Charles Averre's Images
Organization: North Carolina State UniversityCountry: United States
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| 121 Images of 19 Subjects | View Subject List | View Image Details | View Thumbnails |
| Image | Subject Name | Scientific Name | Description |
|---|---|---|---|
| 1563129 | unknown virus | Cucumbers showing mosaic symptoms caused by a virus. | |
| 1563175 | cucumber | Cucumis sativus | Evaluation of experimental cucumber harvester. (Jul95). |
| 1563174 | cucumber | Cucumis sativus | Evaluation of experimental cucumber harvester. (Jul95). |
| 1563011 | anthracnose | Colletotrichum orbiculare | Notice how centers of the leaf spots tend to fall out. |
| 1563171 | cucumber | Cucumis sativus | Washing and grading cucumbers in the field in eastern North Carolina. Jul73 |
| 1563172 | cucumber | Cucumis sativus | Washing and grading "slicer" cucumbers in the field in eastern North Carolina. Jul73 |
| 1563173 | cucumber | Cucumis sativus | Equipment for harvesting, washing and grading cucumbers in the field in eastern North Carolina. Notice pickers riding very low at the rear. Jul73 |
| 1563177 | cucumber | Cucumis sativus | Buying station for cucumbers in eastern North Carolina. Jul75 |
| 1563178 | cucumber | Cucumis sativus | Cucumber buying station in eastern North Carolina. Jul75 |
| 1563179 | cucumber | Cucumis sativus | Moving cucumbers for pickling into grading and washing building. Water in the dump tank often contains chlorine cushions the cucumbers when unloaded. |
| 1563166 | cucumber | Cucumis sativus | Oct87. Healthy cucumber in Eastern North Carolina. Sandy soil. |
| 1563167 | cucumber | Cucumis sativus | Oct74 field in eastern NC. Two tobacco curing barns in background. Baskets used for harvesting. |
| 1563168 | cucumber | Cucumis sativus | Phil Denlinger Operations Manager, Charles Averre Plant Patholgy, Bob Quin Field Manager at home office Apr97. |
| 1563169 | cucumber | Cucumis sativus | Mr. Crocker purchasing cucumbers for Mt. Olive Pickle Co., George Hughes NCSU Horticulture Specialist, and Phil Denlinger County Agent inspecting a field in eastern North Carolina. Jul73 |
| 1563170 | cucumber | Cucumis sativus | Packing cucumbers in baskets on a trailer in the field in eastern NC. Jul73 |
| 1563084 | Phytophthora blight | Phytophthora capsici | Abundant sporulation occurs on the surface growth. Phtophthora Fruit Rot |
| 1563067 | Rhizoctonia damping-off, blight and rot | Rhizoctonia solani | Belly rot usually begins on the underside and blossom end of the fruit where contact is made with the soil. Surface of lesions become crusty. Usually the infection remains on the surface and the fruit does not rot. |
| 1563068 | Rhizoctonia damping-off, blight and rot | Rhizoctonia solani | Belly rot usually begins on the underside and blossom end of the fruit where contact is made with the soil. Surface of lesions become crusty. Usually the infection remains on the surface and the fruit does not rot. |
| 1563069 | Rhizoctonia damping-off, blight and rot | Rhizoctonia solani | Early infection. Belly rot usually begins on the underside and blossom end of the fruit where contact is made with the soil. Surface of lesions become crusty. Usually the infection remains on the surface and the fruit does not rot. |
| 1563130 | frost and winter injury (general) | Cold injury on cotyledons | |
| 1563131 | cucumber | Cucumis sativus | Showing excessive planting depth |
| 1563161 | cucumber | Cucumis sativus | |
| 1563162 | cucumber | Cucumis sativus | |
| 1563163 | cucumber | Cucumis sativus | |
| 1563115 | root-knot nematode | Meloidogyne spp. | Transition area in "hot spot." |
| 1563116 | root-knot nematode | Meloidogyne spp. | Root-knot nematode galls on mature cucumber plant. |
| 1563117 | root-knot nematode | Meloidogyne spp. | Root-knot galls on seedlings. |
| 1563118 | root-knot nematode | Meloidogyne spp. | Root-knot galls on seedlings. |
| 1563119 | root-knot nematode | Meloidogyne spp. | Root-knot galls on very young seedlings. |
| 1563120 | root-knot nematode | Meloidogyne spp. | Root-knot galls on very young seedling. |
| 1563121 | root-knot nematode | Meloidogyne spp. | Root-knot gall on large plant. |
| 1563122 | root-knot nematode | Meloidogyne spp. | Root-knot galls on large plant. |
| 1563123 | root-knot nematode | Meloidogyne spp. | Root-knot gall on mature plant. The large yellowish galls have started to deteriorate. |
| 1563124 | charcoal rot | Macrophomina phaseolina | 09Sep93 |
| 1563125 | edema | Notice pimple at the far left and afew scattered in the center. | |
| 1563127 | edema | ||
| 1563105 | Corynespora blight | Corynespora cassiicola | Close up (ca.40x) of leaf spot showing long, black threadlike conidiophores. |
| 1563085 | Phytophthora blight | Phytophthora capsici | |
| 1563107 | Corynespora blight | Corynespora cassiicola | Close up (ca. 100x) of leaf spot showing long, black threadlike conidiophores. |
| 1563108 | Corynespora blight | Corynespora cassiicola | Close up (ca.200x) of leaf spot showing long, black threadlike conidiophores. |
| 1563109 | Corynespora blight | Corynespora cassiicola | Photomicrograph (ca. 400x) showing conitiophores and conidia)Close up (ca.40x) of leaf spot showing long, black threadlike conidiophores. |
| 1563110 | root-knot nematode | Meloidogyne spp. | Field distribution of symptomatic plants showing a "hot spot" with diffuse borders. Older leaves tend to turn yellow and die. Notice missing plants. |
| 1563111 | root-knot nematode | Meloidogyne spp. | Field distribution of symptomatic plants. Older leaves tend to turn yellow and die. |
| 1563094 | Corynespora blight | Corynespora cassiicola | Corynespora blight tends to be serious in late summer and fall in North Carolina. |
| 1563095 | Corynespora blight | Corynespora cassiicola | Corynespora blight tends to be serious in late summer and fall in North Carolina. Notice angularity of spots. |
| 1563096 | Corynespora blight | Corynespora cassiicola | Corynespora blight tends to be serious in late summer and fall in North Carolina. Notice angularity of spots. |
| 1563097 | Corynespora blight | Corynespora cassiicola | Corynespora blight tends to be serious in late summer and fall in North Carolina. Notice angularity of spots. |
| 1563098 | Corynespora blight | Corynespora cassiicola | Corynespora blight tends to be serious in late summer and fall in North Carolina. Close up of a spot. |
| 1563100 | Corynespora blight | Corynespora cassiicola | Corynespora blight tends to be serious in late summer and fall in North Carolina. Photomicrograph (40x) of abaxial surface of leaf spot showhing black conidiophores. Notice sand particles. |
| 1563102 | Corynespora blight | Corynespora cassiicola | Corynespora blight tends to be serious in late summer and fall in North Carolina. Photomicrograph at 100x showing abundant, pale gray, hairy conidiophores on abaxial surface of leaf spot. |
| 1563103 | Corynespora blight | Corynespora cassiicola | Corynespora blight tends to be serious in late summer and fall in North Carolina. Photomicrograph of abaxial surface of leaf spot showing abundant, black conidiophores. Notice size of leaf hairs. |
| 1563104 | Corynespora blight | Corynespora cassiicola | Corynespora blight tends to be serious in late summer and fall in North Carolina. Close up of leaf spot on abaxial leaf surface. |
| 1563074 | powdery mildew | Podosphaera fuliginea | Powdery mildew of cucumbers is a serious and common problem in greenhouses. |
| 1563075 | powdery mildew | Podosphaera fuliginea | Powdery mildew of cucumbers is a serious and common problem in greenhouses in North Carolina . |
| 1563076 | powdery mildew | Podosphaera fuliginea | Powdery mildew of cucumbers is a serious and common problem in greenhouses in North Carolina |
| 1563078 | powdery mildew | Podosphaera fuliginea | Photomicrograph at 200x of conidia and conidiphores of Sphaerotheca fuliginea on a clear tape mount in water. |
| 1563080 | powdery mildew | Podosphaera fuliginea | Photomicrograph at 400x of conidia and conidiphores of Sphaerotheca fuliginea on a clear tape mount in water. |
| 1563081 | Pythium diseases | Pythium spp. | Pythium Cottony Leak or Pythium Fruit Rot can be common during hot/wet weather in North Carolina. |
| 1563082 | Pythium diseases | Pythium spp. | In a moist chamber Pythium spp will form extensive, cottony, mycelial growth. |
| 1563083 | Pythium diseases | Pythium spp. | Pythium Cottony Leak or Pythium Fruit Rot can be common during hot/wet weather in North Carolina. Initially the fruit lesions are brownish, water soaked, and soft. Often infection starts on tissue in contact with soil. |
| 1563086 | scab | Cladosporium cucumerinum | |
| 1563087 | scab | Cladosporium cucumerinum | |
| 1563088 | Tomato Ringspot Virus | Nepovirus ToRSV | Notice reduced growth of vines and clumping of symptomatic plants. |
| 1563089 | Tomato Ringspot Virus | Nepovirus ToRSV | Notice yellowing and dead lower leaves. Upper leaves are small. |
| 1563090 | Tomato Ringspot Virus | Nepovirus ToRSV | |
| 1563091 | Tomato Ringspot Virus | Nepovirus ToRSV | |
| 1563092 | Tomato Ringspot Virus | Nepovirus ToRSV | |
| 1563093 | Tomato Ringspot Virus | Nepovirus ToRSV | Infected plants tend to be clumped reflecting presence of the daggar nematode vector. Notice small leaves and much shortened internodes. |
| 1563070 | bacterial wilt | Erwinia tracheiphila | Typically a single vine, or half a vine, is affected. |
| 1563072 | bacterial wilt | Erwinia tracheiphila | Typically a single vine, or half a vine, is affected. |
| 1563073 | bacterial wilt | Erwinia tracheiphila | By squeezing a cut stem bacterial ooze may be drawn out in long theads from affected vines. |
| 1563064 | gray mold | Botrytis cinerea | |
| 1563047 | downy mildew | Pseudoperonospora cubensis | Photomicrograph at 30x of downy mildew leafspot on abaxial surface. The dark colored sporangia can be seen on the sporangiophores. |
| 1563048 | downy mildew | Pseudoperonospora cubensis | Photomicrograph at 30x of downy mildew leafspot on abaxial surface. The dark colored sporangia can be seen on the sporangiophores. Notice size of leaf hairs. |
| 1563054 | gummy stem blight (vine decline) | Didymella bryoniae | The anamorph, Phoma cucurbitacearum, occurs in the field in North Carolina. Notice yellowing of the center of the rows. |
| 1563055 | gummy stem blight (vine decline) | Didymella bryoniae | The anamorph, Phoma cucurbitacearum, occurs in the field in North Carolina. Typical folliar symptoms. Wilted leaves are due dry soil. |
| 1563056 | gummy stem blight (vine decline) | Didymella bryoniae | The anamorph, Phoma cucurbitacearum, occurs in the field in North Carolina. Typical, early folliar symptoms. Notice necrosis on leaf margins |
| 1563057 | gummy stem blight (vine decline) | Didymella bryoniae | The anamorph, Phoma cucurbitacearum, occurs in the field in North Carolina. Late folliar symptoms. Notice marginal necrosis. |
| 1563058 | gummy stem blight (vine decline) | Didymella bryoniae | The anamorph, Phoma cucurbitacearum, occurs in the field in North Carolina. Late folliar symptoms. Notice marginal necrosis. |
| 1563059 | gummy stem blight (vine decline) | Didymella bryoniae | The anamorph, Phoma cucurbitacearum, occurs in the field in North Carolina. Close up of late folliar symptoms. |
| 1563061 | gummy stem blight (vine decline) | Didymella bryoniae | The anamorph, Phoma cucurbitacearum, occurs in North Carolina. Close up of foliar lesion showing black pycnidia embedded in necrotic tissue on adaxial surface. |
| 1563062 | gummy stem blight (vine decline) | Didymella bryoniae | The anamorph, Phoma cucurbitacearum, occurs in North Carolina. Close up of foliar lesion showing black pycnidia embedded in necrotic tissue on adaxial surface. |
| 1563063 | gummy stem blight (vine decline) | Didymella bryoniae | The anamorph, Phoma cucurbitacearum, occurs in North Carolina. Close up of foliar lesion showing black pycnidia embedded in necrotic tissue on adaxial surface. |
| 1563001 | anthracnose | Colletotrichum orbiculare | Plant breeder evaluation of cultivars for disease resistance. Far left row shows resistance to anthracnose. Second row appears susceptible. |
| 1563002 | anthracnose | Colletotrichum orbiculare | Left, Lewis Howe, County Agent and right Jamie Driver, Research Technician evaluating fungicides for controlling foliar diseases. Note sandy soil typical of cucumber fields in eastern North Carolina. |
| 1563003 | anthracnose | Colletotrichum orbiculare | Devastating consequences of anthracnose. |
| 1563004 | anthracnose | Colletotrichum orbiculare | Devastating effect of anthracnose in a commercial cucumber field in eastern North Carolina. (ca. 1970) |
| 1563005 | anthracnose | Colletotrichum orbiculare | Volunteer cucumber seedlings following the spring crop provide inoculum for fall crop. |
| 1563006 | anthracnose | Colletotrichum orbiculare | anthracnose and downy mildew on the same plant |
| 1563007 | anthracnose | Colletotrichum orbiculare | Postharvest symptoms of anthracnose on slicing cucumber in the fall crop. 1962 |
| 1563008 | anthracnose | Colletotrichum orbiculare | |
| 1563009 | anthracnose | Colletotrichum orbiculare | |
| 1563010 | anthracnose | Colletotrichum orbiculare | |
| 1563012 | anthracnose | Colletotrichum orbiculare | Close up of anthracnose leafspot showing slightly raised, salmon-colored acervuli with black, hair-like setae protruding. Adaxial leaf surface. |
| 1563013 | anthracnose | Colletotrichum orbiculare | Photomicrograph (400x) showing a leaf hair, three black setae, and many single cell conidia from a wet mount of an anthracnose leaf spot. |
| 1563014 | anthracnose | Colletotrichum orbiculare | Photomicrograph (400x) showing a leaf hair, three black setae, and many single cell conidia from a wet mount of an anthracnose leaf spot. |
| 1563015 | anthracnose | Colletotrichum orbiculare | Photomicrograph (400x) showing hyaline, elongated, single celled conidia and black setae with pointed tips. |
| 1563016 | anthracnose | Colletotrichum orbiculare | Photomicrograph (400x) showing hyaline, elongated, single celled conidia and black setae with pointed tips. |
| 1563017 | angular leaf spot of cucumber | Pseudomonas syringae pv. lachrymans | Notice defoliation in second row. |
| 1563018 | angular leaf spot of cucumber | Pseudomonas syringae pv. lachrymans | |
| 1563019 | angular leaf spot of cucumber | Pseudomonas syringae pv. lachrymans | |
| 1563020 | angular leaf spot of cucumber | Pseudomonas syringae pv. lachrymans | Notice that lesions are delimited by veins in the leaf. |
| 1563021 | angular leaf spot of cucumber | Pseudomonas syringae pv. lachrymans | Notice that lesions are delimited by veins in the leaf. |
| 1563022 | angular leaf spot of cucumber | Pseudomonas syringae pv. lachrymans | Notice that lesions tend to be delimited by veins in leaf. |
| 1563023 | angular leaf spot of cucumber | Pseudomonas syringae pv. lachrymans | Notice that lesions tend to be delimited by veins in leaf. |
| 1563024 | downy mildew | Pseudoperonospora cubensis | Notice that young leaves have no lesions, older leaves have many lesions, and lower leaves are dead. Individual leaf spots have a slight orange/yellow hue and are often angular. |
| 1563025 | downy mildew | Pseudoperonospora cubensis | Large cucumber field in eastern North Carolina with much downy mildew. |
| 1563026 | downy mildew | Pseudoperonospora cubensis | Notice orange/yellow hue of leafspots |
| 1563027 | downy mildew | Pseudoperonospora cubensis | Notice that older leaves show most leaf spots. Lower leaves are dead. Individual leaf spots have a slight orange/yellow hue and are often angular. |
| 1563028 | downy mildew | Pseudoperonospora cubensis | Cucumber field defoliated. |
| 1563029 | downy mildew | Pseudoperonospora cubensis | Notice that older leaves show most leaf spots. Lower leaves are dead. Individual leaf spots have a slight orange/yellow hue and are often angular. |
| 1563030 | downy mildew | Pseudoperonospora cubensis | Young cucumber plants with downy mildew. Notice that individual leaf spots have a slight orange/yellow hue and are often angular. |
| 1563031 | downy mildew | Pseudoperonospora cubensis | Notice that older leaves show most leaf spots. Lower leaves are dead. Individual leaf spots have a slight orange/yellow hue and are often angular. |
| 1563033 | downy mildew | Pseudoperonospora cubensis | Notice that older leaves show most leaf spots. Lower leaves are dead. Individual leaf spots have a slight orange/yellow hue and are often angular. |
| 1563034 | downy mildew | Pseudoperonospora cubensis | Downy mildew does not overwinter in North Carolina, and the spores arrive each year at different times in the summer from areas to the south. The disease is favored by wet and hot weather. |
| 1563035 | downy mildew | Pseudoperonospora cubensis | Downy mildew leaf spots are initially yellow/orange and then become necrotic with the entire leaf eventually dying. |
| 1563042 | downy mildew | Pseudoperonospora cubensis | Early symptoms on young leaf |
| 1563043 | downy mildew | Pseudoperonospora cubensis | Photomicrograph (200x) showing sporangia, typical branching of sporangiophores, and leaf hairs. |
| 1563044 | downy mildew | Pseudoperonospora cubensis | Downy mildew. Leaf spots are angular, yellow/orange. |
| 1563045 | downy mildew | Pseudoperonospora cubensis | Downy mildew. Leaf spots are angular, yellow/orange. |
| 1563046 | downy mildew | Pseudoperonospora cubensis | Close up of downy mildew. Leaf spots are angular, yellow/orange. |
