Electronic Resource
[s.l.]
:
Nature Publishing Group
Nature
139 (1937), S. 761-762
ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] DR. CALDWELL'S chief criticism is directed against a point which has already been proved1, namely, the ability of this virus to enter the roots of a plant without the aid of any known external agencies. Dr. Caldwell says that the term “air-borne” implies “that the virus agent can ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/139761c0
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