论文部分内容阅读
西北四省(区)第二次次生林科研协作会议于1966年3月7日至11日在陕西武功县召开。出席的代表40人。会议共收到论文25篇,包括次生林的综合经营样板、经营技术、类型划分、抚育改造、更新育苗、作业设计、生产管理等方面。会议检阅了自1963年以来的次生林科学研究成果,并交流了各地经营次生林的经验。大家认为,油松山地育苗、林间育苗,以磷化锌毒杀为主的综合防治鼠害,用地形图放大成图代替实测成图等经验可以试行推广;并建议当前应抓种苗、
The second secondary forest research collaboration meeting in the four provinces (districts) in northwest China was held in Wugong County, Shaanxi Province from March 7 to March 11, 1966. 40 delegates attended. The conference received a total of 25 papers, including the comprehensive management model of secondary forests, management techniques, type division, tending and transformation, renewal nursery, homework design, production management and so on. The meeting reviewed the achievements of secondary forest science research since 1963 and exchanged experiences of operating secondary forests. We believe that the Pinus tabulaeformis seedlings, seedlings in the forest, mainly to the poisoning of zinc phosphide to prevent rodent pests, with maps to enlarge the map instead of the actual test map can be tried out to promote; and recommended that the current should be caught seedlings,