樟子松沙地育苗技术

樟子松是神木县营造防风固沙林主要树种,为了解决苗木长途运输、成本高和成活率低问题,通过对种子调运检验、育苗地的选择、施肥及改良土壤、种子催芽、播种、苗期管理、病虫害防治、越冬保护等技术措施,探索出在陕北沙地育苗技术。

Seedling Breeding of Pinus sylvestnis var.mongolica Litv.in Sandy Area

Pinus sylvestnis var.mongolica Litv.is the main species for afforestation in sandy area.To transport seedlings from a long distance would cost a lot and have a lower germination rate.To transport seeds would be much simpler.The techniques for seedling breeding in the north of Shaanxi have been experimented,which includes the choice of sites,fertilization,soil improvement,seeds treatment,sowing,seedling management,pest and disease control and the protective measures to make sure the seedlings over winter.