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Colorado State University is one of our nation's leading research universities with world-class research in infectious disease, atmospheric science, clean energy technologies, and environmental science. It was founded in 1870 as the Colorado Agricultural College, six years before the Colorado Territory became a state. Colorado State University, located in Fort Collins, Colorado, is situated on nearly 5,000 acres of land, including the main campus, a foothills campus, an agricultural campus, and a mountain campus (Pingree Park). Colorado State also has 4,600 acres for research centers, Cooperative Extension offices, and Colorado State Forest Service stations. |
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Pears(X)
| 25 Images of 7 Subjects | View Subject List | View Image Details | View Thumbnails |
| Image | Subject Name | Scientific Name | Description |
|---|---|---|---|
| 5445358 | catfacing | Catfacing injury to pear by unknown hemipteran | |
| 5445359 | catfacing | Catfacing injury to pear by unknown hemipteran | |
| 5358918 | pear scab | Venturia pirina | A pear fruit showing symptoms of the pear scab disease caused by Venturia pirina. |
| 5362761 | pear | Pyrus spp. | A fruit-borne pear branch in an orchard. |
| 5362760 | pear | Pyrus spp. | A fruit-borne pear plant in an orchard. |
| 5362759 | pear | Pyrus spp. | A fruit-borne pear plant in an orchard. |
| 5359243 | pear | Pyrus spp. | A pear plant with its fruits growing in an orchard. |
| 5359244 | pear | Pyrus spp. | A pear plant with its fruit growing in an orchard. |
| 5358917 | fire blight | Erwinia amylovora | A distant shot of a pear orchard at Orchad Mesa showing symptoms of pear decline caused by Erwinia amylovora. |
| 5365645 | pear | Pyrus spp. | A pear tree with it's fruits in an orchad. |
| 5365644 | pear | Pyrus spp. | Pear trees with their fruits in an orchad. |
| 5362758 | pear | Pyrus spp. | Fruit borne pear trees (Pyrus spp.) at Palisade. |
| 5359245 | pear | Pyrus spp. | Pear (Pyrus spp.) fruits on a tree in the field. |
| 5359242 | pear | Pyrus spp. | Pear (Pyrus spp.) fruits on a tree in the field. |
| 5359241 | pear | Pyrus spp. | Pear (Pyrus spp.) fruits on a tree in the field. |
| 5359240 | pear | Pyrus spp. | Pear trees (Pyrus spp.) in the field. |
| 5367172 | frost and winter injury (general) | Frost damage to the trunk of a pear tree. | |
| 5303080 | pear psylla | Cacopsylla pyricola | Local lesions on leaves produced by psyllid feeding |
| 1475076 | pear psylla | Cacopsylla pyricola | larva covered with honeydew |
| 2200078 | California pear sawfly | Pristiphora abbreviata | May 2, 2006 |
| 2200091 | California pear sawfly | Pristiphora abbreviata | Adult ovipositing in emerging pear leaf. May 2, 2006. |
| 5000004 | California pear sawfly | Pristiphora abbreviata | Adult ovipositing in emerging pear leaf. May 2, 2006. |
| 5000014 | California pear sawfly | Pristiphora abbreviata | Adult ovipositing in emerging pear leaf. May 2, 2006. |
| 5000015 | California pear sawfly | Pristiphora abbreviata | Adult resting on pear leaf petiole. April 22, 2006. |
| 2200036 | California pear sawfly | Pristiphora abbreviata | Early shothole wounds produced by recently emerged larvae |
