在毛主席关于“有了优良品种,即不增加劳动力、肥料,也可获得较多的收成”的教导指引下,为了加快绿化步伐,尽快为国家培育优质用材和减少针叶纯林的病虫危害,我们积极寻找当地乡土树种中的优良树种。经过调查,我们认为小叶椴是个比较好的树种。它的主要特点是:生长快一般年高生长为0.5米左右,径生长为0.5—0.6厘米;材质好质地轻软,纹理致密,不翘不裂,富于弹性,可供建筑、家具用材;较耐阴适于和油松、落叶松混交,且可减少病虫危害。同时,椴树花是良好的蜜源,叶子可喂猪,群众颇为喜欢。为了发展 Under the guidance of Chairman Mao on “With excellent varieties, that is, without more labor and fertilizers, more harvests can be obtained”, in order to speed up the pace of greening, cultivate quality timber for the country and reduce pests and diseases of coniferous pure forests as soon as possible, We actively look for the best tree species in local native trees. After investigation, we believe that leaf linden is a better species. Its main features are: fast growth average annual growth of about 0.5 meters, diameter growth of 0.5-0.6 cm; material texture soft light, dense texture, not Alice cracking, flexible, for construction, furniture timber; More resistant to Yin and pine, larch mixed, and can reduce pest damage. At the same time, linden tree flowers are good source of honey, leaves can be pigs, the crowd quite like it. For development