File:Bâches à plat agricoles dans un champ (5).JPG
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Summary
[edit]DescriptionBâches à plat agricoles dans un champ (5).JPG |
Français : Bâche à plat agricole dans un champ près de Mornac-sur-Seudre (Route de Coulonges). Cette bâche est constituée de film plastique agricole perforé. Elle est utilisée pour la culture des plantes. Sur la photographie, une plante de la famille des curcubitacées (peut-être un pied de courgette) s'est développée très précosément et a percé très tôt la bâche.
Ce type de bâche permet de créer un effet de serre et une meilleure barrière aux insectes. Les plantes qui se développent sous le film le soulèvent progressivement puis finalement le percent, il se forme une sorte de mini-serre, dont le microclimat favorise leur croissance. Ainsi, la précocité et la productivité des plantes sont améliorées.
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Date | |
Source | Own work |
Author | Jean-Pierre Bazard Jpbazard |
Licensing
[edit]Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled GNU Free Documentation License.http://www.gnu.org/copyleft/fdl.htmlGFDLGNU Free Documentation Licensetruetrue |
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- to share – to copy, distribute and transmit the work
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- Under the following conditions:
- attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 23:15, 12 January 2015 | 7,360 × 4,912 (7 MB) | Jpbazard (talk | contribs) |
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Metadata
This file contains additional information such as Exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it. If the file has been modified from its original state, some details such as the timestamp may not fully reflect those of the original file. The timestamp is only as accurate as the clock in the camera, and it may be completely wrong.
Camera manufacturer | NIKON CORPORATION |
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Camera model | NIKON D800 |
Exposure time | 1/160 sec (0.00625) |
F-number | f/18 |
ISO speed rating | 400 |
Date and time of data generation | 19:23, 9 June 2014 |
Lens focal length | 116 mm |
Orientation | Normal |
Horizontal resolution | 300 dpi |
Vertical resolution | 300 dpi |
Software used | Microsoft Windows Photo Gallery 6.0.6001.18000 |
File change date and time | 18:26, 10 June 2014 |
Y and C positioning | Co-sited |
Exposure Program | Shutter priority |
Exif version | 2.3 |
Date and time of digitizing | 19:23, 9 June 2014 |
Meaning of each component |
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Image compression mode | 4 |
APEX exposure bias | 0 |
Maximum land aperture | 5 APEX (f/5.66) |
Metering mode | Pattern |
Light source | Unknown |
Flash | Flash did not fire, compulsory flash suppression |
DateTime subseconds | 90 |
DateTimeOriginal subseconds | 90 |
DateTimeDigitized subseconds | 90 |
Supported Flashpix version | 1 |
Sensing method | One-chip color area sensor |
File source | Digital still camera |
Scene type | A directly photographed image |
Custom image processing | Normal process |
Exposure mode | Auto exposure |
White balance | Auto white balance |
Digital zoom ratio | 1 |
Focal length in 35 mm film | 116 mm |
Scene capture type | Standard |
Scene control | Low gain up |
Contrast | Normal |
Saturation | Normal |
Sharpness | Normal |
Subject distance range | Unknown |
Unique image ID | B331FD28C015417A8AA5E4340B4385DF |
GPS tag version | 2.3.0.0 |