File:EB1911 Nematoda - Heterodera schachtii (1).jpg

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Summary

Description

English: A, a, Female Heterodera schachtii Schmidt, breaking through the epidermis of a root; the head is still embedded in the parenchyma of the root. B, a, larvae boring their way into a root; b, larva of the immobile kind surrounded by the old skin, living as an ectoparasite on the outside of the root.

Date

published 1911

Source

“Nematoda,” Encyclopædia Britannica (11th ed.), v. 19, 1911, p. 362, fig. 6.

Author

From Strubell.

Permission
(Reusing this file)

This image comes from the 13^th 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.

File history

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	18:32, 29 January 2019		538 × 426 (68 KB)	Bob Burkhardt	{{Information \|description ={{en\|1=A, ''a'', Female ''Heterodera schachtii'' Schmidt, breaking through the epidermis of a root; the head is still embedded in the parenchyma of the root. B, ''a'', larvae boring their way into a root; ''b'', larva of the immobile kind surrounded by the old skin, living as an ectoparasite on the outside of the root.}} \|date =published 1911 \|source =“Nematoda,” ''Encyclopædia Britannica'' (11th ed.), v. 19, 1911, p. 362, fig. 6. \|author...

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