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五原县防沙林场全体职工打破了技术神秘的观点,在短短的时间内改进和创制了林业生产工具三种,提高了生产效率。现仅把马拉三行沙丘播种机简单介绍一下: 主要构造:全身大部份是用木制成。有播种箱,前后木轮(滚珠轴承),前后轴,连接架,方向操纵桿,开沟器,螺旋下种筒,复土环,镇压滚,深度调节器(包括调节横轴,调节闸,卡闸弓形齿等),种子控制器(包括齿轮,转动轴,控制桿和铁套筒等)。根据初步试验,二人一畜,每日能播五十畝左右,比过去用耙或锄开沟直播提高效率五——六倍。每次播种三行,行距四十公分。播种时,深浅调节自如,下种量能控制,大小种子都能播,下种均匀,深度適中,同时开
All employees of the desertification prevention center in Wuyuan County broke the viewpoints of technical mystery and improved and created three kinds of forestry production tools in a short period of time to improve production efficiency. Now only three rows of dura Mara Seeder about: The main structure: most of the body is made of wood. A planting box, before and after the wooden round (ball bearings), before and after the shaft, connecting frame, the direction of joystick, opener, spiral under the cylinder, the earth ring, suppression rolling depth controller (including adjusting the horizontal axis, Brake arcuate teeth, etc.), seed controller (including gears, rotating shaft, lever and iron sleeve, etc.). According to the preliminary test, two people and one domestic animal can sow about 50 mu a day, which improves the efficiency by five to six times than that in the past by using a rake or hoe to ditch live broadcasting. Three rows of sowing each time, spacing of 40 cm. Seeding, the depth of regulation freely, the next species can control the size of seeds can sow, under the kind of uniform, moderate depth, while open