A new, graft-transmitted, disease of kiwifruit

被引:4
作者
Nitta, H [1 ]
Ogasawara, S [1 ]
机构
[1] Hiroshima Prefectural Agr Res Ctr, Inst Fruit Tree Res, Hiroshima, Japan
来源
THIRD INTERNATIONAL SYMPOSIUM ON KIWIFRUIT, VOLS 1 AND 2 | 1997年 / 444期
关键词
D O I
10.17660/ActaHortic.1997.444.113
中图分类号
S3 [农学(农艺学)];
学科分类号
0901 ;
摘要
Chlorotic symptoms (ring, spots, lines and a mosaic pattern) appeared on the leaves of previously disease-free kiwifruit, Actinidia deliciosa (A.Chev.) C.F.Liang and A. Ferguson, that had been grafted in 1987 onto A. polygama in a search for nematode-resistant rootstocks. We suspected that these symptoms were due to a pathogen that was carried without visible expression by wild A. polygama plants in Japan. Further experiments confirmed the transmission of these symptoms to 8 varieties of kiwifruit, with half showing symptoms one year after grafting and all within 2 years of grafting. This disease has not previously been recorded from kiwifruit.
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页码:739 / 743
页数:5
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