《中国植被志》研编内容与规范
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Contents and protocols for the classification and description of Vegetation Formations, Alliances and Associations of vegetation of China
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图3. 灌丛(草地)样方设置方法, 样方面积10 m × 10 m。对于灌丛, 需要调查整个样方(划分为4个5 m × 5 m小样方: S1-S4); 对于草地, 一般只需调查5个小样方(H1-H5, 1 m × 1 m)。为避免人类活动干扰, 样地四周一般要留有10 m宽的缓冲区( |
Fig. 3. Plot setting of shrub (grassland) communities (10 m × 10 m). Four subplots (S1-S4, 5 m × 5 m) for shrub layer and five subplots for herb layer (H1-H5, 1 m × 1 m) are selected for investigation within each 10 m × 10 m plot. A buffer zone of 10 m at each side of the plot is necessary to keep the plot away from apparent human activities ( |
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