论文部分内容阅读
为适应我国当前生产的实际需要,我们自行研制了两种植树工具——造林植苗钳和苗圃换床钳。经试验可提高工效20%～60%。具有结构简单、易于自制、效果明显、造价低等特点。现将其简介如下:一、造林植苗钳适于已整地和未整地(揭去草皮)林地的穴状整地造林,以及新旧采伐迹地、荒山
In order to meet the actual needs of our current production, we have developed two tree planting tools - planting seedlings pliers and nursery for bed clamp. After testing can improve the efficiency of 20% to 60%. Has a simple structure, easy to self-control, the effect is obvious, low cost and so on. Now it is briefed as follows: First, the planting seedlings pliers for land preparation has not been site preparation (uncovered turf) acreage afforestation, and old and new logging sites, barren hills