Keyphrases
Sunflower
100%
Blackbird
100%
Anthraquinone
100%
9,10-anthraquinone
100%
Repellent
25%
United States
12%
North Dakota
12%
Eating
12%
Propane
12%
Cannon
12%
Food Crops
12%
Growers
12%
Rationing
12%
Raptor
12%
Seed Treatment
12%
Residue Analysis
12%
Sunflower Head
12%
Foliar Application
12%
Active Ingredients
12%
Red-winged Blackbird
12%
Agelaius Phoeniceus
12%
Statistical Significance
12%
Icteridae
12%
Bract
12%
Non-lethal Methods
12%
High Clearance
12%
Testing Period
12%
Achene
12%
Fright
12%
Distress Call
12%
Repellent Effect
12%
Sunflower Development
12%
Ground Sprayer
12%
Pyrotechnics
12%
Agricultural and Biological Sciences
Helianthus annuus
100%
Seed Set
100%
Red-Winged Blackbird
66%
Grains
33%
Growers
33%
Foliar Application
33%
Food Crop
33%
Seed Treatment
33%
Icteridae
33%
Achene
33%
Distress
33%
Sprayers
33%
Bract
33%