油松耐干旱瘠薄，适应范围较广，是荒山造林的先锋树种。油松交替落叶，冬夏常青，常年保持浓密的树冠，所以它截留降雨的性能较强。树干逞流占树冠截雨的百分数小，但油松的落叶量小，油松林下死地被物的吸持地表逞迳作用比其它阔叶树种差；而油松虽然根系扎得深，抗旱能力很 Pine is drought tolerant barren, adaptable to a wide range of, is a pioneer tree afforestation barren hills. Pinus tabulaeformis deciduous, winter and summer evergreen, perennial dense canopy, so it interception rainfall performance. The trunk trunk flow accounted for a small percentage of canopy rain, but the deciduous Pinus tabulaeformis small, Pinus tabulaeformis wood was the surface of the earth’s surface to be absorbed by the earth, the effect was worse than that of other broad-leaved trees;