Phytotoxins produced by Tubakia dryina

Tubakia dryina , the causal agent of red oak (Quercus rubra ) leaf spot, produced the phytotoxins isosclerone, 3-hydroxyisosclerone, 6-hydroxyisosclerone and 6-hydroxymellein in liquid culture. All toxins caused large necrosis when placed on leaves of red oak. Necrosis was also caused on white oak a...

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Bibliographic Details
Published in:Mycopathologia (1975) 1992-10, Vol.120 (1), p.33-37
Main Authors: VENKATASUBBAIAH, P, CHILTON, W. S
Format: Article
Language:English
Subjects:
Biological and medical sciences
Fundamental and applied biological sciences. Psychology
Microbiology
Mycology
Pathogenicity, host-agent relations, miscellaneous strains, epidemiology
Tubakia dryina
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Summary:Tubakia dryina , the causal agent of red oak (Quercus rubra ) leaf spot, produced the phytotoxins isosclerone, 3-hydroxyisosclerone, 6-hydroxyisosclerone and 6-hydroxymellein in liquid culture. All toxins caused large necrosis when placed on leaves of red oak. Necrosis was also caused on white oak and eight different weed species. All toxins were non-specific phytotoxins.
ISSN:0301-486X
1573-0832
DOI:10.1007/BF00578500