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Lipophilic phytotoxins produced by Neofusicoccum parvum, a grapevine canker agent
被引:0
|作者:
Evidente, Antonio
[1
]
Punzo, Biancavaleria
[1
]
Andolfi, Anna
[1
]
Cimmino, Alessio
[1
]
Melck, Dominique
[2
]
Luque, Jordi
[3
]
机构:
[1] Univ Naples Federico 2, Dipartimento Sci Suolo Pianta Ambiente & Prod Ani, I-80055 Portici, Italy
[2] CNR, Ist Chim Biomol, I-80078 Pozzuoli, Italy
[3] IRTA, Barcelona 08348, Spain
关键词:
esca;
Botryosphaeriaceae;
melleins;
isosclerone;
tyrosol;
LASIODIPLODIA-THEOBROMAE;
BOTRYOSPHAERIA-OBTUSA;
METABOLITES;
DISEASE;
ESCA;
IDENTIFICATION;
PATHOGENICITY;
FUNGUS;
D O I:
暂无
中图分类号:
S3 [农学(农艺学)];
学科分类号:
0901 ;
摘要:
Lipophilic phytotoxins produced by Neofusicoccum parvum, a Botryosphaeriaceae species pathogenic to grapevine, were isolated and identified by spectroscopic methods as (3R,4R)-(-)-4-hydroxymellein, (3R,4S)-(-)-4-hydroxymellein, isosclerone and tyrosol. When assayed for phytotoxicity on tomato plants, all four metabolites showed phytotoxic activity, with (3R,4R)-(-)-4-hydroxymellein and isosclerone the most active. Isosclerone is reported for the first time as produced by a Botryosphaeriaceae species.
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页码:74 / 79
页数:6
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