母树林是利用天然种子向人工改良种子过渡的生产基地。它具有建成时间短、种子产量高、产地清楚、便于经营管理等优点，是较快解决当前对种子急需的重要途径，也是林木改良的一项重要措施。为满足日益发展的造林事业对种子的需求，抚顺县温道林场从１９８０年开始在坎木营... Motherwood is the use of natural seeds to artificial improvement seed production base. It has the advantages of short establishment time, high seed yield, clear origin and convenient operation and management. It is an important way to quickly solve the current urgent need for seeds and is also an important measure for forest improvement. In order to meet the growing needs of the afforestation on the needs of the seed, Fushun County, Wandao forest farm from 1980 began in Camp ...