【摘要】 文章通过对樟子松种子、幼苗生物学特性的大量观测实践和研究,总结出樟子松种子处理、幼苗培育和病虫害防治的育苗技术,提出了在育林及周边地区推广的建议。更多还原

【Abstract】 According to the observation,practice and study of the biology characteristics of Pinus sylvestris seed and seedling,this paper summarizes the raise seedling technique of seed treatment,seedling raising and pest prevention.It also puts forward wide spreading suggestions.更多还原