入境后植物检疫苗圃的目的是截获重要的病害,某些植物病害在原产地国家或输入口岸检查时,可能并未发现,而另一些病害在引进的某些特殊寄主上可能长期不表现症状。因此在入境后检疫苗圃中由植物病理学家进行严格的、科学的复查是最为关键的。植物病理学家的作用不仅在于鉴定病原,而应考虑每一个引入的新种所出现的特殊问题,提出应进行任何必 The purpose of phytosanitary nurseries after entry is to intercept important diseases. Some plant diseases may not be detected when they are inspected in the country of origin or at the port of entry. Others may not exhibit symptoms for some special host introduced in the long term. Therefore, a rigorous and scientific review by phytopathologists in quarantine nurseries after entering the country is the most crucial. The role of plant pathologists not only in the identification of pathogens, but should consider the introduction of each new species of special problems that arise, it should be carried out any must