Present Condition of Caragana microphylla Plantation in Ledu County

Forestation techniques and growth features of Caragana microphylla were analyzed.The results show that the optimal planting modes is site preparation of level bench or reverse-slope terrace or fish scale pit.The soil layer with dense roots of Caragana microphylla is in a layer of thickness of 40 cm.The lateral root grows vigorously.The root spread range increases higer than crown size.Shrub raises 19.8 cm annually.Ramification adds 1~4 branch·cluster-1.The biomass increases 0.19 kg·cluster-1.Timingly stumping and tending can accelerate germination and crown of shrub of Caragana microphylla.It also can increase growth and biomass of Caragana microphylla.