甜杨扦插育苗方法林泽民，姜敏甜杨在大兴安岭林区属乡土树种，繁殖容易，成材早，用途广泛。甜杨属大乔木，耐寒，耐瘠薄，喜光，耐旱，适于在中性或微碱性土壤生长，在土层深厚肥沃和湿润的土壤中生长更快。金河林业局中心苗圃采用人工扦插育苗的方法培育甜杨幼苗，经过... Sweet poplar cuttings nursery method Lin Zemin, Jiang Min sweet Yang in Daxinganling forest is a native tree species, breeding easy, early timber, a wide range of uses. Poplar is a large arbor, hardy, barren, hi light, drought-resistant, suitable for growth in neutral or slightly alkaline soil, soil in the soil is rich in fertile and moist growth faster. Jinhe Forestry Bureau nursery nursery cuttings using artificial cutting methods to cultivate sweet poplar seedlings, after ...