核桃楸是东北地区三大珍贵硬阔叶树种之一,主要分布于小兴安岭、完达山、长白山及辽东山地,在我省核桃楸主要分布区的自然条件特点是海拔在500米以下,年降水量在700毫米以上的棕色森林土及草甸土地区。核桃揪由于材质优良,用途广泛,经济价值高,生长较快,造林简单易于成活,深受人民群众的喜爱,近年来得到较为广泛的 Juglans manshurica is one of the three precious hardwood species in Northeast China, mainly distributed in Xiaoxing’anling, Wandashan, Changbai Mountain and Liaodong Mountains. The natural conditions of Juglans mandshurica in our province are characterized by elevation below 500 meters, annual precipitation In 700 mm above the brown forest soil and meadow soil area. Walnut rowan because of good material, wide range of uses, high economic value, rapid growth, afforestation simple and easy to survive, loved by the people, in recent years been more extensive