File:EB1911 Vine, Guignardia Bidwellii.jpg

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EB1911_Vine,_Guignardia_Bidwellii.jpg (350 × 420 pixels, file size: 61 KB, MIME type: image/jpeg)

Summary

Description
English: Black Rot of Grapes, "Guignardia Bidwellii".

1. Grapes attacked by the fungus; the fruit becomes black, hard and shrivelled.
2. Fructification of the fungus, entire and in section; the latter shows the asci containing as cos pores, much enlarged.

3. Single ascus, more enlarged, showing the eight contained spores.
Date published 1911
Source 1911 Encyclopædia Britannica, vol. 28, pg. 95.
Author Unknown authorUnknown author

Licensing

Public domain This image comes from the 13th edition of the Encyclopædia Britannica or earlier. The copyrights for that book have expired in the United States because the book was first published in the US with the publication occurring before January 1, 1929. As such, this image is in the public domain in the United States.

Captions

Guignardia Bidwellii

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current13:26, 8 October 2020Thumbnail for version as of 13:26, 8 October 2020350 × 420 (61 KB)Francois-PierUploaded a work by {{Unknown}} from 1911 Encyclopædia Britannica, vol. 28, pg. 95. with UploadWizard

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