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若干个核桃品种(系)对白粉病的抗性
引用本文:杨克强,程三虎,牛亚胜,孙彩玲. 若干个核桃品种(系)对白粉病的抗性[J]. 果树学报, 1998, 0(2)
作者姓名:杨克强  程三虎  牛亚胜  孙彩玲
作者单位:甘肃省天水农业学校!清水,741400
摘    要:
对20个普通核桃(JuglansregiaL.)品种(系)核桃白粉病[Microsphaerajuglandis(Jacz.)Golov.=M.yamadai(Salm.)Syd.]的抗性进行了调查,用标准差法对不同品种(系)的抗性反应进行评价。结果表明,供试20个品种(系)均感病,其中陇32、西林2、陇11为高抗品种(系),陇15为抗病品系;西洛3、扎343为高感品种,香玲、鲁光、辽3为感病品种;其余11份材料为中抗品种。

关 键 词:核桃  白粉病  抗性

Study on the Evaluation of Resistance to Powdery Mildew of Walnut Varieties
Yang Keqiang,Cheng Sanhu,Niu Yasheng and Sun Cailing. Study on the Evaluation of Resistance to Powdery Mildew of Walnut Varieties[J]. Journal of Fruit Science, 1998, 0(2)
Authors:Yang Keqiang  Cheng Sanhu  Niu Yasheng  Sun Cailing
Abstract:
The resistance to powdery mildew [Microsphaera juglandis (Jacz. ) Golov.=M. yamadai (Salm. ) Syd. ] of 20 walnut (J. regia L. ) varieties supplied by domestic institutes was investigated in field and appraised by means of standard deviation. Result showed that all of the walnut varieties (clones) appraised were susceptible;While Long 32,Xilin2,Long 11 were highly resistant (HR),Long 15 was resistant (R) band Xiluo3,Za343 are highly susceptible (HS),Xiangling,Luguang,Liao 3 were susceptibe (S). The other 11 varieties were median resistant (MR).
Keywords:Walnut (Juglans regia L. )  Powdery mildew  Resistance
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