大兴安岭林区的技术革新和技术革命已在各个战线蓬蓬勃勃的开展起来,营林方面仅改革的工具就有五十多种,这为进一步贯彻执行更新与采伐并选的方针有着很大贡献。现推荐其中几种如后。联合播种机甘河林业局创造的联合播种机效果很好,适于横床条播中、小粒种子。一次完成开沟播种、复土(砂和镇压四大工序。构件大部分木制。全部构造是由开沟滚、镇压滚、地轮、转动轮、木 The technological and technological revolutions in the Greater Khingan Range have been booming in all fronts. There are over 50 kinds of tools for reform in the forest sector, which greatly contribute to the further implementation of the guidelines for updating and harvesting . Now recommend several later. Joint planter Gan River Forestry Bureau to create a joint planter good effect, suitable for horizontal bed broadcast, small seeds. Complete a ditch sowing, re-soil (sand and repression of the four major processes. Most of the components of wood. All structures by the ditch rolling, repression rolling, ground wheels, wheels, wood