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宁夏六盘山林区是黄土高原主要的水源函养林区之一。其森林在控制水土流失,改良气候,调节泾河、葫芦河、清水河之迳流,确保农业生产等方面,显示了绿色屏障的作用。森林截留是森林保持水土作用的一个方面。森林的截留作用又是很复杂的,本文仅就该林区主要森林类型的林冠一次最大截留量和枯枝落叶
Liupanshan forest in Ningxia is one of the main water-source forests in the Loess Plateau. Its forests show the role of a green barrier in controlling soil and water loss, improving climate, regulating the flow of Jinghe River, Hulu River and Qingshui River and ensuring agricultural production. Forest capture is one aspect of the forest’s role in conserving water and soil. The interception of the forest is very complicated. In this paper, only the maximum interception of the canopy of the main forest types and the litter