Western Colorado InsectsAgriculture |
| Agricultural Pests | ||
Wheat Flea Beetle
Limited to Northwestern Colorado, little is known of this pest. |
Wheat Flea Beetle |  |
Differentiating Onion Thrips and |
Onion Thrips or Western Flower Thrips (shtml) Onion Thrips or Western Flower Thrips (pdf) |
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| ♦Research Project Reports♦ | ||
| Alfalfa | ||
Alfalfa Crown Borer This nearly unknown insect has damaged alfalfa fields in the Tri River Area in the past few years. It was widespread in 2006, and present ina few Mesa dn Delta County fields since then. It has been identified as a form of Clover rot curculio with an abnormal feding behavior. |
Alfalfa Crown Borer (shtml) |  |
Roundup Ready Pollen Movement We conducted a study in 2006 to determine the role of alkali bees play in moving Roundup Ready pollen from alfalfa seed production fields in Mesa County. Pollen movement took place, but honey and leaf cutter bees played a greater role than alkali bees. |
Movement of Roundup Ready® Alfalfa Pollen (pdf) |  |
Spider Mite Control in Seed Alfalfa 2007 Using Acramite to control two spotted spider mites in seed alfalfa. |
Spider Mite Trial, Seed Alfalfa, 2007 (pdf) Spider Mite Trial, Seed Alfalfa, 2007 (shtml) |
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Corn
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Management of High Plains Disease in Western Colorado Sweet Corn |
TRA Article on High Plains Disease in Sweet Corn (shtml) TRA Article on High Plains Disease in Sweet Corn (pdf) |
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Nuclear Polyhedrosis Virus for Corn Earworm Control in Sweet Corn We conducted an aerial trial using Gemstar, and nuclear polyhedrosis virus to control corn earworm in sweet corn. Results were promising, with some control equal to commonly used pyrethroid insecticides. |
Gemstar for Corn Earworm Control (pdf) |  |
Sap Beetle Biology and Control in Sweet Corn Research was conducted in 2004 to investigate the biology and control of sap beetles in western Colorado sweet corn. The report outlines the findings of this research. |
Sap Beetle in Sweet Corn (pdf) |  |
Spider Mite Trial, 2007 A comparison among Oberon, Onager, and Comite for control of spider mites in field corn. |
Gowan Report, Spider Mites, 2007 (pdf) Gowan Report, Spider Mites, 2007 (shtml) |
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| Onions | ||
| Onion Variety Tolerance to Thrips Feeding, 2001 | Ot.tolerance.2001 (pdf) |  |
| Onion & Western Flower Thrips Insecticide Trials, 2001 | Thrips.insecticide.2001 (pdf) | |
| Onion Thrips Research, 2002 - Non-Crop Host Plants, Insecticide Trials, Variety Tolerance | Fruita.onion.2003 (pdf) | |
| Onion Thrips Insecticide Trials, 2003 | Fruita.onion.2003.insecticide (pdf) | |
| Onion Thrips Insecticide Trial, 2004 | Onion Trial 2004 (pdf) | |
| IR-4 Foliar Insecticide Trial, Onion Thrips, 2005 | IR-4 Onion Trial 2005 (pdf) | |
| Regent Seed Treatment Trial, Onion Thrips, 2006 | Regent Onion Trial 2006 (pdf) | |
| Foliar Onion Thrips Insecticide Trial, 2006 | Foliar Onion Trial 2006 (pdf) | |
| IR-4 Seed Treatment Trial, Onion Thrips, 2007 | IR-4 Onion Trial 2007 (pdf) | |
This page was updated on January 30, 2015