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由河北省林业科学院主持的《抗枣疯病枣树品系的选择》研究项目 ,1999年 12月通过了省林业局组织的专家鉴定。由我国著名植物病理学家袁嗣令研究员、杨旺教授、林木兰研究员等组成的专家鉴定委员会认为 ,枣疯病是全国枣产区的最重要病害 ,危害严重 ,防治极为困难。河北省林业科
By the Hebei Academy of Forestry hosted the “jujube resistance date jujube tree species selection” research project, in December 1999 adopted by the provincial Forestry Bureau, organized by experts. The expert appraisal committee composed of the famous plant pathologist Yuan Si-ling researcher, Professor Yang Wang and researcher Lin Mulan believes that jujube bark is the most important disease in the jujube-producing areas in the country, with serious harm and extremely difficult to control. Hebei Province Forestry Branch