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The resistance to Plasmopara viticola and Sphaceloma ampelinum and their resistance relationship in Vitis vinifera
Author(s): LIU Huining, LI Congyu, WU Guangyu
Pages: 48-
51
Year: 2004
Issue:
1
Journal: JOURNAL OF SOUTH CHINA AGRICULTURAL UNIVERSITY(NATURAL SCIENCE EDITION)
Keyword: 欧亚种葡萄; 葡萄霜霉病; 葡萄黑痘病; 抗性; 抗性关系;
Abstract: 利用配对设计方法,田间自然鉴定及室内离体叶圆片接种鉴定,系统地研究了8个欧亚种葡萄品种(系)及1个欧山杂种对葡萄霜霉病及黑痘病的抗性,同时对其中的7个欧亚种葡萄品种对两病的抗性关系进行了研究.结果表明,供试品种(系)对霜霉病与黑痘病的抗性存在负相关,但相关性不显著,由此可以推断,控制两病的微效多基因不是同一基因组或它们是连锁强度不大的2个基因组,即抗霜霉病的品种不太抗黑痘病,抗黑痘病的品种不太抗霜霉病,同一品种对两病的抗性表现交错现象.
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