论文部分内容阅读
方阵样地调查是瑞典国家清查的方法。它是在一套方阵样地中扩大各样园之间的距离,获得更多的信息。 1983年元月,B·A哈格伦德教授来哈期间,建议清查体系设置群状样地(即方阵样地)。我队根据B·A哈格伦德提出的方案,分别于1983年和1984年在山河屯林业局和通河林业局,结合复查省级固定样地,设置了方阵样地。现将在通河林业局试验情况介绍如下:
Square matrix survey is the method of Swedish national inventory. It is in a square matrix to expand the distance between various parks, get more information. In January 1983, during the visit of Professor A.Haglund to Kazakhstan, it was suggested that the inventory system be set up as a cluster plot (that is, square plots). According to the plan proposed by B.H.Haglund, our team set up square-shaped plots in 1983 and 1984 respectively in Shantou Tun Forestry Bureau and Tonghe Forestry Bureau in combination with the review of provincial-level fixed plots. Tunghe Forestry Bureau will now test the situation are as follows: