对铁刀木等 11种景观树种在杂草生长十分繁茂 ,而抚育管理又比较粗放的林地上的生长情况进行了调查比较 ,以分析考察不同树种对林地恶劣竞争环境的适应能力。结果表明 :南洋楹、马占相思、铁刀木、樟树及红胶木等生长良好 ;其次为楸枫和木棉 ;凤凰木表现较弱 ,而尖叶杜英、人面子及无忧树等则基本上难以适应 The growth of weeds in 11 species such as Castanopsis species in lush grassland was compared with that of extensive woodland management in order to analyze and study the adaptability of different tree species to the harsh competition of forest land. The results showed that: Nanyangsapan, Acacia mangium, woodcarving, camphor and red bakelite grew well; followed by Catalpa bungei and kapok; phoenix wood weaker performance, while the pointy leaves Du Ying, human face and worry-free tree is basically difficult adapt