核桃不同品种（系）对细菌性黑斑病的抗性鉴定

摘要

选取辽宁地区12个核桃( uglans re gia)主栽品种(系)的两年生嫁接苗，采用5种方法分别接种核桃细菌性黑斑病菌(Xanthomonas campestris)进行抗病鉴定，并比较各品种(系)苗期抗性差异，同时比较及筛选接种方法。%12 main varieties of walnut two-year grafted seedlings in Liaoning Province were selected to study the resistance against Xanthomonas campestris by 5 methods. Meanwhile, the resistance difference between cultivars at seedling stage was compared. Inoculation method of walnut bacterial blight pathogen was picked out.