... 5.8 劣等林分 inferior stand 5.2 采种母树 tree for seed collection 5.3 优良木 superior tree9、杂交育种与抗性育种 9.1 杂交 hybridization ...
基于54个网页-相关网页
为了提高采集林木球果的效率，保证采种作业工人安全，减小对母树的损坏，研制了林木球果采集机器人。
In order to improve the efficiency of collecting conifer cone, ensure the safety of workers in production, and reduce the damage to the mother trees, a collecting robot of conifer cone was developed.
座式上树设备广泛适用于林区各种母树的采种采果、森林维护以及电力部门外线作业。
The new tree-climbing machine is suitable for various seeds harvesting in forest regions, the tree maintenance in the forests and the operation of electric wire poles.
应用推荐