Sandra Jensen's Images
Title: Extension Support SpecialistOrganization: Cornell University
Unit: Plant Pathology and Plant-Microbe Biology
Country: United States
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Sandra Jensen has been the primary diagnostician at the Cornell Plant Disease Diagnostic Clinic since April of 2004 working with Karen Snover-Clift, Director of the Diagnostic Clinic and Associate Director of the NEPDN. She has a B.S. in Natural Resources from Cornell University, with a field of interest in forestry. Prior to joining the Diagnostic Clinic staff, Sandra worked as a Research Support Specialist for Professor George Hudler in the Department of Plant Pathology and Plant-Microbe Biology at Cornell University. In that capacity, she assisted with research and Extension projects involving pests of trees and shrubs with a focus on conifers. |
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| 37 Images of 16 Subjects | View Subject List | View Image Details | View Thumbnails |
| Image | Subject Name | Scientific Name | Description |
|---|---|---|---|
| 5492329 | pine wilt nematode | Bursaphelenchus xylophilus | Posterior region of pine wood (pine wilt) nematode adult male |
| 5492328 | pine wilt nematode | Bursaphelenchus xylophilus | Posterior region of pine wood (pine wilt) nematode adult male |
| 5461620 | spruce bud scale | Physokermes piceae | spruce bud scale |
| 5461605 | biological control (general) | Parasitoid that has just emerged from a mummified aphid. | |
| 5461606 | biological control (general) | Parasitoid ready to emerge from mummified aphid | |
| 5461579 | plum/cherry | Prunus spp. | |
| 5461581 | daffodils | Narcissus spp. | |
| 5461582 | daffodils | Narcissus spp. | |
| 5461583 | daffodils | Narcissus spp. | |
| 5461584 | daffodils | Narcissus spp. | |
| 5461585 | daffodils | Narcissus spp. | |
| 5461586 | daffodils | Narcissus spp. | |
| 5461587 | daffodils | Narcissus spp. | |
| 5461588 | daffodils | Narcissus spp. | |
| 5461589 | tulip | Tulipa spp. | |
| 5461591 | daffodils | Narcissus spp. | |
| 5461592 | daffodils | Narcissus spp. | |
| 5461593 | daffodils | Narcissus spp. | |
| 5461594 | daffodils | Narcissus spp. | |
| 5461595 | daffodils | Narcissus spp. | |
| 5461596 | daffodils | Narcissus spp. | |
| 5461597 | daffodils | Narcissus spp. | |
| 5461598 | daffodils | Narcissus spp. | |
| 5461599 | daffodils | Narcissus spp. | |
| 5461600 | daffodils | Narcissus spp. | |
| 5461601 | crabapple and apple | Malus spp. | |
| 5461608 | aphids | Aphis spp. | Parasitoid inside mummified aphid. |
| 5458666 | black root rot | Thielaviopsis basicola | Wilting of plant with Black Root Rot. |
| 5461612 | gray molds | Botrytis spp. | conidiophores and spores |
| 5461628 | bleeding heart | Dicentra spp. | pink bleeding heart |
| 5461609 | gray molds | Botrytis spp. | Botrytis condidiophores with spores |
| 5458672 | leaf scorch of shade trees | Xylella fastidiosa ssp. multiplex | Bacterial Leaf Scorch symptoms on oak leaves. |
| 5458683 | orange rust | Arthuriomyces peckianus | Black raspberry infected with the Orange Rust fungus Arthuriomyces peckianus and exhibiting numerous bright orange pustules developing on the undersides of leaves. |
| 5458382 | rust | Puccinia pelargonii-zonalis | Foliar lesions as viewed on underside of infected leaf. |
| 5458044 | protozoa | Spongospora subterranea | Tuber exhibiting Powdery Scab (Spongospora subterranea) lesions. |
| 5458104 | mycelial neck rot | Botrytis tulipae | Dieback of leaf tips and neck rot, with dark fungal sclerotia present on rotted tissue of the bulb. |
| 5458093 | mycelial neck rot | Botrytis tulipae | Tulip Fire: foliar symptoms caused by Botrytis tulipae. |
