control in HRS wheat; Howatt (Plant Science)

Weed control with glyphosate and adjuvants; Zollinger (Plant Science)


Photo by American Images, Marshfield, WI.


Aerial photo of the CREC from the southwest.