n.嵌块(填空的铅块)
Each small quadrat must be more homogenerous than the sociation as a whole.
每个小样方必须比整个基群丛更为统一.
Within this plot , gap patches and the non gap quadrat near each gap patch were sampled.
在样地中对出现的林窗斑块以及相邻的对照的非林窗样方进行群落学调查.