一、前言落叶松是优良速生甩材树种,材质坚硬致密,抗压及抗弯曲的强度较大,耐腐朽、水湿,广泛用作矿柱、电柱、枕木及民用建筑等;在林学特性上,属强阳性树种,不耐庇荫,耐严寒,适应范围广,尤以肥沃、排水好的中性或微酸性土壤为佳。 First, the preface Larch is an excellent fast-growing rejection of species, hard and dense material, compressive and bending strength, corrosion resistance, water wet, widely used as ore column, electric column, sleepers and civil construction; On, is a strong positive species, impatience shading, resistance to cold, to adapt to a wide range, especially fertile, well drained neutral or slightly acidic soil is better.