根据西北八省(区)沙荒、黄土高原大面积植树造林科研协作会议,我省主持了其中的黄土高原旱地育苗技术的研究项目。现将我们两年来(1974～1975年)对我省浅山地区的主要造林树种——黑刺、油松、沙枣、杨树和柳树的旱地播种和扦插育苗技术试验初步成果概要介绍,为尽快促进林业生产服务。 According to the collaborative meeting of large-scale tree planting and afforestation research on sand shortage and loess plateau in the eight provinces (autonomous regions) of northwestern China, our province hosts the research project of nursery technology for dry land cultivation in the Loess Plateau. Now, in the past two years (1974-1975), we briefly summarized the preliminary results of the preliminary experimental results on the techniques of sowing and cutting seedlings for dryland cultivation of black thorn, Chinese pine, date palm, poplar and willow in the shallow mountainous areas of our province. In order to promote forestry Production services.