Using Banded Sunflower Moth (Lepidoptera: Tortricidae) Egg Density to Estimate Damage and Economic Distance in Oilseed Sunflower

The banded sunflower moth, Cochylis hospes Walsingham (Lepidoptera: Tortricidae), is an important economic pest of sunflower in the Upper Great Plains of North America. Economic losses due to reductions in seed number, weight, and quality can be significant. Previously, the potential for economic lo...

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Veröffentlicht in:	Journal of economic entomology 2008-06, Vol.101 (3), p.969-975
Hauptverfasser:	Mundal, Kirk D, Brewer, Gary J
Format:	Artikel
Sprache:	eng
Schlagworte:	Animals Biological and medical sciences Cochylis hospes Control crop quality crop yield density economic distance economic impact economic threshold EIL equations Female Fundamental and applied biological sciences. Psychology Generalities Helianthus - parasitology Helianthus annuus insect control insect pests Insecta Invertebrates Lepidoptera - physiology mathematical models North America ova Oviposition Ovum - physiology Phytopathology. Animal pests. Plant and forest protection Plant Diseases - economics Plant Diseases - parasitology plant pests population density Protozoa. Invertebrates sampling Sampling and Biostatistics seed set Seeds - parasitology spatial distribution spatial variation
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