Search National Agricultural Library Digital Collections

You searched for:

Subjects population density Remove constraint population density: population density Subjects North Dakota Remove constraint North Dakota: North Dakota Year 2009 Remove constraint 2009: 2009

Displaying all 3 items start over

1. Avian use of harvested crop fields in North Dakota during spring migration

Description:: Includes references
Author:: Galle, Alegra M. , Linz, George M. , Homan, H. Jeffrey , Bleier, William J.
Subject:: wildlife habitats , fields , wild birds , migration behavior , habitat preferences , population density , species diversity , no-tillage , wildlife management , North Dakota , Prairie Pothole region
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2009

2. Determining host-plant resistance mechanisms for banded sunflower moth

Description:: Includes references
Author:: Chirumamilla, Anitha , Charlet, Laurence D. , Knodel, Janet , Gross, Theresa A. , Hulke, Brent S. , Seiler, Gerald J. , Sunflower Research Workshop.
Subject:: Cochylis hospes , host plants , Helianthus annuus , lines , pest resistance , resistance mechanisms , antixenosis , antibiosis , trichomes , seeds , crop damage , oviposition , population density , parasitism , North Dakota
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2009

3. Development of host-plant resistance as a strategy to reduce damage from the major sunflower insect pests

Description:: Includes references
Author:: Charlet, Laurence D. , Aiken, Robert M. , Seiler, Gerald J. , Knodel, Janet J. , Grady, Kathleen A. , Chirumamilla, Anitha , Hulke, Brent S. , Sunflower Research Workshop.
Subject:: Helianthus annuus , insect pests , pest resistance , germplasm evaluation , recurrent selection , lines , hybrids , genetic resistance , larvae , population density , crop damage , seeds , Kansas , South Dakota , North Dakota
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2009