美国东部黑核桃是一经济价值极高的硬阔叶材树种 ,它在我国林业建设(用材林、农用防护林、经济林 )中有着广阔的应用前景 ,国内引种工作取得了显著成绩 ,但也出现了盲目引进、苗木生产有待规范等问题。文中针对这些问题提出了黑核桃引种要适地适树、合理规划、加强良种繁育工作等建议。 The eastern part of the United States is a hardwood tree species with extremely high economic value. It has broad application prospects in forestry construction (timber forest, agricultural shelterbelts and economic forest) in China. The introduction of domestic walnuts has achieved remarkable success but blindness Introduction, seedling production needs to be standardized and other issues. In view of these problems, the paper proposes that the introduction of black walnut trees should be properly adapted, reasonable planning and strengthening of breeding and other proposals.