帽儿山林场于1962年秋建场。这个林场是造林林场,每年营造多种针叶树,而造林成活率忽高忽低。例如:1963年春造了3,000亩落叶每松和赤松,成活率在2%以下;1964年春造7,500亩落叶松和赤松,成活率达到95%以上;自1976年至1978年每年造1,000亩落叶松,赤松和樟子松,成活率在5%以下,仅3年间损失苗木和人工费总额 Hat Hill Forest Farm in the autumn of 1962 to build a field. This forest farm is afforestation farm, each year to create a variety of conifers, afforestation survival rate fluctuated. For example, in the spring of 1963, 3,000 mu of deciduous pine and red pine were planted in the spring of 1963, with a survival rate of less than 2%. In the spring of 1964, 7,500 mu of larch and red pine were planted, with a survival rate of over 95%. From 1976 to 1978, 1,000 mu , Pinus sylvestris and Pinus sylvestris, the survival rate of less than 5%, only 3 years, the total loss of seedlings and labor costs