File:Snodgrass Rhopalosiphum prunifoliae (wings closed).jpg
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Plate 4 from Insects, their way and means of living, R. E. Snodgrass. [1]
The apple-grain aphis (Rhopalosiphum prunifoliae)
The winged form produced in the fall that migrates from the grain to the apple trees. (Enlarged 20 times)
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This image or file is a work of a United States Department of Agriculture employee, taken or made as part of that person's official duties. As a work of the U.S. federal government, the image is in the public domain.
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See Category:Snodgrass for the reasoning for using this tag.
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 14:31, 21 February 2018 | 1,352 × 564 (163 KB) | Chiswick Chap (talk | contribs) | contrast | |
14:24, 21 February 2018 | 1,352 × 564 (292 KB) | Chiswick Chap (talk | contribs) | Extracted from File:Snodgrass Rhopalosiphum prunifoliae.jpg using CropTool |
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Camera manufacturer | Canon |
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Camera model | Canon EOS-1Ds Mark II |
Exposure time | 1/80 sec (0.0125) |
F-number | f/8 |
ISO speed rating | 250 |
Date and time of data generation | 21:47, 14 April 2005 |
Lens focal length | 85 mm |
Orientation | Normal |
Horizontal resolution | 72 dpi |
Vertical resolution | 72 dpi |
File change date and time | 14:30, 21 February 2018 |
Y and C positioning | Co-sited |
Exposure Program | Manual |
Exif version | 2.21 |
Date and time of digitizing | 21:47, 14 April 2005 |
Meaning of each component |
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APEX shutter speed | 6.375 |
APEX aperture | 6 |
APEX exposure bias | 0 |
Metering mode | Center weighted average |
Flash | Flash did not fire, compulsory flash suppression |
Supported Flashpix version | 1 |
Color space | sRGB |
Focal plane X resolution | 3,526.7605633803 |
Focal plane Y resolution | 3,528.0423280423 |
Focal plane resolution unit | inches |
Custom image processing | Normal process |
Exposure mode | Manual exposure |
White balance | Manual white balance |
Scene capture type | Standard |